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Traduction instantanée en 11 langues via IA locale. Aucune donnée envoyée à l'extérieur.

IA 100% locale 11 langues Confidentiel
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Free AI Text Translator Online — Translate in 50+ Languages

Translate text instantly using our free AI-powered translator. Supports 50+ languages including English, French, Spanish, German, Arabic, Japanese and Chinese. Private, no API, no account.

How our AI translation works

Our translator uses a locally-run neural machine translation (NMT) model — meaning translation happens on our servers without sending your text to Google, DeepL, or any external API. This ensures complete privacy: your content is not used for third-party model training, analytics or logging. NMT models translate entire sentences as context units, capturing idioms, grammar structures and meaning far better than word-by-word dictionary translation.

When to use AI translation vs professional human translation

AI translation is ideal for: understanding foreign-language content quickly (gist translation); drafting international emails and messages for review; translating internal documents for a multilingual team; localizing product descriptions, social media posts and marketing copy; learning how something sounds in another language. Use professional human translation for: legal contracts; medical or pharmaceutical documents; official certificates and sworn translations; literary works where style and tone are critical; any content with legal or safety implications.

Privacy: your text never leaves our ecosystem

Unlike Google Translate or DeepL, which send your text to external servers and may use it to improve their models, FileSwiftly translation runs entirely on our own infrastructure. No text is stored, logged or shared after translation. This makes it safe for translating confidential business documents, personal correspondence and sensitive internal communications.

FAQ

Which languages are supported?

50+ languages including English, French, Spanish, German, Italian, Portuguese, Dutch, Polish, Russian, Arabic, Japanese, Chinese (Simplified & Traditional), Korean, Hindi, Turkish and more.

Is there a character or word limit per translation?

Up to 5,000 characters per translation. For longer documents, use our AI PDF Summarizer which processes full documents.

Is the translation stored on FileSwiftly servers?

No. Your text and the translation are processed in real-time and immediately discarded. Nothing is stored.

How accurate is the AI translation?

For major language pairs (EN-FR, EN-ES, EN-DE, EN-ZH, EN-JA), accuracy is very high for general and business content. Specialized terminology, idioms and cultural references may occasionally require manual correction.

Can I translate PDFs or documents?

This tool translates plain text. For PDF translation, paste the text content here, or use our AI Summary tool which processes document content.

Does it support right-to-left languages like Arabic and Hebrew?

Yes. Arabic and Hebrew text is displayed and translated with correct right-to-left orientation.