
HeartOxy
Train in Your Target HR Zone
0 ratings
$3.99
About
Train Smarter with Your Apple Watch
HeartOxy helps you train in the right heart rate zone — with real-time feedback during your workout, guided by your recent heart rate trends.
No subscriptions. No extra devices. Just your Apple Watch.
Train Based on Your Daily Condition
Your body isn’t the same every day. HeartOxy looks at your recent heart rate patterns to give simple, actionable guidance:
• See your daily readiness at a glance
• Know when to push a little harder
• Know when to ease into your workout
No complicated metrics — just clear direction.
Real-Time Heart Rate Zone Feedback
During your workout, HeartOxy keeps you on track:
• Live heart rate zone tracking on Apple Watch
• Color-coded zone indicators
• Instant haptic alerts when you go above or below your target
Stay in your zone without constantly checking your screen.
Customize Your Training Zones
Set up your preferred heart rate zones and thresholds:
• Warm-up, Fat Burn, Aerobic, Anaerobic, Maximum or Custom
• Adjustable upper and lower limits
• Fine-tune how sensitive alerts should be
Your zones, your training style.
Review Your Workouts
After each session, understand how you performed:
• Time spent in each heart rate zone
• Workout history and trends
• Export your data for deeper analysis
Smart Alerts That Keep You Focused
HeartOxy gives you timely, simple feedback:
• Below Zone → “Pick up the pace”
• In Zone → “In your zone”
• Above Zone → “Slow it down”
Clear, immediate guidance — no guesswork.
Built for Apple Watch
• Uses Apple Watch heart rate sensors
• Works during structured workouts
• Seamless sync between Watch and iPhone
No Subscription
One purchase. Full access.
Important Notes
HeartOxy is designed for fitness and training purposes only.
It is not a medical device and does not provide medical advice.
Train smarter. Stay in your zone. Make every workout count.
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What's New in HeartOxy
1.1.17
July 6, 2026
Bug fixes.







