Best File Compressors (2026)

Updated 10 October 2026 · 5 tools

A file compressor makes a photo, audio or video file smaller so it fits an upload limit, an email attachment or a chat app, while keeping the quality as high as possible. The best file compressors below let you aim for an exact size, and differ on which file types they handle, whether they work in the browser or on your phone, and whether your file is uploaded.