Convertisseur de casse En ligne Gratuit

How it works

Collez du texte et choisissez une casse. Conversion locale en un clic.

Features

Browser-native processing
Conversions run in your tab with JavaScript — no desktop app required.
Zero server uploads
Files stay on your device during processing. We do not receive your uploads.
WebAssembly when needed
Heavy codecs and AI models run locally via Web Workers and WASM (FFmpeg.wasm, Transformers.js).

FAQ

Fonctionnement

Collez du texte et choisissez une casse. Conversion locale en un clic.

What are the limitations?

Ne détecte pas les noms propres ni règles locales. Traitement 100 % hors ligne dans le navigateur — les fichiers ne quittent jamais votre appareil.

Is this tool free to use?

Yes. This tool is free convert online with no signup. Processing stays in your browser — no uploads.

Will I lose quality?

You control quality settings. Choose higher quality for no quality loss when converting online.

100% browser-based & private

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.

Trier le texte

Triez A→Z ou Z→A et supprimez les doublons.

TEXTLIST

Base64 encoder/décoder

Encodez UTF-8 en Base64 ou décodez localement.

B64TEXT

Markdown vers HTML

Convertissez Markdown en HTML avec aperçu en direct.

MDHTML

Supprimer les sauts de ligne

Retirez sauts, espaces superflus et lignes vides.

TEXTCLEAN