212+ iOS apps curated and reviewed
The best sts risk calc apps on iPhone average 4.5★ across 212+ titles — we've ranked them by what real users actually keep on their phones. Updated May 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | Free | 5.0★ (1) | No | No | May 2026 | |
| 2 |  | Free | 4.9★ (52K) | No | No | Sep 2026 | |
| 3 |  | Free | 4.8★ (203) | No | No | Sep 2026 | |
| 4 |  | Free | 4.8★ (5.1K) | Yes | No | Aug 2026 | |
| 5 |  | Free | 5.0★ (1) | No | No | Jun 2026 | |
| 6 |  | Free | 4.8★ (33) | No | No | Aug 2026 | |
| 7 |  | Free | 3.7★ (3) | No | No | Aug 2026 | |
| 8 |  | Free | 3.6★ (1.4K) | Yes | No | Sep 2026 |
This tool assists cardiothoracic surgery teams in evaluating patient surgical risk. It utilizes current data from a national database to provide accurate risk assessments.
This app provides over 900 evidence-based medical calculators, risk scores, and clinical tools for healthcare professionals. It offers offline functionality, expert insights, and CME tracking to support patient care at the bedside. Tools are developed and validated by board-certified physicians.
This app is a comprehensive digital resource for cardiothoracic surgical information, offering updated content in cardiac and thoracic surgery. It features extensive multimedia, including illustrations, photographs, and surgical videos, for educational and reference purposes.
