Big O Notation
AFTW LLC Education iPhoneiPadiPod touch
Big O Notation is a free Education app for iPhone and iPad by AFTW LLC. Requires iOS 15.1. Updated May 26, 2026.
- Price
- Free
- on the App Store
- Size
- 38 MB
- Age 4+
- Updated
- May 26
- 2026 · v1.0
Screenshots
About Big O Notation
Big O Notation is an independent study app for learning, reviewing, and practicing algorithm complexity. It is built for students, self-taught developers, coding interview candidates, and anyone who wants clearer intuition for time and space complexity. Study across Fundamentals, Practical Skills, Common Pitfalls, and Advanced Concepts with 160 focused questions. Every question includes an explanation so you can understand why an answer is right and where your reasoning went off track. Features: - FSRS spaced-repetition intervals for smarter review - Weak-point heatmap to spot topics that need attention - Daily challenge for steady practice - Mock exams for timed review - Offline practice - No login required Practice offline, no login required. Independent study app for Big O Notation practice. Not affiliated with, endorsed by, or sponsored by any company, certification body, exam operator, or vendor. All trademarks belong to their respective owners.
App privacy
The developer, AFTW LLC, reported these privacy practices to Apple.
Data Not Collected
The developer does not collect any data from this app.
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| App | Rating | Price | Last updated |
|---|---|---|---|
| Big O Notation | – | Free | May 26, 2026 |
| CNC Nutrition Coach Exam Prep | 5.0 / 5 (1) | Free | Jul 15, 2026 |
| Coloring & Drawing Book | – | Free | Jun 8, 2026 |
| FaangIQ | – | Free | Mar 4, 2026 |
| AlgoFox: Tech Interview Prep | 5.0 / 5 (2) | Free | Sep 9, 2026 |
| MolecuLens | 5.0 / 5 (4) | Free | Mar 29, 2026 |
| CodeNexus | 5.0 / 5 (3) | Free | Sep 22, 2026 |