Tymewear vs Frontier X
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Tymewear
This app analyzes your heart rate and ventilation data to identify personalized training zones. It provides a tailored training profile and suggests workouts to help you improve your fitness.
- Personalized training zones
- Heart rate data analysis
- Ventilation data analysis
- Personalized training profile
- Workout recommendations
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Tymewear is the next-generation of wearable technology that helps you train smarter by identifying your personalized training zones. Powered by ventilation and heart rate data from the Tymewear VitalPro chest strap, the app delivers a personalized training profile and recommends workouts tailored to what you need to improve.
Frontier X
Track your heart health and exercise performance with a smart chest strap wearable. Get detailed insights into heart rate, HRV, strain, and more, with personalized training feedback and alerts. Integrates with other devices and offers advanced analytics through a premium subscription.
- Heart health and performance tracking
- Real-time heart rate and HRV monitoring
- Personalized vibration alerts
- Activity recording up to 24 hours
- Integration with Bluetooth wearables
- AI-enabled training insights
- Metabolic Profile Analytics (Premium)
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With your Frontier X/X2/X3, track your activity including exercise, rest or sleep to get detailed insights on heart health and exercise performance. This companion app allows you to connect with Frontier X2/X3 - a revolutionary chest strap wearable smart heart monitor and view your recorded data. Trusted by world-class athletes across the globe, the Frontier X2/X3 is a chest-worn Smart Heart Monitor that provides in-depth real-time feedback on your heart health. It can monitor your: - Heart Health - Heart Rate - Heart Rate Variability (HRV) - Breathing Rate - Strain - Rhythms - Training Load - Calories - Stress, and a lot more. • Accurately record your activity like exercise, running, cycling, resting, sleeping, meditation, etc for up to 24hrs with comprehensive heart health insights. • Spot changes in your heart health with Rhythm and Strain. • Train in the right zone without distractions with real-time, personalized, and discreet vibration alerts. • Add health event tags to help you understand how lifestyle choices and behavior affect your health. • Seamlessly integrate with Bluetooth-enabled wearables and third-party devices such as GPS sports watches, bike computers, and more. • AI-enabled algorithms - Receive post-activity training insights, recommendations, and weekly goals. • Frontier X integrates with HealthKit to export your Frontier X activities into the Health app and to read heart rate and biometric data. • IP67 Waterproof up to 1.5 M • Battery: 14+ days of typical use Now get deeper insights and data with Frontier Premium Subscription*: Metabolic Profile Analytics: Track training intensity and the impact of lifestyle changes on metabolic health with key metrics like VO₂ Max, VO₂ Zones, Oxygen Uptake, and Ventilatory Thresholds (VTs). VO₂ Max: Get the most accurate real-time VO₂ Max data. While other wearables estimate using motion and heart rate, our advanced algorithms provides precise VO₂ Max readings outside of a lab, tracking cardiovascular efficiency and endurance potential. Readiness Score: Determine if your body is ready for peak performance or needs recovery. Advanced algorithms use heart rate, heart rate variability (HRV) to guide your daily activities and training. Sleep Stage Analysis: Get a comprehensive understanding of your sleep quality (Webapp). With Frontier's Premium subscription and Metabolic Profile Analysis, tracking your VO₂ max becomes simpler and more precise. *A Paid Frontier Premium subscription is required to access the full feature set . The Premium feature subscription comes with a complimentary 7 days free trial, and continue at a minimal monthly cost starting from USD 14.99, or opt for an annual plan for substantial savings. Please note that prices may fluctuate based on your geographical location, currency, and current exchange rates The Terms of use are available in the app and our website: https://in.fourthfrontier.com/pages/terms-of-use About Fourth Frontier Fourth Frontier is an innovative health-tech company focused on revolutionizing heart health monitoring with its cutting-edge wearable technology. We are the World’s First Smart Heart Monitor. With over 5 billion heartbeats recorded from 120,000+ users across 50+ countries, we are empowering users to understand and manage their heart health in real-time. These features make the Frontier App a comprehensive tool for heart health management and fitness improvement. Download the app today and access the most accurate heart health data available. Apps available for iPhone and Apple Watch.
Screenshots
Verdict
The clearest difference is rating: Frontier X at 4.6 against Tymewear's 3.7. Frontier X also leads on review sentiment (82% vs 59%) and ratings volume (318 vs 35). Tymewear's advantage is in-app purchases (none vs 2) and device support (4 vs 2). On price, update cadence, ads and iOS requirement there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Frontier X sells 2 in-app purchases, starting at $14.99 per month. Tymewear asks for nothing beyond the download.
Frontier X holds the better App Store score, 4.6 against 3.7. That said, the two scores are not equally well evidenced: Frontier X has 318 ratings behind it against 35, so its average is the more settled of the two. Written reviews point the same way: 59% of Tymewear's written reviews are positive against 82% of Frontier X's.
Tymewear ships an update every 10 days, Frontier X every 2 weeks. The most recent releases landed on October 24, 2026 and October 30, 2026 respectively.
| Parameter | Tymewear | Frontier X |
|---|---|---|
| Price | Free | Free |
| Rating | 3.7 (35 ratings) | 4.6 (318 ratings) — better |
| Positive reviews | 59.3% of reviews | 81.8% of reviews — better |
| Number of ratings | 35 | 318 — better |
| Update frequency | Every 10 days — better | Every 2 weeks |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Freemium |
| Devices | iPhone, iPad, iPod, Apple Watch — better | iPhone, Apple Watch |
| Requires iOS | 15.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 118 MB | 569 MB |
| Age rating | 17+ | 4+ |
| Developer | Tyme Wear, Inc | Fourth Frontier Technologies Private Limited |
Customer experience
Tymewear
Frontier X
Bugs and requests
Tymewear
Not enough reviews yet to summarise bugs or requests.
Frontier X
Reported bugs
4 issues- ECG stopped working
- Inaccurate breathing rate and other metrics
- Inability to edit activity details for indoor workouts
- Syncing issues with Garmin devices after firmware updates
Requested features
6 requests- Add interval markers
- Improve integration with Apple Fitness/Fitness+
- Add support for ANT+
- Improve compatibility with other fitness apps and devices
- Add more customization options for workouts
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- Improve data visualization and analysis tools
In-app purchases
Tymewear
No in-app purchases
Frontier X
- Monthly7 Days trial$14.991 Month
- Yearly7 Days trial$119.991 Year








