File Viewer for Android vs Ultra File Opener
| File Viewer for Android | Ultra File Opener | |
|---|---|---|
| Free plan | Yes | No |
| Free trial | No | Yes |
| Paid from | Free | — |
| Open source | No | No |
| Platforms | Android | Windows |
| Free plan | Yes | Yes |
| Primary access | mobile | desktop |
| Archive preview | Yes | Yes |
| Office file preview | Yes | Yes |
| Code file preview | Yes | Yes |
Both are listed in Best File Viewer Software. On Samsung Mobile US Press, File Viewer for Android scores higher on our published basis.