Clarify vs ReadCaddy
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Clarify
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Difficult books are worth reading. Dense prose, unfamiliar ideas, and older language should not keep great books out of reach. Clarify is an AI ebook reader for iPhone and iPad that helps you understand challenging books without leaving the page. Browse 100+ included classics, follow a guided philosophy path, or import your own EPUB. Read the originalβnot a summary. Ask for help only when you need it, compare clearer wording with the original, and keep reading. AUTO SIMPLIFY AS YOU READ Turn on Simplify and clearer wording appears directly in the reader as you move through the book. Clarify works progressively, paragraph by paragraph, and is designed to preserve the bookβs structure and formatting. The original text is always one tap away. SIMPLIFY A PASSAGE Select a difficult sentence or part of a paragraph to see the same idea in clearer language. Switch between the simplified version and the original whenever you want. EXPLAIN THE IDEA Need more than a rewrite? Select a passage for a short answer followed by a fuller explanation informed by nearby text and book context. Understand the ideaβnot just the words. 100+ CLASSICSβOR YOUR OWN BOOKS Browse and download more than 100 classics across fiction, science, philosophy, history, poetry, adventure, and drama. Already have something you want to understand? Import your own EPUB files and use the same Simplify and Explain tools. GUIDED PHILOSOPHY PATHS Not sure where to begin? Clarify recommends a starting book and related works to explore next: β’ Understand Stoicismβsix essential works featuring Marcus Aurelius, Epictetus, and Seneca β’ Ethics & the Good Life β’ Power & Government MADE FOR FOCUSED READING β’ Reading progress saved automatically β’ Table of contents and chapter navigation β’ Adjustable text size β’ Light, dark, and system themes β’ Downloaded and imported books stored on your device β’ Core reading works offline β’ No account required Stay with the original. Get help when you need it. Keep reading.
ReadCaddy
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ReadCaddy helps you understand and visualize books while you read. Import an EPUB or download free public-domain books, then use built-in AI assistance when you want help catching up, following characters, asking questions, or creating visual interpretations from the text. Use ReadCaddy to get chapter recaps, review character context, ask open-ended questions, explain highlighted passages, and create images or short videos from selected scenes. Features include: * Chapter recaps for the current chapter, earlier chapters, or the book so far * Support for novels, short story collections, anthologies, and textbooks in EPUB format * Character context across chapters * Open-ended questions about the book * Character portraits based on text details * Images from selected scenes * Explanations for highlighted text * Short videos from highlighted passages * Night-friendly reading settings ReadCaddy works best with EPUB books. PDFs can be imported and read, but AI-assisted reading features are currently focused on EPUB. AI responses and generated media can vary. ReadCaddy is a reading companion, not a replacement for the book itself. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
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Verdict
The clearest difference is in-app purchases: Clarify at none against ReadCaddy's 3. Clarify also leads on iOS requirement (15.0 vs 18.0). ReadCaddy's advantage is update cadence (weekly vs monthly). On price, ads and device support there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. ReadCaddy sells 3 in-app purchases, starting at $2.99 per month. Clarify asks for nothing beyond the download.
Clarify ships an update monthly, ReadCaddy weekly. The most recent releases landed on October 12, 2026 and October 7, 2026 respectively.
| Parameter | Clarify | ReadCaddy |
|---|---|---|
| Price | Free | Free |
| Update frequency | Monthly | Weekly β better |
| Ads | No | No |
| In-app purchases | No β better | Yes |
| Devices | iPhone, iPad, iPod β better | iPhone, iPad |
| Requires iOS | 15.0 β better | 18.0 |
| Further details β not scored | ||
| Size | 37 MB | 49 MB |
| Age rating | 4+ | 17+ |
| Developer | Davinder Pal Singh | Oren Lahav |
In-app purchases
Clarify
No in-app purchases
ReadCaddy
- ReadCaddy AI Text (Monthly)$2.991 Month
- ReadCaddy AI Starter (Monthly)$4.991 Month
- ReadCaddy AI Pro (Monthly)$9.991 Month









