Standard
USD 29.95 / month — as of October 2026
Individual account, billed monthly. Automated sequences and follow-ups excluded. — as of October 2026
Vendor-stated tool facts
GMass
What does GMass do, and what does it cost?
GMass helps Gmail users run mail-merge campaigns with AI campaign creation and copy variations. Premium and Professional add automated sequences and follow-ups; Professional also offers inbox rotation. It depends on your use case: compare the stated features below with your task. Starting price: USD 29.95 / month (Standard) — as of October 2026.
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Stated features
As stated on the vendor's website, as of October 2026.
- AI campaign creation includes follow-up content and settings — as of October 2026
- SpinMax AI spintax for message variations — as of October 2026
- Google Sheets mail merge and conditional personalization — as of October 2026
- Automated sequences on Premium and Professional — as of October 2026
- Professional adds MultiSend inbox rotation — as of October 2026
- Seven-day trial allows 50 emails/day; a paid plan is required afterward — as of October 2026
Plans and pricing
Prices as stated on GMass website, checked .
Free plan: No — as of October 2026.
Standard
USD 249 / year — as of October 2026
Individual account, billed yearly; advertised equivalent rounded to $20/month. — as of October 2026
Premium
USD 39.95 / month — as of October 2026
Individual account, billed monthly; sequences, follow-ups, API/Zapier, and A/B testing. — as of October 2026
Premium
USD 349 / year — as of October 2026
Individual account, billed yearly; advertised equivalent rounded to $29/month. — as of October 2026
Professional
USD 59.95 / month — as of October 2026
Individual account, billed monthly; inbox rotation and priority support. — as of October 2026
Professional
USD 599 / year — as of October 2026
Individual account, billed yearly; advertised equivalent rounded to $49/month. — as of October 2026