Avast One vs Certo AntiSpy
| Avast One | Certo AntiSpy | |
|---|---|---|
| Free plan | No | Yes |
| Free trial | No | No |
| Paid from | — | Free |
| Open source | No | No |
| Platforms | Android, iOS, macOS, Windows | Android, iOS, macOS, Windows |
| Free plan | Yes | Yes |
| Protection scope | complete security | complete security |
| Device limit | 30 devices | — |
| Supported platforms | Windows, macOS, Android, iOS | Android, iOS, Windows, macOS |
| Ransomware protection | Yes | — |
Both are listed in Best Antivirus Software. On Everything Xiaomi, Avast One scores higher on our published basis.