This alarm clock requires users to solve a simple programming problem to turn it off. Problems are randomly selected from past AtCoder "A" tasks. Ensure you wake up on time with this unique challenge.



250+ iOS apps & games curated and reviewed
The best atcode apps and games on iPhone average 4.3★ across 250+ titles — we've ranked them by what real users actually keep on their phones. Updated October 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 | Free | — | No | No | Sep 2026 | ||
| 2 | Free | 5.0★ (6) | No | No | Oct 2026 | ||
| 3 | Free | 4.9★ (25) | No | No | Oct 2026 | ||
| 4 | Free | 5.0★ (4) | No | No | Oct 2026 | ||
| 5 | Free | 4.9★ (98) | No | No | Oct 2026 | ||
| 6 | Free | 3.8★ (75) | No | No | Aug 2026 | ||
| 7 | Free | — | No | No | Oct 2026 | ||
| 8 | Free | 4.7★ (143) | No | No | Oct 2026 |



This alarm clock requires users to solve a simple programming problem to turn it off. Problems are randomly selected from past AtCoder "A" tasks. Ensure you wake up on time with this unique challenge.




Manage a team of cloud-based coding agents directly from your Mac or phone. This tool allows for seamless control and operation of your development team from anywhere.



This app brings a desktop-class coding experience to mobile devices, enhanced with advanced speech-to-text capabilities. Code on the go with an open-source solution designed for seamless mobile integration.