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Screenshots

  • VO2 Max Pro: Track Fitness Age screenshot 1
  • VO2 Max Pro: Track Fitness Age screenshot 2
  • VO2 Max Pro: Track Fitness Age screenshot 3
  • VO2 Max Pro: Track Fitness Age screenshot 4

About VO2 Max Pro: Track Fitness Age

Find your Fitness Age: how old your heart and lungs perform, based on your VO2 max from Apple Health. VO2 Max Pro turns the Cardio Fitness readings your Apple Watch already records into a number that's easy to understand, then shows how it's changing and where you stand among people your age. WHAT YOU GET • Fitness Age: see how many years younger (or older) your fitness makes you • Trends: follow your VO2 max over the past week, month, and year • Where you stand: compare with others of your age and sex • Check-In: press the Action button or ask Siri to see your numbers and log a reading, without opening the app • Widgets: your Fitness Age and VO2 max trend on your Home Screen and Lock Screen • Fitness Pass: a shareable card with your Fitness Age, VO2 max, and rank • Lab results: log a VO2 max from a lab or treadmill test and save it to Apple Health • Instant updates: get notified as soon as a new reading arrives WORKS WITH APPLE HEALTH VO2 Max Pro reads your Cardio Fitness, age, and sex from Apple Health, and saves readings you log back to it. Your health data stays on your iPhone. Whether you're training for a race, working on your heart health, or just curious, VO2 Max Pro shows you where your fitness is heading. MAKE IT YOURS Open the Theme Store from Profile to restyle the app. Pick a Look to change Home, your Fitness Pass and your app icon in one tap, or mix backdrops, pass skins, stickers and icons yourself. Some themes are free. Ultra is a one-time purchase that unlocks every Ultra theme, including ones added later. No subscription, and it works with Family Sharing. ----- VO2 Max Pro is for general fitness and wellness. It is not a medical device and does not provide medical advice.

Ratings & reviews

4.4

56 ratings

5 ★ 77% 4 ★ 9% 3 ★ 2% 2 ★ 5% 1 ★ 7%

What’s new

Version 2.0.0 · Updated October 12, 2026

Your first VO₂ Max is one walk away. • No reading yet? Send a 20-minute outdoor walk straight to your smart watch, and pick when to take it • A Live Activity appears an hour before, then shows you where to start it when it's time • Home keeps track of your walk: change the time, cancel it, or see how to start it • A brand new onboarding built around your own VO₂ Max history • New reading notifications are more accurate, with how much you changed

App privacy

The developer, Xipu Li, reported these privacy practices to Apple.

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:

  • Purchases: Purchase History
  • Contact Info: Name, Email Address
  • Identifiers: User ID, Device ID
  • Usage Data: Product Interaction
  • Diagnostics: Crash Data

Used for: Analytics, Product Personalization, App Functionality, Other Purposes

Alternatives to VO2 Max Pro: Track Fitness Age

Looking for apps like VO2 Max Pro: Track Fitness Age? Here are 6 similar apps on the App Store. The highest rated is VO2 max Hero - AI Tracker (5.0/5), and all 6 are free to download.

VO2 Max Pro: Track Fitness Age vs. alternatives
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True VO2 Max — Cardio Fitness 3.9 / 5 (18) Free Oct 12, 2026 Compare
Tabata & HIIT Timer - PEAKVO2 5.0 / 5 (4) Free Oct 9, 2026 Compare

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