Image compressor for Windows
Native app. Windows →
The Windows compressor for photos and graphics. Batch a folder, convert to WebP/AVIF, resize — all local. Free for Windows 10/11.
Photos, screenshots, exports — Compressy handles every common format with one drag-and-drop window on your desktop.
Drag and drop — drop files or a folder, Compressy lists, compresses and reports in one pass.
Convert formats — JPG → WebP, PNG → WebP, JPG → AVIF — smaller delivery in one click.
JPG · PNG · WebP · AVIF
Resize too — cap width/height while compressing — keep aspect, shrink dimensions.
Keep the original or export the smallest modern format.
Convert on Windows, offline — no upload, no server, no account.
Drop, compress, save — offline.
Drag images into the window.
Pick quality, mode and format.
Write smaller files — keep originals if you want.
Native app. Windows →
Whole folders. Batch →
No network. Offline →
Start here. Compress →
Windows 10 and 11, 64-bit. It is a signed desktop app — SmartScreen shows the publisher on install.
Yes. Convert JPG/PNG to WebP or AVIF for smaller delivery, or keep the original format and recompress.
Yes. Fully offline — no upload, no account, no cloud copy.
Yes. Set a max width/height and Compressy keeps aspect while it compresses.
The Windows image compressor — offline and free.