ReadGem: Tap to Translate EPUB

Read books in foreign languages naturally.

Just double tap any sentence to instantly see the translation without interrupting your reading flow.

ReadGem combines EPUB reading, sentence translation, translation comparison, and AI voice into one seamless reading experience.

Double Tap Translation

Reading a foreign language book

Just double tap any sentence while reading. ReadGem instantly shows the translation of the sentence you tapped.

No copy paste. No switching apps. No interruptions.

Keep reading naturally and understand more deeply.

One book, multiple languages

Read the same book in multiple languages.

Check the sentence you are reading in more than 20 languages instantly.

Compare translations sentence by sentence and discover different meanings, expressions, and styles.

Perfect for language learning, translation comparison, and deeper reading.

Compare sentences while reading

Instantly compare the sentence you are reading with translations in other languages.

Useful for

Language learning

Bilingual reading

Translation comparison

Understanding difficult sentences

Reading classic literature more deeply

Listen while you read

Listen to the sentence you are reading instantly with AI voice.

Practice pronunciation, improve listening skills, and enjoy books with both your eyes and ears.

Multiple translations in one place

Move freely between different language editions of the same book.

Discover how the same sentence is expressed in different languages and translations.

Read more broadly, compare more easily, and understand more deeply.

A complete EPUB reader

ReadGem also provides essential EPUB reader features.

Full EPUB support

Table of contents and chapter navigation

Highlights

Bookmarks

Automatic reading position saving

Comfortable reading settings

Offline reading after download

Comfortable reading environment

Customize your reading experience to match your preferences.

Font settings

Line spacing and margin adjustments

Brightness and themes

A personalized reading environment for comfortable reading.

Offline reading

Once downloaded, your books can be read anytime, even without an internet connection.

Enjoy reading wherever you are.

Recommended for

People who read EPUB books

Readers who want to read books in multiple languages

Language learners who want to read while studying foreign languages

Readers who want instant sentence translation while reading

Readers who want to compare different translations

Anyone who enjoys listening to books with audio

Privacy protection

ReadGem does not send your EPUB files or reading history to external servers.

Your books and reading data are safely managed on your device.

Read more widely. Understand more deeply. Keep your reading flow with ReadGem.