Catalog your devices to search, analyze, and backup your files:
- Create catalogs from different devices, including metadata or checksums
- Search and explore files even when the devices are disconnected
- Search with advanced filters using including metadata or checksums, and find duplicates or differences
- Organize your collection of devices and files, and get statistics
- Backup or Archive files between catalogs
- Multiple language support, OpenSource, Cross-platform (Linux, Windows, macOS)
Screenshots
Observed history
| App | Change | Version | When ↑ |
|---|---|---|---|
| updated | 3.0 | 15 Oct 2026 |
Upstream releases
Release notes supplied by the developer. These dates are not Flathub package publication times.
3.015 Oct 2026
Katalog 3: new interface built with Qt Quick and Kirigami, adapted to all screen sizes
2.121 Jun 2026
Search list, Search Regex, Catalog split


