Apollo.io vs GMass
Side-by-side from the Top 11 rankings of The 11 Best Email Finder Tools and The 11 Best Cold Email Software Tools. Last verified June 17, 2026.
The short answer
Apollo.io ranks higher on Top 11 (#2 vs #10) for Sales and marketing teams finding verified business email addresses / SDRs and founders running outbound cold email campaigns. A complete prospecting platform with a massive database and built-in sales tools.
At a glance
| Apollo.io | GMass | |
|---|---|---|
| Top 11 rank | #2 / The 11 Best Email Finder Tools | #10 / The 11 Best Cold Email Software Tools |
| Score (out of 9.4) | 9.1 | 7.6 |
| Best for | All-in-one sales platform | Gmail-native workflow |
| Pricing | $$ ($49 to $99/mo) | $ ($20 to $50/mo) |
| HQ | San Francisco, USA | Mumbai, India |
| Founded | 2015 | 2015 |
Apollo.io
A complete prospecting platform with a massive database and built-in sales tools.
www.apollo.ioMethodology and scoring weights live at /methodology. No vendor pays for placement — see about.