Convert RAR to 7z in your browser
Repackage RAR archives as 7z — an open format with excellent compression — without WinRAR or 7-Zip. The conversion runs entirely on your device.
Open appYour files never leave your device
- 1
Drop or choose your RAR file.
- 2
Open it, then pick Convert → 7z.
- 3
Save your new 7z archive.
- Converts RAR v4 and v5 to 7z.
- Strong 7z (LZMA) compression.
- Fully on your device — no uploads.
FAQ
Is 7z better than RAR?+
7z is open and often compresses as well or better, with no licensing.
Do I need WinRAR or 7-Zip?+
No. HavenZip does both the opening and the repacking in your browser.
Is it free?+
Yes, free and unlimited with no installation.
Related
Format support — transparent and honest
Repackage RAR archives as 7z — an open format with excellent compression — without WinRAR or 7-Zip. The conversion runs entirely on your device.
Open app