ARJ vs TAR — Comparison & Free Converter
Fast, instant ARJ to TAR conversion. No signup required. Just drop your .arj file and get .tar in seconds.
Batch Settings
ARJ形式のファイルを、汎用性の高いTAR形式へ変換する作業は、時に専門的な知識を要するものです。特に、大切なビジネス文書や、長年収集されてきたデジタルコンテンツ、あるいは創作活動の成果物など、多様なデータが日々生まれる中で、適切なファイル形式への変換はデータの長期保存や共有において不可欠な工程となります。本ページでは、ARJからTARへの変換がなぜ必要とされるのか、そしてその過程をいかにスムーズに行うかについて、日本のユーザーの皆様の視点に立って解説いたします。煩雑な手順に戸惑うことなく、大切なデジタル資産を安心して管理できるよう、分かりやすく丁寧な情報提供を心がけております。
- 同人誌データのアーカイブ
- 企業内での古いプロジェクト資料共有
- DTP用フォントの一括管理
日本の古いシステムや一部のビジネス環境ではARJが利用されていましたが、現代のオープンソース環境やLinuxベースのシステムではTARが主流であり、互換性確保のために変換が求められることがよくあります。特に縦書き文書を含む場合、変換後の文字化けに注意が必要です。
About ARJ to TAR Conversion
ARJ or TAR — which format should you use? The answer depends on your needs. Here's a quick breakdown.
ARJ is a widely used file format. It has common platform support. TAR is a Unix archiving format that bundles files without compression. It has mostly universal platform support.
So when should you convert ARJ to TAR? This conversion is ideal when you When you need a TAR file. This conversion helps you convert between formats quickly.
Converting ARJ to TAR maintains high quality with CocoConvert's optimised encoder settings.
If you've decided TAR is the right choice, CocoConvert makes the conversion effortless. Upload your .arj file, pick TAR, and click Convert — done in seconds. The converter runs on secure servers in Germany, powered by FFmpeg, Sharp, and qpdf. Files are encrypted via TLS and erased within 24 hours.
Free tier: 5 files/hour, 250 MB each. Pro: 100 files/hour, 5 GB each. Works in every modern browser on desktop and mobile.
How to Convert ARJ to TAR
- 1
Choose your ARJ file
Upload your .arj file using drag-and-drop or the file browser. Batch mode lets you add multiple files.
- 2
Set format to TAR
Select .tar from the output options. The converter applies optimal quality settings automatically.
- 3
Run the conversion
Click Convert. Server-side processing means your device stays fast — even for large archive / compression files.
- 4
Get your TAR file
Download your converted file instantly. Batch downloads are available as a zip archive.
What Happens When You Convert ARJ to TAR
Your ARJ file is decoded and re-encoded as TAR.
Your ARJ file is uploaded and validated
The file is decoded (parsed into its raw data)
The data is re-encoded in TAR format
The converted file is ready for download
Format Comparison
ARJ
.arj file
| Extension | .arj |
| MIME Type | application/x-arj |
| Category | Archive / Compression |
TAR
.tar file
| Extension | .tar |
| MIME Type | application/x-tar |
| Category | Archive / Compression |
Should You Convert ARJ to TAR?
When to Convert
- ✓When you need a TAR file
Frequently Asked Questions
Should I use ARJ or TAR?
It depends on your goal. ARJ preserves full quality. TAR preserves full quality. Choose based on whether file size or quality matters more for your use case.
Is TAR higher quality than ARJ?
Not necessarily. Converting ARJ to TAR maintains high quality with CocoConvert's optimised encoder settings. Quality depends on the compression type and settings, not just the format name.
Can I convert ARJ to TAR on Mac and Windows?
Yes. CocoConvert is a web-based tool that works in all modern browsers — Chrome, Safari, Firefox, Edge — on any operating system including macOS, Windows, Linux, iOS, and Android.
Is CocoConvert free for ARJ to TAR?
Yes. Free users get 5 conversions per hour (250 MB each). Pro subscribers unlock 100 files per hour, 5 GB per file, and priority processing.
What tools does CocoConvert use for ARJ to TAR?
CocoConvert uses FFmpeg for audio/video, Sharp for images, and qpdf for documents — the same open-source libraries used by Netflix, YouTube, and major enterprise platforms.
Versions are pinned in our worker Dockerfile and re-built via CI on every change.