248+ iOS apps curated and reviewed
Looking for free easy peak flow diary apps? 18 of our 248+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | Free | 3.7★ (18) | Yes | No | Oct 2026 | |
| 2 |  | Free | 4.7★ (36) | Yes | Yes | Oct 2026 | |
| 3 |  | Free | 2.8★ (24) | No | No | Oct 2026 | |
| 4 |  | Free | 5.0★ (1) | No | Yes | May 2026 | |
| 5 |  | Free | 4.7★ (87) | No | Yes | Oct 2026 | |
| 6 |  | Free | 4.2★ (9) | No | Yes | Oct 2026 | |
| 7 |  | Free | 4.6★ (8.2K) | Yes | No | Oct 2026 | |
| 8 |  | Free | 4.8★ (190) | Yes | No | Oct 2026 |
This free app helps individuals with asthma and other lung diseases track their peak flow and symptoms. It offers simple logging, data visualization, and the ability to export records for physicians. It is not a peak flow meter itself but a diary for recording readings from a separate device.
Easily record daily peak flow values and visualize breathing changes with clear graphs. Understand your asthma trends, identify early warning signs, and support your health management. Useful for medical visits and daily care.
Easily track peak flow, medication, and symptoms to manage your asthma. Set reminders for daily tasks and take the Asthma Control Test™ monthly. Integrates with Health app and offers secure data sharing with your doctor.
