Avira Prime vs iolo System Shield
| Avira Prime | iolo System Shield | |
|---|---|---|
| Free plan | No | No |
| Free trial | Yes | No |
| Paid from | $9.17/mo | — |
| Open source | No | No |
| Platforms | Android, extension, iOS, macOS, Windows | Windows |
| Free plan | No | No |
| Paid from | $109.99/yr | — |
| Protection scope | complete security | antivirus |
| Device limit | 25 devices | — |
| Supported platforms | Windows, macOS, Android, iOS | Windows |
| Ransomware protection | Yes | — |
| Password manager | Yes | — |
Both are listed in Best Antivirus Software. On Inferse, Avira Prime scores higher on our published basis.