Use AI to translate EPUB documents

Upload EPUB documents with one click and use advanced AI models like GPT, Gemini, and Claude for fast and accurate translation.

Upload EPUB Document

Upload your document for a free preview.

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The Best Epub Translation Tool of 2025

1. Always using the most advanced AI

Options like GPT-4o-mini, GPT-4o, GeminiPro, and GeminiFlash are available to achieve high-quality translations and continuous updates.

2. Translation cost

Translating an Epub eBook costs only a few dollars, approximately $1 for 20,000 words.

3. Terminology management and editing

Automatically extract terms, or manually upload a glossary, and provide post-translation editing and correction functions

4. Preserve original fonts and formats

Strictly maintain the translation layout in sync with the original, even for vertical layouts.

5. Support for large file translations

Can process Epub files up to 500M

6. The best translation quality

The current translation and language expression capabilities of AI can already rival human translation.

How to Use AI to Translate EPUB Documents

1. Visit O.Translator

Access Translation page >>
You may need to complete the login operation.

2. Upload document

O.Translator Supports over 30 document formats.PDF .DOCX .XLSX .EPUB .PO ...

3. Select language and model

Select source language and target language
O.Translator Supports over 80 languages

4. Start translation

It may take a few minutes, no need to wait on the page
After the translation is completed, we will send an email notification.

Start Now

Use AI (GPT, Gemini, Claude) for document translation

AI's natural language processing capabilities are already approaching those of humans, and with its profound expertise, it is gradually becoming the preferred translation assistant.

O.Translator allows free choice of the most advanced GPT, Gemini, or Claude for document translation, including: GPT4oMini、GPT4o、GeminiFlash、GeminiPro、ClaudeHaiku、ClaudeSonnet

Context Understanding

Automation Efficiency

Multilingual

Format preservation

Real-time learning

Cost-effective

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