A rapid, offline reference tool for respiratory therapists and critical care clinicians. It offers numerous calculators, a guide to ventilator modes, and an AI-powered blood gas interpreter to aid in patient assessment and management.




245+ iOS apps curated and reviewed
Out of 245+ respiratory tracker app on iOS, 19 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 | Free | 5.0★ (8) | No | Yes | Sep 2026 | ||
| 2 | Free | 4.7★ (95) | No | No | Aug 2026 | ||
| 3 | Free | 4.5★ (556) | No | Yes | Sep 2026 | ||
| 4 | Free | 4.7★ (109K) | No | No | Sep 2026 | ||
| 5 | Free | 4.8★ (869) | No | No | Sep 2026 | ||
| 6 | Free | 4.8★ (132) | No | Yes | Sep 2026 | ||
| 7 | Free was $29.99 | 5.0★ (3) | No | No | Jul 2026 | ||
| 8 | Free | — | No | No | Sep 2026 |




A rapid, offline reference tool for respiratory therapists and critical care clinicians. It offers numerous calculators, a guide to ventilator modes, and an AI-powered blood gas interpreter to aid in patient assessment and management.




This app assists healthcare professionals in accurately measuring a patient's respiratory rate. It uses an innovative algorithm and a simple button press to calculate breaths per minute, accounting for user reaction time for precise results. Designed for regular breathing patterns, it ensures accuracy within 95% ± 1 breath/min.






This app provides a fast and accurate way for medical professionals to measure heart and respiratory rates. It features a simple tap interface, instant calculations, and reference charts for all age groups. Designed for efficiency in clinical settings, it keeps users focused on their patients.