GMass vs Overloop
Choosing between GMass and Overloop? 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 Overloop is designed for small sales teams who want multi-channel outreach with a built-in crm. 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.
Overloop
Multi-channel outbound platform combining cold email, LinkedIn, and phone with a built-in CRM.
Feature-by-Feature Comparison
| Feature | GMass | Overloop |
|---|---|---|
| Starting Price | $25/mo | $49/mo |
| Free Plan | ||
| Free Trial | No | 14 days |
| G2 Rating | 4.7 | 4.3 |
| Best For | Individuals and small teams who want simple cold email directly from Gmail | Small sales teams who want multi-channel outreach with a built-in CRM |
| Year Founded | 2015 | 2015 |
| Features | ||
| Gmail-native interface | ||
| Mail merge | ||
| Automated follow-ups | ||
| Campaign analytics | ||
| Email scheduling | ||
| Google Sheets integration | ||
| Email list builder | ||
| Unsubscribe management | ||
| Email sequences | ||
| LinkedIn automation | ||
| Click-to-call dialer | ||
| Built-in CRM | ||
| Deal pipeline | ||
| Team tracking | ||
| A/B testing | ||
| Chrome extension | ||
| Pros | ||
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| Cons | ||
| Limitations |
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Our Verdict: GMass vs Overloop
GMass and Overloop 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 Overloop if you need true multi-channel with email, linkedin, phone. It starts at $49/mo with a 4.3/5 G2 rating and is designed for small sales teams who want multi-channel outreach with a built-in crm.
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.