GMass

Spec sheet

Product

GMass sends newsletters, announcements, cold email campaigns, and transactional email from inside Gmail.Read 8 Oct 2026 · gmass.co

Integrations

GMass lists a REST API, webhooks, Zapier, Google Sheets API, and SMTP relay as ways to connect with other apps and services.Read 8 Oct 2026 · gmass.co

Support

GMass directs customers to read support guidelines and submit a support form to contact its support team.Read 8 Oct 2026 · gmass.co

Company

The About page identifies Ajay Goel as GMass's founder and lists Dayton, Ohio in his profile.Read 8 Oct 2026 · gmass.co

Best fit

GMass describes uses including cold outreach, sales, newsletters, internal communications, clubs, nonprofits, schools, and other groups.Read 8 Oct 2026 · gmass.co

Campaign tools

Features include campaign analytics, scheduling, automatic follow-ups, A/B testing, and unsubscribe and bounce management.Read 8 Oct 2026 · gmass.co

Data sharing

GMass says it may share email-list information with service providers, including advertising platforms, for targeted advertising, and does not sell or trade that information for other purposes.Read 8 Oct 2026 · gmass.co

Delivery

GMass says it can route sends through Gmail, inbox rotation, or SMTP as audience size grows.Read 8 Oct 2026 · gmass.co

Google Sheets

GMass can use Google Sheets rows as recipients and columns as merge fields.Read 8 Oct 2026 · gmass.co

Notable limitation

GMass says its all-at-once settings interface may feel like too much for people who prefer a step-by-step wizard.Read 8 Oct 2026 · gmass.co

Personalization

It supports mail merge personalization and conditional logic for campaigns.Read 8 Oct 2026 · gmass.co

Security and privacy

GMass says it stores recipient email addresses for campaign features, does not store campaign subject or message content, and secures the email-address database with two layers of firewalls.Read 8 Oct 2026 · gmass.co

Plans and prices

Every GMass plan and price →

Where Specifiction places it

• Email Scheduling Software#11 of 308.1
• Google Workspace for Sales Software#10 of 237.9
• Google Workspace for Marketing Software#6 of 138.0
• Email Outreach Software#16 of 348.0
• Google Workspace Utilities Software#6 of 127.6
• Mail Merge Software#20 of 277.7