# Reedle - AI PDF & EPUB Reader — Book Translate & AI Flashcards > AI reading assistant for enhanced comprehension and memory retention across multiple formats. (iPhone/iPad app by 旸 陈.) - Source: https://appshunter.io/ios/app/reedle-ai-pdf-and-epub-reader/id6757764461 (this page in markdown: same URL + `.md`) - Developer: [旸 陈](https://appshunter.io/developer/1867060395) - Category: Productivity, Education - Price: Free - Rating: 5.00/5 from 2 App Store ratings · 1 written reviews indexed - Age rating: 4+ - Requires: iOS 14.0 · 68 MB - Languages: American English - Released: 2026-03-25 - Data updated: 2026-06-29 - Monetization: free with in-app purchases - User reviews in markdown: https://appshunter.io/ios/app/reedle-ai-pdf-and-epub-reader/id6757764461/reviews.md ## What is Reedle? Reading PDFs, EPUBs, videos, or web articles — only to forget them within days? Sound familiar? - Highlight a PDF and never look at those notes again - Struggle through foreign-language articles word by word - Watch a video tutorial but lose the key ideas by morning - Saved dozens of web clips you've never opened since Reedle solves this. Reedle is a next-gen AI reading assistant that unifies reading, understanding, and memory — across PDF, EPUB, video, and web content in one app. AI Q&A Ask questions while reading. AI answers are grounded in your source — not the open internet. Get instant explanations of complex PDFs and EPUB books without losing context. Anki Flashcards One-click flashcard generation from any highlight or AI suggestion. Export directly to Anki or study inside Reedle. Every flashcard stays linked to the source text. Spaced Repetition Built on FSRS — the most advanced open-source spaced repetition algorithm. Reedle schedules your flashcard reviews scientifically for maximum long-term memory retention. Smart Translation Read in 8 languages with inline translation. Translate words, sentences, or full paragraphs instantly — ideal for language learners reading foreign-language PDF and EPUB content. Multi-format Support PDF, EPUB, video, and web clips all in one reading app. Import from your files, web URLs, or YouTube. Everything you read, in one place. Who uses Reedle - Language Learners — Build vocabulary from real-world PDF and EPUB content - Students — Study textbooks and research papers with AI-powered flashcards - Knowledge Workers — Manage research papers and technical docs with spaced repetition - Lifelong Learners — Turn video courses and web articles into lasting knowledge Why choose Reedle - Read → Ask → Remember → Review, all in one app - Full spaced repetition loop: Anki-compatible flashcards scheduled by FSRS - Multi-model AI support with translation across 8 languages - Personalized reading themes, eye-friendly display - Auto progress tracking and data visualization Privacy Policy: https://app.reedle.iopho.com/privacy.html Terms of Service: https://app.reedle.iopho.com/termofservice.html ## Key features - AI-powered Q&A on documents - One-click flashcard generation - Spaced repetition for memory retention - Inline translation for 8 languages - Support for PDF, EPUB, video, and web content - Anki export ## Recent user reviews (1 of 1) All indexed reviews: https://appshunter.io/ios/app/reedle-ai-pdf-and-epub-reader/id6757764461/reviews.md ### 5/5 — great note app *2026-03-26* help me record the article from other app. save the useless favourite collection ## Frequently asked questions about Reedle ### What formats does Reedle support? Reedle supports a wide range of formats including PDFs, EPUBs, videos, and web articles. You can import content from your files, web URLs, or YouTube. ### How does Reedle help with memory retention? Reedle uses an advanced spaced repetition algorithm (FSRS) to schedule your flashcard reviews scientifically, ensuring maximum long-term memory retention. It also links flashcards directly to the source text. ### Can Reedle translate foreign language content? Yes, Reedle offers inline translation for 8 languages. You can translate words, sentences, or entire paragraphs instantly, making it ideal for language learners. ### Does Reedle have ads? No, Reedle is ad-free, allowing for an uninterrupted reading and learning experience. ### Can I export my flashcards from Reedle? Yes, Reedle allows you to generate flashcards with one click and export them directly to Anki. You can also study them within Reedle. ### What makes Reedle's AI Q&A unique? Reedle's AI Q&A provides answers grounded in your source material, not the open internet. This ensures contextually relevant explanations for complex PDFs and books. ### What devices is Reedle available on? Reedle is available on iPhone, iPad, and iPod, making it accessible across multiple Apple devices. ### How often is Reedle updated? The latest version of Reedle is 1.10.0, and it was last updated on April 24, 2026. This indicates a consistent update schedule. ## Version history (last 2 releases) ### 1.10.0 — 2026-04-24 A smoother, faster Reedle on iPhone and iPad — and a quick reminder of everything you get with your free month. What's better in this version • PDFs and YouTube videos are more reliable end-to-end • Smaller polish across the reader, library and settings. Everything Reedle does for you Reedle turns the reading list you already have into something you'll actually finish: • AI Chat — ask any PDF, EPUB, web article or research paper for a summary, an explanation, or the next argument • Listen Mode — play any article like a personal podcast in natural neural voices • Spaced Repetition (FSRS) — the same algorithm Anki uses, built right into your reading workflow • Video Knowledge — turn YouTube videos into searchable, chat-ready transcripts you can highlight and review • Library AI Search — ask one question across your entire saved library, including highlights and notes • Universal Import — EPUBs, PDFs, web articles, papers, all in one clean library • Smart Translation — contextual translation with grammar analysis, built for language learners • Weekly Digest — automatic summary of what you read, key themes, top highlights, and what to revisit • Reading Habits — track daily blocks and build a streak with a GitHub-style heatmap • Offline-first — read on iPhone, iPad, Mac or the web, with seamless sync • Light, Sepia and Dark themes designed for long, focused sessions • Zotero bulk import for your full research library ### 1.0 — 2026-03-25 No release notes. --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-29.*