242+ iOS apps curated and reviewed
The best chst exam prep apps on iPhone average 4.2★ across 242+ titles — we've ranked them by what real users actually keep on their phones. Updated September 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | Free | 4.7★ (111) | No | Yes | Sep 2026 | |
| 2 |  | Free | 4.7★ (7) | No | Yes | Sep 2026 | |
| 3 |  | Free | 4.8★ (7K) | No | Yes | Sep 2026 | |
| 4 |  | Free | 4.8★ (17) | No | Yes | Aug 2026 | |
| 5 |  | $24.99 | 3.8★ (5) | No | No | Jun 2026 | |
| 6 |  | Free | — | Yes | Yes | May 2026 | |
| 7 |  | Free | 4.3★ (3) | No | No | May 2026 | |
| 8 |  | Free | 2.0★ (1) | Yes | Yes | Sep 2026 |
Prepare for the Construction Health and Safety Technician certification exam with practice questions, realistic simulations, and detailed explanations. Tailor your study with flexible plans and track your progress to build confidence for exam day.
Prepare for the CHST exam with expert-developed content and realistic practice questions. Study key safety concepts, identify weak areas, and track your progress with flexible modes and offline access to build confidence for your certification goals.
Prepare for professional certification exams with a vast library of practice questions and mock tests. Reinforce key concepts and track your progress to build confidence for exam day. Expert-crafted content ensures you study the most relevant material.
