244+ iOS apps curated and reviewed
Looking for free ssri qt tracker apps? 18 of our 244+ 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 |  | $0.99 | — | No | No | Sep 2026 | |
| 2 |  | Free | 4.7★ (23K) | No | Yes | Sep 2026 | |
| 3 |  | Free | 4.7★ (133K) | No | Yes | Sep 2026 | |
| 4 |  | Free | 4.2★ (14K) | Yes | Yes | Sep 2026 | |
| 5 |  | Free | 4.5★ (9.1K) | No | Yes | Sep 2026 | |
| 6 |  | Free | 4.2★ (560) | No | Yes | Sep 2026 | |
| 7 |  | Free | 4.1★ (9K) | No | Yes | Sep 2026 | |
| 8 |  | Free | 4.7★ (22K) | No | Yes | Sep 2026 |
This app analyzes ECG data from Apple Health to calculate QT and QTc intervals, helping users monitor heart repolarization, especially when taking QT-prolonging medications. It offers trend charts, medication tracking, and PDF reports for personal use.
This app uses your Apple Watch data to monitor stress levels through heart rate variability. It helps you build healthier habits, improve sleep, and understand your body's response to daily activities, aiming to lower your Bio Age.
This app helps you understand your body's signals by analyzing heart rate variability and integrating data from over 1,000 devices and apps. It provides science-backed insights into sleep, stress, heart health, and activity to help you feel better and optimize your wellness.
