TAR to TAR.XZ Converter
Processing entirely on your device — large files may take a moment.
TAR Archive and XZ-compressed Tar exist for different jobs: TAR bundles many files into one without compression — the standard container on Linux and Unix systems. Produce a TAR.XZ for the smallest possible release artifact, or to match the format a build system expects.
Because the whole conversion happens on your device, it is instant, unlimited and genuinely private — no accounts, no watermarks, no files on anyone's server. Multiple files are converted in one go.
How TAR compares to TAR.XZ
| TAR | TAR.XZ | |
|---|---|---|
| Compression | None (pair with gzip/zstd) | LZMA2 |
| Encryption | None | None |
| Bundling | Unix-faithful bundling | tar container, single stream |
| Best for | Linux packaging and source trees | Smallest release artifacts |
How to convert TAR to TAR.XZ
- 1
Select your files
Drag & drop your TAR files onto the area above, or click to browse. You can add multiple files at once for batch conversion.
- 2
Convert instantly
Click "Convert to TAR.XZ". The conversion runs entirely inside your browser using WebAssembly — no upload, no queue, no waiting.
- 3
Download results
Download each converted TAR.XZ file individually, or grab everything at once as a ZIP archive.
About the TAR format
TAR (tape archive) is Unix's fifty-year-old answer to bundling: it concatenates files with headers into a single stream, preserving POSIX permissions, ownership and symlinks — but compressing nothing. It is the container half of the classic .tar.gz pairing and the native format of Linux source trees and backups.
Being pure bundling, TAR pairs with a compressor: gzip (the classic), bzip2, zstd. Alone, a TAR is the same size as its contents. Windows 10+ ships bsdtar, so even Windows can unpack it now — permissions aside, where NTFS has no room to be faithful.
+ Strengths
- ✓Preserves Unix permissions and symlinks
- ✓Streamable: works over pipes and tapes
- ✓The standard of Linux distribution and backup
! Limitations
- −No compression by itself
- −No built-in encryption
- −Permissions meaningless on Windows filesystems
About the TAR.XZ format
TAR.XZ is the smallest common release artifact on Linux: a tar container squeezed with LZMA2. Source distributions, distro packages and countless GitHub release assets use exactly this combination — maximum compression at an acceptable speed.
Compared to TAR.BZ2 it is both smaller and usually faster; compared to tar.gz it is considerably smaller. When a build system, mirror or repository asks for .tar.xz, producing it byte-exact is what keeps CI pipelines and maintainers happy.
+ Strengths
- ✓Highest-ratio common release format
- ✓The default for source distributions on Linux
- ✓Built-in integrity checks (CRC per block)
! Limitations
- −Decompression is memory-hungrier than gzip
- −No random access to individual files
- −Multi-threaded xz is not always compatible
Why convert TAR to TAR.XZ?
Converting makes sense where the strengths of TAR.XZ meet what TAR cannot give you. Highest-ratio common release format Meanwhile No compression by itself One pass through the converter above puts your file on the right side of that trade-off.
Frequently asked questions
Is this TAR to TAR.XZ converter really free?
Yes — completely free, with no sign-up, no watermark and no daily conversion limits. The site is supported by advertising.
Are my files uploaded to a server?
No. The conversion runs entirely inside your browser using WebAssembly, so your files never leave your device — that is what makes it instant and private.
Does it work on Windows, Mac, iPhone and Android?
Yes. Anything with a modern browser works: Windows, macOS, Linux, Android and iOS. No software installation is required.
Is there a file size limit for TAR to TAR.XZ?
The only limit is your device's memory, since nothing is uploaded. Files up to a few hundred megabytes work fine on a modern desktop browser; very large files simply take a little longer.
What about folders and directory structure?
The full directory tree is preserved: folders stay folders, and deep paths arrive exactly as they were packed in the TAR file.
Are the files inside my TAR archive modified?
No. Contents are unpacked in memory and repacked into TAR.XZ byte-for-byte — the conversion changes the container, never the files inside it.