Ozigo vs HeartOxy
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Ozigo
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Stay motivated each day with an intuitive tool that helps you understand how much you move and how your activity changes over time. The app automatically counts your steps, monitors distance, estimates calories, and visualizes your progress with clean charts. Whether you prefer walking, running, cycling, or casual strolls, every session can be tracked and reviewed with ease. You can view detailed weekly, monthly, and yearly statistics to see patterns in your routine, helping you build healthier habits one day at a time. Maps highlight your training routes, while adjustable goals let you personalize targets that match your pace and lifestyle. Water intake reminders and hydration logs offer extra support for maintaining balance throughout your activities. Simple controls, clear icons, and organized layouts make it easy to start a session, pause, adjust distance, or analyze your performance. With real-time tracking and thoughtful insights, the app encourages consistency and gently guides you toward a more active lifestyleβwithout pressure, complicated features, or overwhelming data. Every step becomes a reminder of your progress and your commitment to well-being.
HeartOxy
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Train Smarter with Your Apple Watch No subscriptions. No extra devices. Just your Apple Watch. HeartOxy helps you train in the right heart rate zone β with real-time feedback during your workouts, guided by your recent heart rate trends. Train Based on Your Daily Condition βββββββββββββββββββ- Your body isnβt the same every day. HeartOxy looks at your recent heart rate patterns to give simple, actionable guidance: β’ See your daily readiness at a glance β’ Know when to push a little harder β’ Know when to ease into your workout No complicated metrics β just clear direction. Real-Time Heart Rate Zone Feedback ββββββββββββββββββββ- During your workout, HeartOxy keeps you on track: β’ Live heart rate zone tracking on Apple Watch β’ Color-coded zone indicators β’ Instant haptic alerts when you go above or below your target Stay in your zone without constantly checking your screen. Customize Your Training Zones βββββββββββββββββ Set up your preferred heart rate zones and thresholds: β’ Warm-up, Fat Burn, Aerobic, Anaerobic, Maximum or Custom β’ Adjustable upper and lower limits β’ Fine-tune how sensitive alerts should be Your zones, your training style. Review Your Workouts ββββββββββββ After each session, understand how you performed: β’ Time spent in each heart rate zone β’ Workout history and trends β’ Export your data for deeper analysis (Up to 90 days of data) β’ Built-in CSV Export function for easy analysis and sharing. Smart Alerts That Keep You Focused ββββββββββββββββββββ HeartOxy gives you timely, simple feedback: β’ Below Zone β βPick up the paceβ β’ In Zone β βIn your zoneβ β’ Above Zone β βSlow it downβ Clear, immediate guidance β no guesswork. No Subscription βββββββββ β’ One purchase. Full access. Family Sharing encouraged. Built for Apple Watch ββββββββββββ β’ Uses Apple Watch heart rate sensors β’ Seamless sync between Watch and iPhone Important Notes βββββββββ 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.
Screenshots
Verdict
The clearest difference is price: Ozigo at Free against HeartOxy's $3.99. HeartOxy's advantage is update cadence (every 3 days vs every 9 days). On ads, in-app purchases, device support and iOS requirement there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Ozigo is free to download; HeartOxy costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Ozigo ships an update every 9 days, HeartOxy every 3 days. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.
| Parameter | Ozigo | HeartOxy |
|---|---|---|
| Price | Free β better | $3.99 |
| Update frequency | Every 9 days | Every 3 days β better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, Apple Watch |
| Requires iOS | 15.6 β better | 16.0 |
| Further details β not scored | ||
| Size | 50 MB | 7 MB |
| Age rating | 4+ | 4+ |
| Developer | OZINY JOINT STOCK COMPANY | Boon Piow Leong |
In-app purchases
Ozigo
No in-app purchases
HeartOxy
No in-app purchases









