Optimize your images with Curtail, a useful image compressor that supports PNG, JPEG, WebP and SVG file types.
It supports both lossless and lossy compression modes with an option to whether keep or not metadata of images.
Screenshots
Observed history
| App | Change | Version | When ↑ |
|---|---|---|---|
| updated | 1.17.0 | 4 Oct 2026 |
Upstream releases
Release notes supplied by the developer. These dates are not Flathub package publication times.
1.17.05 Oct 2026
Here's the changelog of this version:
- Add devel profile (for possible nightly builds)
- Better thumbnail creation (less costly)
- Update GNOME Runtime to 51
- Update oxipng to v10.2.1
- Update translations
- Fix compression of files >= 2GB
1.16.225 May 2026
Here's the changelog of this version:
- Fix JPG compression in non-safe mode
1.16.115 May 2026
Here's the changelog of this version:
- Fix translations
- Update translations
1.16.03 May 2026
Here's the changelog of this version:
- Add webp and svg to mime type data
- Switch to Blueprint for UI
- Better architecture for code
- Update oxipng to v10.1.1
- Update GNOME Runtime to 50
- Update translations