GMass vs Salesforge: Cold Email Platform vs Sales Engagement Platform Comparison
Compare GMass (cold email platform) and Salesforge (sales engagement platform) side by side. See pricing, features, and integrations to decide which one, or both, your stack needs.
GMass is a Gmail based cold email platform starting at $29.95 per month, built for sending campaigns that land in the inbox and generate replies. Salesforge is a multichannel sales engagement platform starting at $48 per month, coordinating outreach across email, LinkedIn, and other channels with an AI SDR agent called Agent Frank. Many teams run both together.
Key takeaways
- GMass's entry level Standard plan costs $29.95 per month while Salesforge's entry level Pro Plan costs $48 per month.
- GMass offers four pricing tiers, Standard, Premium, Professional, and Teams, with the Teams plan for 5 users priced at $175 per month.
- Salesforge's Agent Frank AI SDR plan costs $499 per month and supports up to 1,000 active contacts.
- Salesforge's Growth Plan costs $96 per month and includes 10,000 active contacts in sequence and 50,000 emails per month.
- GMass integrates with Gmail, Google Sheets, Zapier, and Google Workspace, while Salesforge integrates with a wider set including Salesforce, HubSpot, Pipedrive, GoHighLevel, Clay, Make, n8n, Slack, Microsoft 365, and SMTP.
Reviewed and updated September 2, 2026
GMass vs Salesforge: Cold Email Platform vs Sales Engagement Platform Comparison
GMass (cold email platform) and Salesforge (sales engagement platform) sit next to each other in many outbound stacks. They are not substitutes for each other on every job, so this comparison covers pricing, features, and integrations for each and points out where the two meet.
The Quick Answer
GMass is a cold email platform for cold email outreach; Salesforge is a sales engagement platform for multi-channel sales outreach and engagement tracking. By each vendor's own wording, GMass lists works inside gmail and unlimited emails, contacts, and campaigns, and Salesforge lists cold email automation at scale and linkedin automation.
GMass offers a lower entry point at $29.95/mo compared to Salesforge at $48/mo.
If your priority is sending campaigns that land in the inbox and generate replies, GMass is the one built for it; for coordinating outreach across email, phone, and social channels, that is Salesforge. Many teams run one of each.
Understanding the Core Difference
GMass is Gmail-based mass email and mail merge platform with unlimited emails, campaigns, and contacts directly inside Gmail.
Salesforge is Multichannel outreach platform that runs cold email and LinkedIn sequences from unlimited mailboxes and LinkedIn senders, with AI personalization, built-in warm-up, and an optional AI SDR agent.
The two platforms take different approaches to solving the same core challenge.
Pricing Comparison
Standard
Pro Plan
GMass Pricing (as of September 2026)
| Plan | Price | Contacts | Emails |
|---|---|---|---|
| Standard | $29.95/mo | Unlimited | Unlimited (Gmail limits apply) |
| Premium | $39.95/mo | Unlimited | Unlimited (Gmail limits apply) |
| Professional | $59.95/mo | Unlimited | Unlimited (Gmail limits apply) |
| Teams (5 users) | $175/mo | Unlimited | Unlimited (Gmail limits apply) |
Source: GMass Pricing
Salesforge Pricing (as of September 2026)
| Plan | Price | Contacts | Emails |
|---|---|---|---|
| Pro Plan | $48/mo | 1,000 Active Contacts in Sequence | 5,000 Emails/Month |
| Growth Plan | $96/mo | 10,000 Active Contacts in Sequence | 50,000 Emails/Month |
| Agent Frank (AI SDR) | $499/mo | Up to 1,000 Active Contacts | - |
Source: Salesforge Pricing
Pricing Analysis
GMass is more affordable at the entry level ($29.95/mo vs $48/mo). For teams with tight budgets or those just getting started with cold email outreach and multi-channel sales outreach and engagement tracking, this price difference matters.
GMass offers 4 pricing tiers compared to Salesforge's 3, giving you more granularity as you scale.
Features Breakdown
- Works inside Gmail
- Unlimited emails, contacts, and campaigns
- Mail merge personalization
- Free email verification
- Automated follow-up sequences
- A/B testing
- and 4 more listed below
- Cold email automation at scale
- LinkedIn automation
- Multichannel outreach across email and LinkedIn
- Automated follow-ups for email and LinkedIn
- Primebox unified inbox for LinkedIn messages and emails
- Agent Frank AI SDR with auto-pilot and co-pilot modes
- and 4 more listed below
GMass Key Features
- 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
Salesforge Key Features
- Cold email automation at scale
- LinkedIn automation
- Multichannel outreach across email and LinkedIn
- Automated follow-ups for email and LinkedIn
- Primebox unified inbox for LinkedIn messages and emails
- Agent Frank AI SDR with auto-pilot and co-pilot modes
- Unlimited mailboxes and unlimited premium warm-up
- AI personalization for every lead
- Email Finder API for verified B2B emails at scale
- Lead Finder over 500M+ verified B2B leads
The two lists below are a diff of each vendor's own feature list by exact wording, so a capability both tools offer can appear on either side under a different name.
Listed only by GMass
- 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
Listed only by Salesforge
- Cold email automation at scale
- LinkedIn automation
- Multichannel outreach across email and LinkedIn
- Automated follow-ups for email and LinkedIn
- Primebox unified inbox for LinkedIn messages and emails
- Agent Frank AI SDR with auto-pilot and co-pilot modes
- Unlimited mailboxes and unlimited premium warm-up
- AI personalization for every lead
- Email Finder API for verified B2B emails at scale
- Lead Finder over 500M+ verified B2B leads
Integration Ecosystem
GMass Integrations
GMass connects with: Gmail, Google Sheets, Zapier, Google Workspace.
Salesforge Integrations
Salesforge connects with: Salesforce, HubSpot, Pipedrive, GoHighLevel, Clay, Make, Zapier, n8n, Slack, Google Workspace, Microsoft 365, SMTP.
Shared Integrations
Both tools integrate with: Zapier, Google Workspace.
Integrations listed only by GMass: Gmail, Google Sheets.
Integrations listed only by Salesforge: Salesforce, HubSpot, Pipedrive, GoHighLevel, Clay, Make, n8n, Slack, Microsoft 365, SMTP.
Use Case Recommendations
Best Fit for GMass
- Budget-conscious teams looking for an affordable cold email platform
- Sales teams running high-volume outbound email campaigns
- Agencies managing multiple client outreach programs
- SDR teams focused on pipeline generation
Best Fit for Salesforge
- Budget-conscious teams looking for an affordable sales engagement platform
- Organizations with complex tech stacks needing broad integration support (12 integrations)
- SDR teams running multi-channel outreach sequences
- Sales managers tracking team engagement metrics
Feature Comparison Summary
| Feature | GMass | Salesforge |
|---|---|---|
| Starting Price | $29.95/mo | $48/mo |
| Top Tier Price | $175/mo | $499/mo |
| Total Features Listed | 10 | 10 |
| Integrations | 4 | 12 |
| Founded | 2015 | N/A |
Getting Started Checklist
- Define your cold email outreach and multi-channel sales outreach and engagement tracking requirements and monthly budget
- Estimate your expected email sending volume and sequences and engagement actions to find the right tier
- List the integrations your team currently relies on
- Sign up for free trials or demos of both platforms
- Run a small test with each tool before making a commitment
- Evaluate the onboarding experience and support quality
Final Thoughts
GMass serves the cold email outreach side of an outbound stack and Salesforge the multi-channel sales outreach and engagement tracking side. GMass offers a more accessible entry point at $29.95/mo, while Salesforge starts at $48/mo. Your decision should weigh pricing against the specific features that matter most for your workflow.
Start with a trial of each to see which platform fits your team's daily process. The best tool is the one your team actually uses consistently.
Pricing and features verified as of September 2026. Visit GMass and Salesforge for current information.
Frequently asked questions.
Frequently asked questions- Is GMass cheaper than Salesforge?
- Yes, GMass's entry level Standard plan costs $29.95 per month compared to Salesforge's Pro Plan at $48 per month. GMass also offers four pricing tiers versus Salesforge's three, giving more granularity as a team's needs scale.
- What is the main difference between GMass and Salesforge?
- GMass is a Gmail based cold email platform built for sending campaigns that land in the inbox and generate replies. Salesforge is a multichannel sales engagement platform that coordinates outreach across email, LinkedIn, and other channels, including an AI SDR agent called Agent Frank.
- Does Salesforge include LinkedIn automation?
- Yes, Salesforge lists LinkedIn automation, multichannel outreach across email and LinkedIn, and a Primebox unified inbox for LinkedIn messages and emails. GMass does not list any LinkedIn features and instead focuses entirely on Gmail based email outreach.
- What integrations does GMass support?
- GMass connects with Gmail, Google Sheets, Zapier, and Google Workspace. Salesforge supports a broader list including Salesforce, HubSpot, Pipedrive, GoHighLevel, Clay, Make, n8n, Slack, Microsoft 365, and SMTP, with Zapier and Google Workspace shared between both platforms.
- Can a team use both GMass and Salesforce together?
- Yes, the article notes that many teams run one of each. GMass handles cold email campaigns focused on inbox deliverability and reply rates, while Salesforge coordinates broader multichannel outreach and engagement tracking across email, phone, and social channels.
About the author.
Tim Carden is CMO / CTO at RevenueFlow, which builds and operates outbound revenue engines for B2B companies. Studied at McGill University.
Tim Carden · CMO / CTO
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