One Step Challenges is a fitness competition app built for friends and family who want to compete fairly across different fitness levels. Like a handicap in golf, each user gets a personal multiplier based on their own fitness — so a beginner and a seasoned athlete can go head-to-head on equal terms. Points are weighted by individual capability, not raw output. Effort wins, not genetics.
Your handicap isn't a guess. The moment you connect Apple Health, the app measures it from your last 30 days of real data — daily steps, active minutes, resting heart rate, and time in elevated heart-rate zones. Your first week confirms it, and it recalibrates every 30 days as your fitness changes.
Start a 7-day challenge, send your crew the invite link, and everyone competes on their own handicap. When a challenge ends, the first person to hit "Run it back" starts the rematch — and everyone else joins that same one, so your crew stays together week after week.
No one to compete with yet? Race a bot. Three opponents, each with a different training style, each with a week you can beat. Pick the one that sounds like you and go — Brian walks, Doug trains most days, Amanda never misses.
Or race your Shadow — the you from your own last four weeks. Same routines, same pace, built from your real history. Beat your typical week and you win; win, and your Shadow gets stronger, so the bar rises every time you do. It's the one opponent always exactly your speed.
Daily activity is tracked automatically through Apple Health: workouts with heart-rate zone analysis, steps, exercise minutes, and active calories. Log on-plan nutrition with a single tap — no calorie counting. Build daily streaks for consistency. Leaderboards show standings across everyone in a challenge, and you'll know when someone joins, cheers you on, or a challenge wraps up.
Key features:
- Handicap-fair scoring that levels the field across fitness levels
- Handicap measured from your real Apple Health data the moment you connect, recalibrated every 30 days
- Heart-rate zone analysis on every workout
- Steps, active minutes, active calories, and resting HR tracking
- One-tap nutrition logging — no calorie counting
- Daily streaks for consistency
- Multi-user challenges with shared invite links and codes
- Crew rematches that keep everyone in the same challenge
- Leaderboard and today feed
- Reactions to cheer on the people you're competing with, with notifications when they land
- End-of-challenge recaps so every finish gets its moment
- Built for honest measurement, not gamification tricks
Works with Apple Watch, Garmin, Whoop, Oura, Fitbit, or any device that writes to Apple Health — the more your device shares with Apple Health, the more the app can score. Steps and nutrition work without a wearable.
For feedback or support: onestepapp.feedback@gmail.com
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One Step Pro — optional auto-renewable subscription:
- One Step Pro (Monthly) — $4.99 per month
- One Step Pro (Annual) — $34.99 per year
Each plan includes a 14-day free trial for new subscribers. Payment is charged to your Apple ID at confirmation of purchase. Your subscription automatically renews unless cancelled at least 24 hours before the end of the current period. Manage or cancel anytime in your Apple ID account settings. Any unused portion of a free trial is forfeited when you purchase a subscription.
Terms of Use (EULA): https://onestepcollective.com/terms.html
Privacy Policy: https://onestepcollective.com/privacy.html
Ratings & Reviews
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Crews stay together. When a challenge ends, the first person to tap "Run it back" starts the rematch — everyone else sees "Rematch is live" and joins that same challenge instead of splitting into separate ones.
Fixed: the end-of-challenge recap no longer reappears after signing out and back in.
Version 1.5.2
The developer, JUSTIN MORGAN MAYEUR, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
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The following data may be collected and linked to your identity:
Health & Fitness
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Information
Seller
JUSTIN MORGAN MAYEUR
Size
31 MB
Category
Health & Fitness
Compatibility
Requires iOS 15.1 or later.
iPhone Requires iOS 15.1 or later.
iPod touch Requires iOS 15.1 or later.
Mac Requires macOS 12.0 or later and a Mac with Apple M1 chip or later.