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Compress any file online
The best free online compress tools, ranked. Works for every file format we index.
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Compress by file type
Jump straight to compress tools for the format you have.
Frequently asked questions
Can I compress any file type online?
Yes — there are dozens of free online tools that compress different file formats. The right tool depends on your file. Use the filters above to narrow down by what matters to you.
Do I need to sign up to compress files?
Most tools listed here let you compress files without an account. Toggle "No signup" above to only see those.
Will my files have a watermark after I compress them?
Many free tools add a watermark. Toggle "No watermark" to filter to tools that don't.
What's the best free tool to compress a file?
It depends on the format. The "Best match" sort ranks tools by free + no signup + no watermark + quality, so the top result is usually a safe starting point.