GMass vs Mailshake
Choosing between GMass and Mailshake? Both are popular tools for cold email, but they take different approaches. GMass focuses on individuals and small teams who want simple cold email directly from gmail, while Mailshake is designed for small sales teams who want a simple, all-in-one outreach tool. GMass is more affordable at $25/mo vs $29/mo. Below, we compare them feature by feature to help you decide which is the better fit for your outreach stack.
Last updated: February 2026GMass
Gmail-based cold email tool with mail merge, auto follow-ups, and campaign analytics.
Mailshake
Simple cold email and sales engagement tool with phone dialer and LinkedIn automation.
Feature-by-Feature Comparison
| Feature | GMass | Mailshake |
|---|---|---|
| Starting Price | $25/mo | $29/mo |
| Free Plan | ||
| Free Trial | No | No |
| G2 Rating | 4.7 | 4.7 |
| Best For | Individuals and small teams who want simple cold email directly from Gmail | Small sales teams who want a simple, all-in-one outreach tool |
| Year Founded | 2015 | 2017 |
| Features | ||
| Gmail-native interface | ||
| Mail merge | ||
| Automated follow-ups | ||
| Campaign analytics | ||
| Email scheduling | ||
| Google Sheets integration | ||
| Email list builder | ||
| Unsubscribe management | ||
| Email sequences | ||
| A/B testing | ||
| Lead catcher | ||
| Phone dialer | ||
| LinkedIn automation | ||
| Email list cleaning | ||
| Calendar integration | ||
| Pros | ||
| Key Advantages |
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| Cons | ||
| Limitations |
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Our Verdict: GMass vs Mailshake
GMass and Mailshake both have their strengths, but the best choice depends on your specific outreach needs.
Choose GMass if you prioritize works directly inside gmail — zero learning curve. It starts at $25/mo with a 4.7/5 G2 rating and works best for individuals and small teams who want simple cold email directly from gmail.
Choose Mailshake if you need very easy to set up and use. It starts at $29/mo with a 4.7/5 G2 rating and is designed for small sales teams who want a simple, all-in-one outreach tool.
If neither is the right fit, we recommend FoxReach — it combines cold email automation, built-in warmup, AI replies, and deliverability monitoring in one platform, starting from a free plan.