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7Z to TAR Converter

Convert 7Z to TAR online for free. Fast, secure archive conversion that preserves folder structure and file integrity. No software installation required.

Drop 7Z files here
or click anywhere in this box to choose files

Max file size 10MB. Sign up for more.

Convert 7Z Archives in 3 Steps

Repackage archived files for better compatibility, compression, or extraction support without installing desktop archive software.

Upload the Source Archive

Drag and drop your .7z file into the converter above, or click "Choose Files" to browse your device.

Repack the Contents

Click "Convert All" and our server re-packs your files from 7Z into TAR format while preserving the complete folder structure.

Download the New Archive

Your converted .tar archive is ready instantly. Click Download to save it to your device.

Why Convert 7Z to TAR

Unix and Linux Standard

TAR is the native archive format of Unix, Linux, and macOS. System administrators, developers, and DevOps engineers use TAR daily for packaging source code, backups, and deployment bundles.

Preserves Unix Permissions

TAR archives preserve file permissions, ownership, symbolic links, and timestamps exactly as they exist on disk. No other archive format maintains Unix filesystem metadata as faithfully as TAR.

Streaming Archive Format

TAR can create and extract archives from data streams without random access. This makes TAR ideal for pipe-based workflows, network transfers, and backup scripts that process data sequentially.

Pairs with Any Compression

TAR separates archiving from compression, allowing you to pair it with gzip, bzip2, xz, zstd, or any compression algorithm. This modular approach lets you choose the best compressor for your data.

Container and DevOps Standard

Docker images, container layers, and deployment packages use TAR as their archive format. Cloud-native workflows and CI/CD pipelines expect TAR archives for building and shipping software.

7Z vs TAR: Side-by-side

Technical comparison of the two formats — useful for deciding which to use, or for confirming what changes during conversion.

Property 7Z TAR
Full name 7-Zip Archive Tape Archive
Year introduced 1999 1979
Developer / standard body Igor Pavlov AT&T Unix
MIME type application/x-7z-compressed application/x-tar
File extension .7z .tar
Compression LZMA / LZMA2 (best ratio of common formats) None (often paired with gzip → .tar.gz)
Color / data depth N/A N/A
Max dimensions / size 16 EB file size 8 EB file size
Transparency No No
Animation No No
Standard / specification 7-Zip (open) POSIX / IEEE 1003.1
Best for Maximum compression — typically 30–50% smaller than ZIP Unix / Linux backups, source-code distribution

About the 7Z Format

7Z (7-Zip Archive) is an open-source archive format created by Igor Pavlov in 1999 for the 7-Zip compression program. It uses the LZMA2 compression algorithm, which achieves 30-70% better compression ratios than ZIP on most file types. This makes 7Z the preferred choice when minimizing archive size is the top priority, particularly for large software distributions and data backups.

Beyond superior compression, 7Z supports AES-256 encryption with the option to encrypt file headers as well, hiding even the names of archived files. It also supports solid compression, which compresses multiple files together as a single data stream for even better ratios. The main drawback is that 7Z requires 7-Zip or a compatible third-party tool to create and extract, as it is not natively supported by most operating systems. It is best suited for scenarios where recipients can install 7-Zip and maximum compression is desired.