Question 1

What compression formats are supported?

Accepted Answer

This tool supports gzip and deflate compression using the browser's native Compression Streams API.

Question 2

Is my file uploaded to a server?

Accepted Answer

No. All compression happens locally in your browser using the Compression Streams API. Your files never leave your device.

Question 3

What is the maximum file size?

Accepted Answer

The tool supports files up to 100 MB. Larger files may cause browser memory issues.

Question 4

Can I decompress files too?

Accepted Answer

This tool focuses on compression. The compressed output is a standard gzip/deflate file that can be decompressed with any compatible tool.

Question 5

Which browsers support this?

Accepted Answer

The Compression Streams API is supported in Chrome 80+, Edge 80+, Firefox 113+, and Safari 16.4+.

File Compressor

Frequently Asked Questions