GMass vs InboxAlly
A factual comparison of features, pricing, and capabilities
Last updated: 2/6/2026
Gmail-based mass email and mail merge platform with unlimited emails, campaigns, and contacts directly inside Gmail.
Starting at: $30/month
Pricing Comparison
Prices shown are monthly rates. Annual billing may offer discounts. Visit official websites for current pricing.
Feature Comparison
| Feature | GMass | InboxAlly |
|---|---|---|
| Works inside Gmail | ||
| Unlimited emails, contacts, and campaigns | ||
| Mail merge personalization | ||
| Free email verification | ||
| Automated follow-up sequences | ||
| A/B testing | ||
| Spam Solver deliverability tool | ||
| Custom tracking links | ||
| Inbox rotation | ||
| API and Zapier access | ||
| Real seed email engagement (opens, replies, scroll depth) | ||
| SmartRank optimization with per-ISP reputation scoring | ||
| Inbox simulation mimicking genuine user behavior | ||
| Custom content control for warmup emails | ||
| DKIM, SPF, and DMARC verification with correction guidance | ||
| Scheduling flexibility and customizable ramp-up | ||
| Dashboard tracking and customizable reporting | ||
| Works with any email sending service |
Available
Partial/Limited
Not Available
Integrations
GMass
GmailGoogle SheetsZapierGoogle Workspace
InboxAlly
GmailGoogle WorkspaceOutlookMicrosoft 365SendGridMailgunAmazon SESSMTPAny ESP via seed-based approach
Information on this page is gathered from official sources and may change. Pricing and features were last verified on 2/6/2026. Please visit the official websites for the most current information.