Very deceptive
Response from developer
Hi, since version 1.8.0 we've started providing modernized public domain books and will be adding more regularly.

This app helps you learn languages by reading books. It provides contextual translations, automatically saves new vocabulary, and creates flashcards from your reading. Enjoy reading any EPUB or PDF, or browse the app's library, even offline.
1.9.0
April 10, 2026
What's new: - 20+ new languages: Simply Fluent now supports over 40 languages including Thai, Vietnamese, Hindi, Korean, Arabic, and many more - Modernized Classics: full-length classics from authors like Jane Austen and Jules Verne, rewritten in modern language so you learn words people use today - Redesigned browse: find your next read faster with filters for content type, CEFR level, and genre - CEFR grade badges: every story shows its level (A1 to C2) so you can pick the right difficulty at a glance
MoreMonthly Premium Plan
Hi, since version 1.8.0 we've started providing modernized public domain books and will be adding more regularly.
Simply Fluent focuses on learning through reading. It helps users overcome the hurdle of encountering unfamiliar words in books by providing contextual translations and reinforcing vocabulary through automatic flashcards and highlighting.
Simply Fluent tracks words read, words saved, and overall vocabulary growth. This allows users to see their progress over time without feeling pressured, focusing instead on enjoying the stories they are reading.
Yes, you can download books and read them without an internet connection. Your vocabulary building and reading progress continue even when you are offline.
Simply Fluent supports over 40 languages, including Spanish, French, German, Italian, Portuguese, Japanese, Korean, and Arabic. New languages and content are added regularly.
Simply Fluent offers monthly, quarterly, and yearly subscription plans. These plans include free trial periods ranging from 3 to 14 days, depending on the chosen tier.
No, Simply Fluent does not contain advertisements. The app is free to download and use, with optional in-app purchases for subscription plans.
Simply Fluent is available on iPhone and iPad devices. The app is designed for Apple's mobile operating systems.
Simply Fluent provides translations that understand context, meaning they offer the specific definition that fits the sentence. This includes handling idioms, phrases, and nuanced meanings accurately.