GMass
6.5#3 in google workspace utilities softwareFrom $349 a yearWebExtension
VisitGMass vs Sheetgo
Sheetgo
7.3#2 in google workspace utilities softwareFrom $35 a monthFree planWebAPIExtensionmacOS
VisitWhat both publish
| Fact | GMass | Sheetgo |
|---|---|---|
| Integrations | GMass lists a REST API, webhooks, Zapier, Google Sheets API, and SMTP relay as ways to connect with other apps and services. | Listed integrations include Airtable, BigQuery, Google Analytics, HubSpot, Jira, QuickBooks, Salesforce, Shopify, Slack, Stripe, Trello, and Zendesk. |
| Product | GMass sends newsletters, announcements, cold email campaigns, and transactional email from inside Gmail. | Sheetgo connects spreadsheets and business tools into automated data pipelines. |
| Support | GMass directs customers to read support guidelines and submit a support form to contact its support team. | The Automations Free plan lists help center, email, and AI assistant support; Enterprise plans include a dedicated account manager and SLA. |
GMass plans
- Standard$20 a year
- Standard$29.95 a month
- Premium$39.95 a month
- Professional$59.95 a month
- Premium$349 a year
- Professional$599 a year
Sheetgo plans
- FreeFree
- Automations Pro$35 a month
- Workflows Team$88 a month
- Automations FreeFree
- Automations Pro (annual billing)$35 a month
- Automations Pro (monthly billing)$50 a month
Pick GMass if…
GMass suits outreach, sales, newsletters, internal communications, clubs, nonprofits, schools, and other groups sending campaigns through Gmail. It also fits teams needing Sheets-based personalization or API connections.
Pick Sheetgo if…
You want what its maker publishes above — check its page for the details.