Releases & changelog

Downloads &
changelog.

Every Compressy release in one place — newest first. Each version lists what changed and what to install. All builds are offline, signed, and run locally on Windows.

v1.0.0 · 23 August 2026 Windows 10 / 11 · 64-bit Signed · Offline
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● Latest SHA-256 on every file · System requirements
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System requirements

Windows 10 1809 or later · 64-bit

Everything you need to run Compressy locally:

Windows 10 / 11, 64-bit — no WebView2, no runtime to install
~40 MB disk for app + space for backups if you keep them
Offline — no internet required after install
Signed installer (Authenticode) — SmartScreen-friendly
Verifying downloads

Check the SHA-256 before you install.

Each file's checksum is shown on its card. On Windows, run the hash command in PowerShell and compare before installing.

Portable .zip — unzip anywhere and run Compressy.exe. Settings live next to the executable.

Compressy

Compress images locally.
Keep your files private.

Download the latest build and compress without uploading a single file.

Offline · Windows · No account required · Supported formats