Frontier X
Fourthfrontier
Getting the latest details from the App Store…
Fourthfrontier
Getting the latest details from the App Store…
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
Top of Free · Health & Fitness in United States. Frontier X isn't in it right now. Changes are over 7 days.
How the app presents itself on the App Store. Select a screenshot to open it full size.
Version 22.4.0 · 7 Oct 2026 · 5 days ago
• Enhanced Bluetooth security for Frontier X2 devices with Secure BLE Pairing/Bonding. • Bug fixes and performance improvements.
Every chart this app is in right now, best position first.
Not charting right now
This app isn't in any tracked top 100 at the moment. Its history below shows when it was.
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Entries, big moves, #1s and new versions we've recorded.
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Their other apps that Appulse has seen in the charts, charting ones first.
| App | Best rank now | Released | App Store |
|---|---|---|---|
 Frontier X PlusMedical | Grossing · MedicalUnited States#92 |
