AppMarketSpy › Book › Duo Book Dictionary
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App info
- Developer
- Alexander Kvamme
- Category
- Books, Education
- Released
- Sep 29, 2026
- Version
- 1.0 (Sep 29, 2026)
- Price
- $0.99
- Size
- 60.8 MB
- Requires
- iOS 18.0
- Age rating
- 4+
- Languages
- English
In-app purchases
noneCurrent prices, App Store US.
Release date
The release date was moved 1 time before launch.About Duo Book Dictionary
Read a real book in the language you are learning, and never leave the page to look a word up. Tap a word and its meaning appears. Hold a sentence and the whole passage comes back in English. Both answers come from the device itself — the Spanish dictionary is built into the app, and the translation is Apple's own, running on your phone. TWO LIBRARIES, BOTH FREE Project Gutenberg's classics, on shelves for popular, short, kids, tales and adventure. Bloom Library's levelled readers, graded one to four for people just starting. Every book is free and openly licensed. Nothing to buy, no account to make. SORTED BY HOW HARD IT READS Neither catalogue publishes a difficulty rating, so this app works one out from the book's own sentences. Shelves come back easiest first, which means you can start where you can cope and climb. EIGHT LANGUAGES Spanish, French, German, Italian, Portuguese,…
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