So funktioniert es
Seiten drehen — lokal.
Seiten oder Datei um 90°, 180° oder 270°.
🔒 100% Secure & Local: Your documents are processed entirely in your browser and never uploaded to any server.
Dateien hierher ziehen & ablegen
Rotate every page, or type a page list such as 1,3-5. Up to 80 MB · 25 files / batch
Seiten drehen — lokal.
Conversions run in your tab with JavaScript — no desktop app required.
Files stay on your device during processing. We do not receive your uploads.
Heavy codecs and AI models run locally via Web Workers and WASM (FFmpeg.wasm, Transformers.js).
Seiten drehen — lokal.
Manche Viewer cachen Vorschau. Verarbeitung zu 100 % offline im Browser — Dateien verlassen Ihr Gerät nie.
Yes. This tool is free convert online with no signup. Processing stays in your browser — no uploads.
You control quality settings. Choose higher quality for no quality loss when converting online.
Every conversion runs inside your browser tab using JavaScript and Web Workers. There is no background server queue and no account is required for core tools.
Your files are never uploaded to FreeConvertKit for processing. Originals, previews, and exports stay on your device unless you choose to download or share them yourself.
When codecs or AI models are needed, WebAssembly modules such as FFmpeg.wasm and Transformers.js execute locally — giving you desktop-class power with absolute file privacy.
Word-Dokumente ohne Browser-Verlassen in teilbare PDFs umwandeln.