Keeper vs WISO Steuer
| Keeper | WISO Steuer | |
|---|---|---|
| Free plan | No | Yes |
| Free trial | Yes | Yes |
| Paid from | — | €3/mo |
| Open source | No | No |
| Platforms | Android, iOS, Web | Android, iOS, Linux, macOS, Web, Windows |
Both are listed in Best Tax Filing Software. On The Finance Base, WISO Steuer scores higher on our published basis.