Updated: October 2026.
Quick Answer. For Google Workspace admins, the three best email signature management tools are SyncSignature, WiseStamp, and Exclaimer. SyncSignature is the cleanest fit for teams of 5 to 250 users that want OAuth install from the Google Workspace Marketplace, Admin SDK Directory API sync against Google's directory, OU level signature targeting, banner scheduling, and in product cancellation, with agency multi workspace on the Enterprise plan. Exclaimer is the safer enterprise call when ISO 27001, SOC 2, and Microsoft first stack governance are contractually required. WiseStamp covers Gmail focused individuals and marketing led teams up to mid market. Patronum is the low cost pick when signatures are one part of a wider Google Workspace management suite. Letsignit is excluded because its trial is requested through a form or a call with its team and its marketing centers on Microsoft 365 and Outlook, which is a different buying path from a Marketplace install.
Google Workspace admins evaluating signature software face a different shortlist than Microsoft 365 admins. Half the named category sits inside the Microsoft world (Letsignit, for example, recommends its Outlook add-in for Microsoft 365 and centers its marketing on Outlook). The other half is stack agnostic on paper but uneven in directory depth, OU level targeting, and the Marketplace install path that Google Workspace admins actually use to roll software out across the team.
This post compares nine options that work with Google Workspace, ranked for the admin priorities that matter inside the Admin Console: OAuth install from the Marketplace, Admin SDK Directory API sync, Org Unit targeting, banner scheduling, agency multi workspace, and in product cancellation. Letsignit is dropped with explicit reason. This October 2026 update adds Signitic, Bybrand and Patronum, three tools that show up often in Google Workspace evaluations, and every vendor fact was rechecked against the vendor's own pricing page, help center or Marketplace listing.
Watch: auto-install signatures in Google Workspace
Ten new hires start next Monday?
Google Workspace admins need signatures installed on day one, not a task list of people to nag. SyncSignature deploys signatures across Google Workspace and Microsoft 365 with directory sync. Teams plan $15/mo for up to 5 users, then $2/user/mo. 7-day trial, no credit card.
What Google Workspace admins need from signature software
Six structural criteria separate signature management software from generators with admin features bolted on, when the buyer is a Google Workspace admin.
Marketplace install with single OAuth grant. The deployment path Google Workspace admins know is the Google Workspace Marketplace. Domain wide install, single admin grant, scopes documented on the consent screen, audit trail in the Admin Console. Tools that install through CSV upload, Chrome extension per user, or third party setup wizards add friction at the wrong moment. The Marketplace listing itself is also a procurement signal: install count and rating numbers function as social proof and are visible to every admin browsing the catalog.
Admin SDK Directory API sync, not CSV upload. Real Google Workspace integration means reading users, groups, and Org Units through the Admin SDK Directory API. CSV imports break the moment a new hire is provisioned. The benchmark is read only directory access, scoped to user.readonly, group.readonly, and orgunit.readonly, with the sync running on a schedule rather than triggered manually.
Org Unit and group level signature targeting. Google Workspace admins organize users by Org Unit (location, department, role) and by groups. Signature targeting needs to map to both. The pattern is one template per Org Unit or group, with merge fields drawn from the directory profile. Tools that target only by static user lists do not scale past 30 users.
Gmail sendAs API for signature writes. Signatures should be written into each user's Gmail profile through the sendAs API, not stamped server side at the mail gateway. Client side writes mean email content never leaves Google's servers, no third party in the mail path, and the signature renders natively in Gmail desktop, web, and mobile without rewriting MX records or routing rules.
Banner campaign scheduling and randomization. The Google Workspace deployment pattern unlocks banner campaigns as a marketing surface. Scheduling (start date, end date, time zone), randomization (rotate three to five banners across the team), and OU targeting (sales banner only on the sales OU) are the three features that separate banner campaigns from a static promotional image.
In product cancellation from the admin panel. Procurement teams running parallel evaluations weight the renewal exit path as heavily as the install path. The benchmark is in product cancellation any time before the renewal billing date, no support ticket gate, no advance notice cutoff, no Renewals team negotiation.
For a deeper read on managing signatures across a Google Workspace team, see manage email signatures across a team on Google Workspace and how to centrally manage email signatures.
Marketplace presence and install friction
The Google Workspace Marketplace is the install path most admins default to, and the listing rating and install count are the first procurement signals visible before any sales contact. SyncSignature ships a live Marketplace listing with 8K+ installs at the time of writing (view on Google Workspace Marketplace). Install is a single OAuth grant with admin scopes documented inline. WiseStamp, MySignature, and Exclaimer all have Google Workspace Marketplace listings. Exclaimer's setup starts in the Exclaimer portal and completes with a Marketplace admin install. Newoldstamp also has a Google Workspace Marketplace listing (91K+ installs) and deploys signatures through the Gmail API after the admin allowlists its app. Patronum (457K+ installs, a figure that covers its whole Workspace management suite), Signitic (272K+ installs) and Bybrand (85K+ installs) also have live Google Workspace Marketplace listings.
The tool excluded from the shortlist breaks on the Marketplace dimension at category level. Letsignit's trial is requested through a form or a call with its team, so the Marketplace path is not the typical entry point.
For a structural read on the mechanics of directory sync across Google Workspace and Microsoft 365, see directory sync for email signatures on Google Workspace vs Microsoft 365.
Top 9 email signature tools for Google Workspace admins
1. SyncSignature
The cleanest fit for Google Workspace admins running teams of 5 to 250 users that want OAuth install from the Marketplace, Admin SDK directory sync, OU targeting, and banner scheduling, with agency multi workspace on the Enterprise plan.
Feature set on the base Teams plan. Directory sync against Google Workspace via Admin SDK Directory API (read only scopes: user.readonly, group.readonly, orgunit.readonly), Org Unit and group level signature targeting, banner campaigns with scheduling and randomization, click analytics on every link and banner, signature enforcement, mobile signature support, AI headshot tool, QR codes, and 100 plus templates. Microsoft 365 also supported via Microsoft Graph API directory read against Azure AD plus an Outlook add in deployed through Microsoft 365 Centralized Deployment, for mixed stacks.
Deployment model. Client side rendering, no server side stamping, no mail flow rule. Install via the Google Workspace Marketplace with a single admin OAuth grant. Signatures are written to each user's Gmail profile through the Gmail sendAs API. Email content never leaves Google.
Pricing. Solo $6/month for 1 user. Teams $15/month for up to 5 users, then $2/user/month, so a team of 1 to 5 users pays $15 a month, dropping to $1.60/user/month at 30 users and $1.44/user/month at 70 users (flat price bands; volume pricing above 100 seats: contact us). Enterprise custom. Annual billing across all plans.
Free trial. 7 days, no credit card, no sales call.
Cancellation. In product cancellation from the admin panel any time before the renewal billing date. No advance notice cutoff. 30 day initial refund window. Goodwill refund on accidental renewal.
Marketplace presence. Live Google Workspace Marketplace listing with 8K+ installs. Live Microsoft Commercial Marketplace listing for the Outlook add in.
Infrastructure. AWS India region. Not formally ISO 27001, SOC 2, or HIPAA certified. Does not route or read email, and prepares a DPA on request.
Best for. Google Workspace admins running teams of 5 to 250 users. Marketing led teams running banner campaigns as a primary distribution channel. Agencies managing multiple client workspaces, on the Enterprise plan.
2. WiseStamp
The largest installed base in the category with deep Gmail focus. WiseStamp reports more than 1.5 million customers.
Feature set. WiseStamp's Chrome extension lists 200,000 users on the Chrome Web Store (October 2026). Campaigns and analytics on the Grow tier and above. Server side stamping is Platform tier only. Microsoft Entra ID (Azure AD) and Google Workspace directory sync from Basic; SAML SSO from Platform. CRM integrations on higher tiers (Salesforce, HubSpot, Zoho, Pipedrive). 12 industry vertical pages, role example pages, deep template library. Marketplace listing live for the Google Workspace add on.
Pricing. Pro+ $9/month for individuals, plus $2/month per added member up to 10 members. Basic $19/month flat plus $1/user (5 templates). Grow $49/month flat plus $1/user (campaigns, analytics, the most popular tier). Platform $189/month flat plus $1/user. Enterprise custom. At 100 seats yearly, Grow lands at roughly $1.49/user/month all in.
Free trial. 14 days, no credit card.
Cancellation. 12 month initial term, auto renews for 12 month periods. WiseStamp's help center says you can cancel from the Plan & Billing page before your next billing date; renewal charges are non-refundable. The pricing page offers a 14 day money back guarantee on the first purchase.
Best for. Gmail focused teams comfortable with the auto renewal cadence and Platform tier paywall on server side stamping.
3. Exclaimer
The largest enterprise grade competitor in the category. Strong fit for Microsoft first mid market and enterprise procurement. Google Workspace support exists but is the secondary engineering investment.
Feature set. Server-side and client-side deployment on every plan (Starter, Standard and Pro), or both together. ISO 27001 plus SOC 2 plus ISO 27018 stack. Brand Kits product launched January 2026 (signature plus meeting backgrounds for Teams, Zoom, Meet). Department signatures on Standard and above. Analytics on Pro.
Pricing. Starter $0.90/user/month (1 template only). Standard $1.45/user/month. Pro $1.75/user/month. Enterprise custom. 12-month term, paid annually or in 12 monthly installments, 10-user minimum, 14-day trial on Pro features with no credit card. Exclaimer's terms allow it to change fees at the end of each subscription term, and its renewal process article lists an annual price increase as one factor that can affect a renewal quote. Exclaimer does not publish a fixed percentage.
Cancellation. To cancel Exclaimer, the subscription Owner selects Cancel this subscription in the Exclaimer portal at least 30 days before the renewal date. Exclaimer's team then processes the request manually, and the subscription stays set to renew until they confirm it. If the request comes later, the subscription renews for another 12-month term.
Best for. Microsoft first mid market and enterprise organizations that need server side stamping, ISO and SOC 2 evidence, and a compliance forward enterprise sales motion. Less ideal for Google Workspace primary teams.
4. MySignature
Generator first product with team management features layered on top. It has a polished individual surface and offers directory sync from Google Workspace and Microsoft Entra ID, with optional auto-sync, on both Teams plans.
Feature set. Generator first with team management bolted on. Google Workspace integration through OAuth and Admin SDK. Banner library mature on the personal brand side (10 banner template pages, nine of them for holidays, and role pages for more than 15 professions). Agency offering lives at hub.mysignature.io on a separate subdomain with demo gated pricing.
Pricing. Free plan for 1 signature. Professional Core $6/user/month billed yearly, for up to 5 users (Connect $7). MySignature's pricing page lists its Teams plans billed yearly. At 100 seats yearly, lands at $1.00/member/month, undercutting most management first vendors at the mid market anchor.
Free trial. A free plan for one signature; a Teams trial is available on request.
Best for. Individuals and teams that put published per-seat price first, especially at 5 seats, at 21 to 25 seats or from 41 seats up, and can work with one template per segment.
5. Newoldstamp
Banner first signature platform with hosted image rendering. Slider pricing per signature.
Feature set. Hosted banner builder, mature template editor, click analytics. Newoldstamp assigns signatures by Google Workspace organizational unit (not by Google group) on its single per-signature plan. Hosted image rendering means signatures stop loading inside recipient inboxes when the subscription ends.
Pricing. Newoldstamp prices by signature on a published slider from 1 to 200 signatures, billed annually: $54 a year for 1, $109 for 5 ($1.80 per signature per month), $479 for 30 and $1,599 for 100 (about $1.33). Above 200 it quotes a custom plan.
Free trial. 7 days.
Cancellation. Hosted images stop rendering on cancellation, breaking signatures already in past sent emails inside customer inboxes.
Best for. Marketing led teams that schedule one banner per department at a time, with start and end dates, and are comfortable with per signature pricing math and the hosted image cancellation tail.
6. Patronum
A Google Workspace management suite in which signatures are one module, alongside Drive management, contact sharing and an org chart. Built by Bespin Labs in the UK, and focused on Google Workspace only.
Feature set. Signature policies sync to Gmail every hour through the Gmail API, and a policy overwrites signatures that users edit themselves, which gives admins enforcement. Policies target Org Units, Google groups or specific user attributes. Domain aliases get their own sendAs signatures automatically. Banners sit in the template and follow the same targeting. Patronum's own banner article says it does not document a banner scheduler, so end dates are handled by swapping the banner manually. Link tracking runs through Google Analytics.
Pricing. Business plan $8 per user per year after a 30 day free period, covering signatures and the rest of the suite. Education and non-profit $2 per user per year. Patronum Plus, listed in its help center, is $16 per user per year and adds Drive governance and analytics. Billed annually per Google Workspace user. Signatures are not sold on their own.
Free trial. 30 days with full access, no credit card, self-serve install from the Marketplace by a super admin.
Cancellation. Patronum's help center says you cancel by uninstalling Patronum from the Google Admin Console.
Compliance. Patronum lists ISO 27001, ISO 27701, ISO 22301, ISO 9001 and Cyber Essentials Plus, and a UK G-Cloud award.
Best for. Google Workspace only organizations that also want Drive and contact management from one tool, and price-sensitive teams that can run banner changes by hand.
7. Signitic
A French signature platform owned by Positive Group, with data hosted in France and a free plan for small teams.
Feature set. On Gmail, Signitic deploys a Chrome extension from the Google Admin Console; on Microsoft 365 it uses a centrally deployed Outlook add-in. Signitic states that email content never passes through its servers. Directory import uses the Google Directory API for users, groups and attributes. Campaigns can be scheduled with start and end dates and targeted by group, and the Standard plan adds A/B testing and performance statistics. Signitic's documentation describes targeting by group; we did not find documentation for targeting by Org Unit.
Pricing. Prices in euros. Free for up to 19 licenses, with 1 template, 1 campaign, 1 group and a Signitic badge. Standard from €1 per user per month with a 20 license minimum, sold through a demo. Custom plan quote based. 50% off for eligible non-profits.
Free trial. 14 days, no credit card, self-serve sign up with a Google account.
Cancellation. Signitic's terms renew subscriptions automatically for the same duration and require cancellation by registered letter within the notice period set in the terms.
Best for. European teams that want data hosted in France, and teams under 20 people that can work within the free plan.
8. Bybrand
A low cost, monthly billed signature tool from Brazil with Google Workspace and Microsoft 365 integrations.
Feature set. On Google Workspace, Bybrand uses Google's official APIs to apply the signature directly in each user's Gmail, with no server-side processing, DNS changes or mail rerouting. On Microsoft 365, an admin installs an add-in from the Microsoft 365 Admin Center and users pick their signature in the add-in panel while composing. Directory sync runs daily, every three days or weekly, and Google groups can be imported to update signatures for a selected group. Bybrand's sync documentation says new directory users are not added automatically. Banners are added per signature through the editor or the assets library, and click tracking runs through Bitly, Rebrandly or UTM parameters with Google Analytics.
Pricing. $8 per month including 10 signatures, then $0.50 per month for each employee synced through automation or $0.80 for each extra manual signature. Bybrand's own example puts 100 synced users at $58 per month. Monthly billing, no minimum.
Free trial. 14 days, no credit card.
Cancellation. Cancel at any time; signatures go inactive after the plan expires. Full refund within 30 days.
Compliance. GDPR and CCPA statements. Bybrand says it has not undergone a SOC audit itself, while its data center has.
Best for. Small teams that want monthly billing and a low entry price, and can add new hires to sync by hand.
9. Google Workspace native signature settings
The baseline option built into Gmail. Free, works everywhere, ships with the suite. Documented for completeness.
Feature set. Per user signature in Gmail Settings. Admin defined default signature is configurable for the domain via the Admin Console under Apps, Google Workspace, Gmail, User Settings. No template library, no group or OU targeting beyond admin defaults, no banner scheduling, no analytics, no enforcement (users can override the admin default), no agency multi workspace.
Pricing. Included in Google Workspace.
Best for. Tiny teams (1 to 5 people) that need a baseline signature and are willing to accept that any user can edit their own. Not appropriate as a management surface for teams larger than 5 or for any team that wants brand consistency, banner campaigns, or analytics.
Excluded from the shortlist. Letsignit is excluded because its trial is requested through a form or a call with its team and its marketing centers on Microsoft 365 and Outlook, which is a different buying path from a Marketplace install.
Side by side comparison
| Tool | Marketplace listing | Admin SDK sync | OU targeting | Banner scheduling | Cancellation | Pricing |
|---|---|---|---|---|---|---|
| SyncSignature | Yes, 8K+ installs (install) (trial) | Yes, every 24 hours or on demand | Yes | Yes, with randomization | In product, no notice | $15/mo up to 5 users, then $2 to $1.44 per user, published |
| WiseStamp | Yes | Yes | Departments on all team plans; OU-scoped sync from Grow | Grow tier and above | In-app cancel; renewals non-refundable | Pro+ $9 a month plus $2 per added member; team plans $19 to $189 a month plus $1 per employee |
| Exclaimer | Yes (admin install, started from Exclaimer portal) | Yes, Microsoft first | Yes | Standard and above | Cancel request in portal, processed manually; 30 days' notice | $0.90 to $1.75 per user, published |
| MySignature | Yes | Yes (Teams) | OU import into segments (one template per segment) | Yes, role and seasonal libraries | Cancel any time before renewal; signatures stop working after the paid period | Standard $0.91 to $2.40 per user (Engage $1.91 to $3.40), billed yearly |
| Newoldstamp | Yes | Yes | Yes (by OU; not by Google group) | Yes, banner first | Hosted images break on cancel | $1.80 per signature at 5, about $1.33 from 30, billed annually |
| Patronum | Yes, 457K+ installs (whole suite) | Yes, hourly policy sync | Yes, plus Google groups and user attributes | Not documented by Patronum | Uninstall from Admin Console | $8 per user per year, suite included |
| Signitic | Yes, 272K+ installs | Yes, Google Directory API | By group (OU targeting not documented) | Yes, start and end dates | Auto renews; registered letter to cancel | Free up to 19 licenses; Standard from €1 per user, 20 license minimum |
| Bybrand | Yes, 85K+ installs | Yes, daily to weekly; new users added manually | By imported Google group | Not documented | Cancel any time; 30 day refund | $8 a month incl. 10 signatures, then $0.50 per synced user, monthly |
| Google Workspace native | Built in | Not applicable | Admin default only | None | Included with suite | Included with Google Workspace |
The dimensions to weight heaviest for a Google Workspace deployment are Admin SDK sync, OU targeting, and cancellation behavior. SyncSignature combines Admin SDK sync (every 24 hours, or on demand with one click), OU level targeting, banner scheduling with randomization, and in product cancellation with no advance notice cutoff on its base Teams plan. Patronum matches it on OU and group targeting at a lower per-user price but does not document banner scheduling. Signitic schedules banners and targets by group, with a free plan up to 19 licenses.
Deployment walkthrough on SyncSignature
The end to end deploy time on a 100 user Google Workspace tenant is under one hour using SyncSignature as the worked example. The five steps below also map cleanly to the other shortlist tools, with the sync mechanism varying.
Step 1. Install from the Google Workspace Marketplace. As a Google Workspace super admin, browse to the SyncSignature Marketplace listing (workspace.google.com/marketplace/app/syncsignature_email_signature_manager/130630954689), click Domain Install, and grant the OAuth scopes on the consent screen. The grant covers user.readonly, group.readonly, orgunit.readonly, and gmail.settings.basic for the domain. Audit trail lands in Admin Console under Security, API Controls.
Step 2. Grant OAuth and trigger directory sync. SyncSignature reads users, groups, and Org Units from your Google Workspace directory through the Admin SDK Directory API the moment the OAuth grant lands. No CSV upload. The first import surfaces every user, group, and OU in the SyncSignature admin panel within minutes of install; after that, sync runs every 24 hours, or on demand with one click.
Step 3. Build templates and assign by Org Unit. Use the drag and drop editor to build one signature template per Org Unit (or per group, depending on how your team is organized). Map merge fields to directory profile attributes (name, title, department, location, phone, photo). Assign each template to its target Org Unit or group. For brand consistency, build one master template and use Org Unit overrides for department specific badges or banners.
Step 4. Schedule banner campaigns by team. Use the banner module to ship a scheduled banner. Time bound event promotion, social proof badges (G2 / Capterra rating), or gated content offers each generate 0.5 to 2.0 percent CTR per send when targeted by team. Schedule banners with start and end dates, set time zone, and target by Org Unit so the sales banner only ships from the sales OU. Use randomization to rotate three to five banners across the team, distributing impressions evenly.
Step 5. Publish and verify in Gmail. Publish from the SyncSignature admin panel and signatures write to each user's Gmail profile through the Gmail sendAs API within minutes. Verify by opening Gmail as a test user in each Org Unit and confirming the signature renders correctly in compose mode on desktop, web, and mobile.
For a step by step on rolling out to larger teams, see deploy email signatures to 100 employees without IT help.
FAQ
Can I auto install signatures across my Google Workspace?
Yes. The Google Workspace Marketplace is the install path. Install SyncSignature from the Marketplace listing as a Google Workspace super admin, grant the OAuth scopes on the consent screen, and signatures provision across the team within minutes. The grant covers user.readonly, group.readonly, orgunit.readonly, and gmail.settings.basic for the domain. WiseStamp, MySignature, Exclaimer, Newoldstamp, Patronum, Signitic and Bybrand also have Google Workspace Marketplace listings. Exclaimer's setup starts in the Exclaimer portal and completes with a Marketplace admin install.
Does Google Workspace have a built in signature manager?
Google Workspace ships per user signature settings inside Gmail and an admin defined default signature configurable in Admin Console under Apps, Google Workspace, Gmail, User Settings. The native option supports a domain default but offers no template library, no group or Org Unit targeting beyond admin defaults, no banner scheduling, no analytics, and no enforcement (users can override the admin default). For teams larger than 5 users, or any team that wants brand consistency, banner campaigns, or click analytics, signature management software is the upgrade.
How much does email signature software cost for Google Workspace?
Per user pricing for management focused tools sits between $0.90 and $2.40 per user per month at SMB seat counts on annual billing, before minimums and base fees. SyncSignature Teams is $15/month for up to 5 users, then $2/user/month (1 to 5 users pay $15 a month) and drops to $1.60/user/month at 30 users and $1.44/user/month at 70 users. Exclaimer ranges from $0.90 to $1.75 per user. WiseStamp uses a tiered model with $19 to $189 flat plus $1 per user. MySignature lands at $1.00/member/month at 100 seats yearly. Newoldstamp runs from $4.50 per signature per month for 1 signature down to about $1.33 from 30 signatures, billed annually ($54 a year for 1 signature). Patronum is $8 per user per year with signatures bundled into its Workspace management suite. Signitic is free up to 19 licenses and from €1 per user per month on Standard with a 20 license minimum. Bybrand is $8 a month including 10 signatures, then $0.50 per synced user per month, billed monthly.
Can I target signatures by Org Unit?
Yes, in SyncSignature, Exclaimer, WiseStamp, Newoldstamp, MySignature and Patronum. The pattern is one template per Org Unit or group, with merge fields drawn from the directory profile. SyncSignature ships OU targeting on the base Teams plan. Exclaimer requires Standard tier or above. WiseStamp supports department signatures on all team plans and OU-scoped directory sync from its Grow plan. Newoldstamp assigns signatures by Google Workspace organizational unit (not by Google group) on its single per-signature plan. MySignature imports Org Units into segments, with one template per segment. Patronum targets Org Units, Google groups or user attributes. Signitic and Bybrand document targeting by Google group.
What is the best free email signature software for Google Workspace?
Free tier options for Google Workspace are limited. Google Workspace's native admin default signature is included with the suite but lacks the template library, OU targeting, and banner features that make signature software useful for teams larger than 5. Signitic has a free plan for up to 19 licenses with 1 template, 1 campaign, 1 group and a Signitic badge. SyncSignature offers a 7-day free trial, WiseStamp, Signitic and Bybrand 14-day trials, and Patronum a 30-day trial, all with no credit card. MySignature ships a free plan for 1 signature on the personal brand side. For team deployment, paid plans are the realistic path.
Bottom line
Google Workspace admins evaluating signature software in 2026 face a smaller realistic shortlist than the broader category implies. Letsignit is out at the category level for sales motion reasons. The remaining nine options spread across very different fits.
For Google Workspace admins running teams of 5 to 250 users that want OAuth install from the Marketplace, Admin SDK directory sync every 24 hours or on demand, OU level targeting, banner scheduling with randomization, and in product cancellation (with agency multi workspace on the Enterprise plan), SyncSignature is the cleanest fit. For Microsoft first organizations that happen to also run Google Workspace and need ISO and SOC 2 evidence, Exclaimer is the safer call. For Gmail focused teams comfortable with the WiseStamp auto renewal cadence and Platform tier paywall on server side stamping, WiseStamp covers the brand recognition incumbent slot. For Google Workspace only organizations that want signatures inside a wider admin suite and can schedule banners by hand, Patronum is the lowest per-user price here. For European teams that want data hosted in France or a free plan under 20 users, Signitic fits.
The leverage move for any Google Workspace admin buying signature software in 2026 is installing the tool that surfaces inside the Admin Console with a single OAuth grant, syncs the directory every 24 hours, or on demand with one click, and lets you cancel from inside the product on the day of renewal without writing an email to anyone.
For more on the management software category, see /management-software/.
Editing signatures OU by OU in Admin Console.
Pick the tool that installs directly into Gmail and pulls titles from the directory you already maintain. SyncSignature deploys signatures across Google Workspace and Microsoft 365 with directory sync. Teams plan $15/mo for up to 5 users, then $2/user/mo. 7-day trial, no credit card.
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