Which one AI picks, and when.
Data as of Jul 31, 2026 · Based on 8 AI claims comparing the two · See how Parse measures this
Head to head
The two are furthest apart on strength, where Proton leads by 18 points.
| Measure |  Fastmail |  Proton |
|---|---|---|
| Parse Score | 66 |
| 72 |
| Strength (widest gap) | 37 | 55 |
|---|
| Reach | 56 | 65 |
|---|
| Authority | 58 | 60 |
|---|
