Stair King
David Wu Health & Fitness iPhoneiPadiPod touch
Stair King is a free Health & Fitness app for iPhone and iPad by David Wu. Requires iOS 15.1. Updated May 4, 2026.
- Price
- Free
- on the App Store
- Size
- 47 MB
- Age 12+
- Updated
- May 4
- 2026 · v1.0.1
Screenshots
About Stair King
Stair King is the fitness tracker that makes stair climbing at work fun! Conquer Mt. Everest, challenge your friends and colleagues on the weekly leaderboard, and track your stats as you climb. Features: - More than 20 milestones to conquer, from The Sphinx (20m) to Mt. Everest (8488m) - and beyond! - Create teams of up to 5 people (more coming soon) - Daily streaks that are safe during the weekend - Charts with weekly, monthly and all-time stats - Metric and Imperial units
What’s new
Version 1.0.1 · Updated May 4, 2026
- New and improved login screen - Now shows user's streak and most recent milestone on the team leaderboard
App privacy
The developer, David Wu, reported these privacy practices to Apple.
Data Linked to You
The following data, which may be collected and linked to your identity, may be used for the following purposes:
- Health & Fitness: Fitness
- Contact Info: Email Address
- Identifiers: User ID
Used for: App Functionality
Data Not Linked to You
The following data, which may be collected but is not linked to your identity, may be used for the following purposes:
- Diagnostics: Crash Data
Used for: App Functionality