247+ iOS apps curated and reviewed
The best step test apps on iPhone average 4.1★ across 247+ titles — we've ranked them by what real users actually keep on their phones. Updated August 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | — | No | No | May 2026 |
| 2 |  | $4.99 | 2.3★ (3) | No | No | Aug 2026 |
| 3 |  | Free | — | No | No | May 2026 |
| 4 |  | Free | 4.8★ (14K) | No | Yes | Sep 2026 |
| 5 |  | Free | 4.0★ (1) | No | No | Jul 2026 |
| 6 |  | Free | — | No | No | Jun 2026 |
| 7 |  | Free | — | No | No | Aug 2026 |
| 8 |  | Free | — | No | Yes | May 2026 |
Measure your aerobic fitness with a simple step test. This app guides you through the procedure, sets the pace with a metronome, and calculates your predicted V02max based on your heart rate after the test.
This app rewards users with cash for walking and tracking their steps. It functions as a pedometer and step counter, transforming daily motion into financial and fitness rewards. Earn money with every stride and monitor your progress with detailed statistics.
Compete with friends on a step leaderboard. See daily rankings, earn fun titles, and send playful taunts. Focuses on friendly competition without wellness features.
Prepare for the USMLE Step 3 exam with over 600 practice questions. This app utilizes a proprietary "chunking" learning technique to aid memorization and understanding. It offers a limited number of free questions daily, with an option to upgrade for full access.
This app transforms your phone into a powerful step counter and activity tracker. Monitor steps, distance, calories burned, and set daily goals. It integrates with Apple Health and Apple Watch for comprehensive activity monitoring.
Track your daily step count and stay motivated to reach your fitness goals. This app offers a simple way to monitor progress with customizable goals and visual celebrations upon achievement. Enjoy a lightweight and user-friendly experience with customizable display options.
Prepare for the USMLE Step 1 exam with over 640 board-style practice questions and high-yield rationales. Study smarter with detailed explanations, images, and quizzes covering all major categories. Boost your confidence and aim to pass the exam on your first attempt.
Compete with friends by turning daily steps into fun walking challenges. Track progress, chase goals, and customize your avatar. Makes walking social and motivating for groups.
This app facilitates at-home COVID-19 self-testing using an FDA EUA Authorized OTC antigen rapid test. It provides a simple, 15-minute process with step-by-step video guidance for easy result interpretation and sharing.