Tool comparison · Head to head

GMass vs Gong

A factual comparison of features, pricing, and capabilities.

Updated 2/6/2026

The contenders

Tool A

GMass

Gmail-based mass email and mail merge platform with unlimited emails, campaigns, and contacts directly inside Gmail.

Starting at$30/month

Tool B

Gong

Revenue AI platform that captures and analyzes customer interactions across calls, emails, and meetings to deliver deal intelligence, forecasting, and sales coaching insights.

Starting atCustom

Line by line

Pricing comparison.

Monthly rates shown. Annual billing may offer discounts. Visit official sites for current pricing.

Capabilities

Feature comparison.

Feature	GMass	Gong
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
AI-powered call recording and transcription
Deal intelligence and risk alerts
Revenue forecasting with pipeline analytics
Sales engagement sequences (Engage module)
Coaching insights and talk-track analysis
Email and web conferencing capture
Smart trackers for competitive mentions
Team and rep performance dashboards
Data Cloud for revenue data warehouse
Ask Anything AI-generated insights

Available

Partial/Limited

Not Available

Ecosystem

Native integrations.

GMass

GmailGoogle SheetsZapierGoogle Workspace

Gong

SalesforceHubSpotMicrosoft Dynamics 365ZoomMicrosoft TeamsGoogle MeetWebexGmailMicrosoft OutlookSlackOutreachSalesloft

Keep exploring

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Information gathered from official sources and may change. Pricing and features last verified 2/6/2026. Please visit the official websites for the most current information.