GMass vs Reply.io
Choosing between GMass and Reply.io? 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 Reply.io is designed for sales teams wanting ai-powered multi-channel engagement with built-in data. GMass is more affordable at $25/mo vs $49/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.
Reply.io
AI-powered sales engagement platform with multi-channel sequences and a B2B data provider.
Feature-by-Feature Comparison
| Feature | GMass | Reply.io |
|---|---|---|
| Starting Price | $25/mo | $49/mo |
| Free Plan | ||
| Free Trial | No | 14 days |
| G2 Rating | 4.7 | 4.6 |
| Best For | Individuals and small teams who want simple cold email directly from Gmail | Sales teams wanting AI-powered multi-channel engagement with built-in data |
| Year Founded | 2015 | 2014 |
| Features | ||
| Gmail-native interface | ||
| Mail merge | ||
| Automated follow-ups | ||
| Campaign analytics | ||
| Email scheduling | ||
| Google Sheets integration | ||
| Email list builder | ||
| Unsubscribe management | ||
| Multi-channel sequences | ||
| Jason AI SDR assistant | ||
| B2B contact database | ||
| Email warmup | ||
| LinkedIn automation | ||
| Cloud calls | ||
| SMS steps | ||
| Advanced analytics | ||
| Chrome extension | ||
| Pros | ||
| Key Advantages |
|
|
| Cons | ||
| Limitations |
|
|
Our Verdict: GMass vs Reply.io
GMass and Reply.io 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 Reply.io if you need true multi-channel with email, linkedin, calls, sms. It starts at $49/mo with a 4.6/5 G2 rating and is designed for sales teams wanting ai-powered multi-channel engagement with built-in data.
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.