Side by side
Avidemux vs Bulk Renamer
Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Free plan Open source LinuxMacWeb+1
Visit Avidemux 
Free plan LinuxMacWindows
Bulk Renamer offers flexible batch-renaming options and checks for filename conflicts before it proceeds. Its folder scope is limited to the selected folder, and undo covers only the latest successful batch during the current app session.
Visit Bulk RenamerThe facts
| Avidemux | Bulk Renamer | |
|---|---|---|
| Free plan | Yes | Yes |
| Open source | Yes | Not published |
| Runs on | Linux, Mac, Web, Windows | Linux, Mac, Windows |
| Lowest paid plan | Free or on request | Free or on request |
| Plans published | 2 | 1 |
| Maker | Not published | Not published |
| Website | avidemux.sourceforge.net | infinitecreation.io |
| Best place | #1 on text-to-speech software | #4 on file renaming software |
Avidemux: what it does well
Bulk Renamer: what it does well
- Previews proposed names before changes are applied.
- Supports plain-text and regular-expression find and replace.
- Works on Linux, macOS, and Windows.
- Open-source under the MIT license.
What to know first
- Does not include files in subfolders.
- Undo history disappears when the app closes.
- Unsigned apps may show first-launch security warnings.