Free online GZ-to-7Z converter — upload a GZ file and download a 7Z. Fast, private, no signup.
Drop your GZ file into the converter above — we auto-detect the real format from its bytes, convert it, and give you a 7Z to download. No software to install.
Yes. Convert GZ to 7Z for free right in your browser, with no account needed to get started.
Your file is transferred over an encrypted connection and anonymous uploads are temporary. You can also view and strip metadata (location, device, author) before you download.
Gzip — compresses a single file (DEFLATE). For many files use tar.gz. 7-Zip archive — a multi-file container with high-ratio LZMA2 compression.
Convert GZ to: ZIP · TGZ · BZ2 · TAR · TBZ2 · TXZ · XZ