LATEX vs TEX — Comparison & Free Converter
Fast, instant LATEX to LATEX conversion. No signup required. Just drop your .latex file and get .tex in seconds.
Batch Settings
LaTeXで丁寧に組んだ文書を、よりシンプルな.texファイルとして手元に残したい——そんな場面は、意外と多いものです。投稿規定がTeXの生ファイルを求める学会、古いシステムとの兼ね合いで余分なパッケージを削ぎ落としたい研究室、あるいは縦組みのレイアウトを一から見直したい編集者まで、用途はさまざまです。このツールでは、LaTeX形式のファイルをプレーンなTeX形式へ変換する作業を、ブラウザ上でそのまま完結させることができます。ファイルの中身を把握したうえで、次の工程へ気持ちよく進んでいただけるよう、シンプルな操作性を心がけました。
- 縦組み対応のTeX環境への移行準備
- 学会・論文誌への投稿用ファイル整理
- 同人誌・技術書典向け原稿のパッケージ整理
日本語組版でよく使われるupLaTeXやLuaLaTeXのクラスファイルは、変換後のプレーンTeX環境では動作しない場合があります。縦組み設定（tate オプションなど）が含まれるファイルは、変換後に手動での確認をお勧めします。
About LATEX to LATEX Conversion
LATEX or TEX — which format should you use? The answer depends on your needs. Here's a quick breakdown.
LATEX is a widely used file format. It has common platform support. TEX is a widely used file format. It has common platform support.
So when should you convert LATEX to TEX? This conversion is ideal when you When you need a TEX file. This conversion helps you convert between formats quickly.
Converting LATEX to TEX maintains high quality with CocoConvert's optimised encoder settings.
If you've decided TEX is the right choice, CocoConvert makes the conversion effortless. Upload your .latex file, pick TEX, 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 LATEX to LATEX
- 1
Choose your LATEX file
Upload your .latex file using drag-and-drop or the file browser. Batch mode lets you add multiple files.
- 2
Set format to TEX
Select .tex 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 document files.
- 4
Get your TEX file
Download your converted file instantly. Batch downloads are available as a zip archive.
What Happens When You Convert LATEX to LATEX
Your LATEX file is decoded and re-encoded as TEX.
Your LATEX file is uploaded and validated
The file is decoded (parsed into its raw data)
The data is re-encoded in TEX format
The converted file is ready for download
Format Comparison
LaTeX
.latex file
| Extension | .latex |
| MIME Type | application/x-latex |
| Category | Document |
LaTeX
.tex file
| Extension | .tex |
| MIME Type | application/x-tex |
| Category | Document |
Should You Convert LATEX to LATEX?
When to Convert
- ✓When you need a TEX file
Frequently Asked Questions
Should I use LATEX or TEX?
It depends on your goal. LATEX preserves full quality. TEX preserves full quality. Choose based on whether file size or quality matters more for your use case.
Is TEX higher quality than LATEX?
Not necessarily. Converting LATEX to TEX 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 LATEX to TEX 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 LATEX to TEX?
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 LATEX to TEX?
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.