237+ iOS apps & games curated and reviewed
If you already know 100 Days of Challenge, this is the deeper bench. 237+ 100 days of challenge apps and games for iPhone, all reviewed and ranked by user rating, recency, and download trend as of September 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | Free | — | No | Yes | Jun 2026 | |
| 2 |  | Free was $0.99 | — | No | No | May 2026 | |
| 3 |  | Free | 2.6★ (5) | No | No | May 2026 | |
| 4 |  | Free | 4.6★ (440) | No | Yes | Aug 2026 | |
| 5 |  | Free | 4.1★ (9) | No | Yes | Aug 2026 | |
| 6 |  | Free | 2.8★ (5) | Yes | Yes | Sep 2026 | |
| 7 |  | Free | 3.5★ (13) | No | No | May 2026 | |
| 8 |  | Free was $0.99 | — | Yes | Yes | Jul 2026 |
This app helps you build lasting habits by tracking your daily progress on up to 100-day challenges. Customize your goals with themes and layouts, and share your achievements. Widgets offer at-a-glance progress updates.
This app encourages a daily walking habit for 100 consecutive days, requiring a minimum of one mile per day and a total of 100 miles by the end. It's designed for global participation, aiming to make walking a sustainable lifestyle choice for individuals of all ages and professions.
