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.






248+ iOS apps curated and reviewed
The best respiratory apps on iPhone average 4.1★ across 248+ titles — we've ranked them by what real users actually keep on their phones. Updated November 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 | Free | — | No | Yes | Aug 2026 | ||
| 2 | Free | 5.0★ (9) | No | Yes | Oct 2026 | ||
| 3 | Free | 1.0★ (1) | No | Yes | Oct 2026 | ||
| 4 | Free | — | No | Yes | Oct 2026 | ||
| 5 | Free | 4.5★ (590) | No | Yes | Nov 2026 | ||
| 6 | Free | — | No | No | Oct 2026 | ||
| 7 | Free | — | No | No | May 2026 | ||
| 8 | Free | 4.0★ (4) | Yes | Yes | Aug 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.




Explore animated explanations of respiratory diseases, covering anatomy, function, causes, symptoms, diagnosis, and treatment. Understand the immunopathology and therapies for various conditions affecting the respiratory system.