Tool comparison · Head to head

GMass vs Outplay

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

Outplay

Multi-channel sales engagement platform with email sequences, dialer, LinkedIn automation, conversation intelligence, and AI SDR capabilities.

Starting at$39/month

Line by line

Pricing comparison.

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

Capabilities

Feature comparison.

Feature	GMass	Outplay
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
Multi-channel outreach (email, phone, LinkedIn, SMS, chat)
AI sequence writer
Conversation intelligence
Power dialer with auto voicemail drop
Website visitor tracking
Auto email rotation
Spintax support
AI objection handling
Chrome extension

Available

Partial/Limited

Not Available

Ecosystem

Native integrations.

GMass

GmailGoogle SheetsZapierGoogle Workspace

Outplay

SalesforceHubSpotPipedriveMicrosoft Dynamics 365GmailOutlookZapierSlackCalendly

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.