9+ iOS apps curated and reviewed
The best cliffsnotes apps on iPhone average 4.3★ across 9+ titles — we've ranked them by what real users actually keep on their phones. Updated June 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | Free | 1.4★ (41) | No | No | Jul 2026 | |
| 2 |  | Free | 4.7★ (6.1K) | Yes | Yes | Sep 2026 | |
| 3 |  | Free | 4.9★ (42) | No | Yes | Aug 2026 | |
| 4 |  | Free | 4.8★ (37K) | Yes | Yes | Sep 2026 | |
| 5 |  | Free | 3.9★ (286) | Yes | Yes | Jul 2026 | |
| 6 |  | Free | 4.8★ (236) | No | No | Sep 2026 | |
| 7 |  | Free | 4.5★ (109) | Yes | Yes | Aug 2026 | |
| 8 |  | Free | 5.0★ (3) | No | No | Jun 2026 |
This educational app offers interactive study guides and practice exams for standardized tests like the SAT. It features personalized study plans, engaging games, and detailed score reports to boost student confidence and improve academic performance.
Access concise summaries of nonfiction books in audio or text format to learn faster and build better habits. Fit knowledge acquisition into your daily routine with microlearning content designed for busy individuals.
This AI-powered reading companion provides instant book summaries, character analysis, and answers to your literary questions. Discover memorable quotes, fun facts, and smart tools to deepen your understanding and enjoyment of any book. It's designed for students, casual readers, and literature enthusiasts alike.
