Does GZIP Compressor upload my files to a server?

No. GZIP Compressor runs entirely in your browser using on-device processing, your files never leave your device.

GZIP Compressor

Compress or decompress a file using GZIP.

Runs in your browser

See it in action

Your inputReady to use

Drop any file here, or click to browse

Uses your browser's native Compression Streams API, works in current Chrome, Edge, Firefox and Safari.

Zip & Unzip Files

Combine files into a ZIP archive, or extract files from one.

File Size Converter

Convert between bytes, KB, MB, GB, and their binary (KiB/MiB/GiB) equivalents.

File Type Detector

Detect a file's true type from its byte signature, not just its extension.

Duplicate File Finder

Find identical files among a batch by comparing their content hash.