GMass vs Regie.ai: Cold Email Platform vs Sales Engagement Platform Comparison
Compare GMass (cold email platform) and Regie.ai (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 unlimited email campaigns and generating replies. Regie.ai is a sales engagement platform starting free, built for multi-channel outreach across email, phone, and social with AI agents for sourcing, ranking, and follow-ups. Many teams run both together.
Key takeaways
- GMass pricing starts at $29.95/mo for the Standard plan and scales to $175/mo for a 5-user Teams plan, across 4 total tiers.
- Regie.ai offers a free tier with 250 one-time credits, then a Pro plan at $49/mo with 5,000 credits per month, across 3 total tiers.
- GMass integrates with Gmail, Google Sheets, Zapier, and Google Workspace.
- Regie.ai integrates with Gmail, Microsoft Outlook, HubSpot, and LinkedIn.
- GMass lists 10 key features including Spam Solver deliverability and inbox rotation, while Regie.ai lists 10 key features including AI agents for sourcing and channel orchestration across phone, email, and social.
Reviewed and updated September 2, 2026
GMass vs Regie.ai: Cold Email Platform vs Sales Engagement Platform Comparison
Sales teams building an outbound stack often weigh GMass, a cold email platform for cold email outreach, against Regie.ai, a sales engagement platform for multi-channel sales outreach and engagement tracking. They cover different parts of the workflow, so this comparison covers what each one does, what each one costs, and where they overlap.
The Quick Answer
GMass is a cold email platform for cold email outreach; Regie.ai 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 Regie.ai lists ai agents for sourcing, ranking, call prep and follow-ups and relevant messaging trained on your voice and company pitch.
Regie.ai offers a lower entry point at $0/mo compared to GMass at $29.95/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 Regie.ai. 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.
Regie.ai is Agentic sales workspace (RegieGO) with built-in enrichment, emailing, dialing and workflows, plus multi-channel outreach plays across email, phone and social run from a single chat interface.
The two platforms take different approaches to solving the same core challenge.
Pricing Comparison
Standard
Free
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
Regie.ai Pricing (as of September 2026)
| Plan | Price | Contacts |
|---|---|---|
| Free | Free | 250 credits to get started (one-time) |
| Pro | $49/mo | 5,000 credits every month |
| Enterprise | Contact Sales | Volume credits, priced to your team |
Source: Regie.ai Pricing
Pricing Analysis
Regie.ai offers the lower entry point ($0/mo vs $29.95/mo). Teams watching their budget will appreciate the savings, especially when starting out.
GMass offers 4 pricing tiers compared to Regie.ai's 3, giving you more granularity as you scale.
Regie.ai includes a free tier, which is helpful for evaluating the platform without upfront cost.
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
- AI Agents for sourcing, ranking, call prep and follow-ups
- Relevant Messaging trained on your voice and company pitch
- Channel Orchestration across phone, email and social
- Multi-channel outreach plays with an execution timeline
- Built-in enrichment, emailing, dialing and workflows
- Always-On Pipeline with why-now signal tracking
- 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
Regie.ai Key Features
- AI Agents for sourcing, ranking, call prep and follow-ups
- Relevant Messaging trained on your voice and company pitch
- Channel Orchestration across phone, email and social
- Multi-channel outreach plays with an execution timeline
- Built-in enrichment, emailing, dialing and workflows
- Always-On Pipeline with why-now signal tracking
- Website visitor identification
- Lead enrichment with a multi-provider waterfall
- Pre-built plays ready to run
- Sales-Ready AI with pre-baked prompts and automations
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 Regie.ai
- AI Agents for sourcing, ranking, call prep and follow-ups
- Relevant Messaging trained on your voice and company pitch
- Channel Orchestration across phone, email and social
- Multi-channel outreach plays with an execution timeline
- Built-in enrichment, emailing, dialing and workflows
- Always-On Pipeline with why-now signal tracking
- Website visitor identification
- Lead enrichment with a multi-provider waterfall
- Pre-built plays ready to run
- Sales-Ready AI with pre-baked prompts and automations
Integration Ecosystem
GMass Integrations
GMass connects with: Gmail, Google Sheets, Zapier, Google Workspace.
Regie.ai Integrations
Regie.ai connects with: Gmail, Microsoft Outlook, HubSpot, LinkedIn.
Shared Integrations
Both tools integrate with: Gmail.
Integrations listed only by GMass: Google Sheets, Zapier, Google Workspace.
Integrations listed only by Regie.ai: Microsoft Outlook, HubSpot, LinkedIn.
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 Regie.ai
- Budget-conscious teams looking for an affordable sales engagement platform
- Teams that want to start free and scale up as needs grow
- Enterprise buyers who prefer custom pricing and dedicated support
Feature Comparison Summary
| Feature | GMass | Regie.ai |
|---|---|---|
| Starting Price | $29.95/mo | Free |
| Top Tier Price | $175/mo | Contact Sales |
| Total Features Listed | 10 | 10 |
| Integrations | 4 | 4 |
| 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 Regie.ai the multi-channel sales outreach and engagement tracking side. Regie.ai offers a more accessible entry point, while GMass starts at $29.95/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 Regie.ai for current information.
Frequently asked questions.
Frequently asked questions- What is the main difference between GMass and Regie.ai?
- GMass is a cold email platform built for Gmail-based mass email and mail merge campaigns, while Regie.ai is a sales engagement platform built for multi-channel outreach across email, phone, and social. GMass focuses on getting campaigns into the inbox and generating replies, while Regie.ai focuses on coordinating outreach across multiple channels using AI agents.
- Which is cheaper, GMass or Regie.ai?
- Regie.ai has the lower entry point at $0/mo with a free tier offering 250 one-time credits, compared to GMass at $29.95/mo for its Standard plan. Regie.ai's Pro plan runs $49/mo with 5,000 monthly credits, while GMass tiers go up to $175/mo for a 5-user Teams plan.
- Does GMass work outside of Gmail?
- The article describes GMass as working inside Gmail, offering unlimited emails, contacts, and campaigns directly within that environment. Its listed integrations include Gmail, Google Sheets, Zapier, and Google Workspace, indicating it is built around the Gmail ecosystem rather than as a standalone multi-channel tool.
- Can Regie.ai handle channels beyond email?
- Yes, Regie.ai is built for multi-channel sales outreach and engagement tracking across email, phone, and social channels. It includes channel orchestration, multi-channel outreach plays with an execution timeline, and built-in enrichment, emailing, dialing, and workflow features run from a single chat interface.
- Should a company use both GMass and Regie.ai together?
- The article notes that many teams run one of each, since the two platforms cover different parts of the outbound workflow. GMass is suited for teams prioritizing inbox deliverability and reply generation, while Regie.ai suits teams that need coordinated outreach 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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