TAR to 7Z Converter
Need to convert this file type? Drop it below — or drop any other file and we'll auto-switch. Outputs are auto-deleted after 2 hours; share links expire after 4.
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Drag your TAR file or click to browse.
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Convert TAR to 7Z online
Use this TAR to 7Z converter to turn TAR files into 7Z right in your browser — ideal for high-ratio compression and bundling large file sets. TAR uses no compression and 7Z uses lossless compression, so file size and quality can change.
When should you convert TAR to 7Z?
- To reduce file size and make uploading and sharing easier
- To bundle files into an archive before downloading
- To get 7Z's built-in advantage: excellent compression
- To move past TAR's common limitation: no compression by itself
About TAR and 7Z files
TAR archive
Strengths
- preserves permissions
- standard on Unix
Limitations
- no compression by itself
- usually paired with gzip
7z archive
Strengths
- excellent compression
- strong encryption support
Limitations
- needs 7-Zip or compatible tool
- slower than ZIP
TAR vs 7Z
| Format | TAR | 7Z |
|---|---|---|
| Compression | None | Lossless |
| Transparency | — | — |
| Best for | bundling files on Linux and backups | high-ratio compression and bundling large file sets |
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Frequently asked questions
- Is this TAR to 7Z converter free?
- Yes. You can convert TAR to 7Z online for free, with no account and no watermark.
- Do I need to install software or sign up?
- No. The conversion runs entirely in your browser — no installs and no account required.
- Why convert to 7Z instead of staying with TAR?
- 7Z is known for being excellent compression — that's what you gain by converting instead of keeping the TAR file.
- Are my files safe?
- Yes. Files are processed only to complete the conversion and are auto-deleted after 2 hours. We never share them.
- Can I convert multiple TAR files at once?
- Yes. Drop several files to convert them in a batch and download the results as a single ZIP.