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Preview 1 platform
iPhone 9 images
What’s New Version 3.2.1
• General bug fixes and performance enhancements.
Description
The Frontier X Plus App pairs with the US FDA 510(k)-cleared Frontier X Plus (510(k) number: K240794), an ambulatory ECG monitoring device intended to record, store, and transfer single-channel electrocardiogram (ECG) rhythms for evaluation and long-term monitoring.
The Frontier X Plus is a wearable ECG recorder and display product, worn comfortably via a chest strap. The Frontier X Plus phone app connects to the device via bluetooth to visualize ECG and wellness parameters in real time, sync recorded data, and review your heart health anytime, anywhere.
Frontier X Plus integrates with HealthKit to export your Frontier X Plus activities into the Health app and to read heart rate and biometric data.
Key Features
1. Medical-Grade ECG Monitoring
Capture single-lead, medical-grade ECG data anytime—without wires, patches, or adhesives. Supports both real-time and stored monitoring.
2. Real-Time AFib Detection & Arrhythmia Burden Analysis
Get clinically validated insights:
• Detect AFib, bradycardia, and tachycardia in real time
• Beat-by-beat ECG analysis
• Rhythm trends across activity and sleep
3. Arrhythmia Detection Across Sleep, Rest & Active Activities
Medical-grade ECG detects irregular heart rhythms across all phases of your day, including sleep, rest, and active activity.
4. Shareable ECG Link
Easily share Live ECG link with your doctor for remote monitoring
5. Fast, Hassle-Free Setup
Wear the device on your chest, pair it with the app via Bluetooth, and begin monitoring.
Who It’s For
• Individuals with diagnosed arrhythmias or heart conditions
• Post-cardiac procedure patients
• Athletes and fitness-focused individuals need precise heart rhythm tracking
About Frontier X Plus
Developed by Fourth Frontier, Frontier X Plus is the world’s first FDA 510(k)-cleared wearable ECG device engineered for real-world ambulatory cardiac monitoring. With over 18,000 users, Fourth Frontier has successfully detected more than 26,000 + cardiac events, supporting proactive and effective heart health management.
Accessibility
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Version history 11 versions
Build 887422268v3.2.12026-06-25 18:04:11
• General bug fixes and performance enhancements.
Build 887040375v3.2.02026-06-25 06:11:56
• General bug fixes and performance enhancements.
Build 877048420v3.1.22025-08-07 19:52:46
• Added the ability to add symptoms during an activity.
• General bug fixes and performance enhancements.
Build 876189041v3.1.12025-07-08 12:05:00
• Added the capability to stop device LED blinking during monitoring.
• General bug fixes and performance enhancements.
Build 875069535v3.0.72025-06-03 11:45:26
• Bug fixes and Improvements
Build 873543834v3.0.12025-05-21 11:15:12
• Bug fixes and Improvements.
Build 873489119v3.02025-03-25 12:21:12
• Added capability to shutdown Fronteir X Plus Device via App.
• Bug fixes and Improvements.
Build 872254557v2.12025-03-13 16:39:04
• Bug fixes and Improvements.
Build 870830712v2.02024-12-05 07:24:48
• Bug fixes and Improvements.
Build 868498111v1.82024-11-22 08:39:08
• Bug fixes and Improvements.
Build 857957369v1.62024-08-25 12:05:31
No pricing data captured yet — comparisons appear once the app has paid storefronts or in-app purchases.
Availability 5 of 138 storefronts
| Region | Language | Price | Ratings | Avg | Version |
|---|---|---|---|---|---|
CA | en-CA | Free | 0 | — | 3.2.1 |
IN | en-GB | Free | 0 | — | 3.2.1 |
PL | en-GB | Free | 0 | — | 3.2.1 |
SE | sv | Free | 0 | — | 3.2.1 |
US | en-US | Free | 0 | — | 3.2.1 |
Not available in: AE, AF, AL, AM, AO, AT, AU, AZ, BA, BE, BF, BG, BH, BJ, BM, BN, BT, BW, BY, CD, CG, CH, CI, CM, CN, CV, CY, CZ, DE, DK, DZ, EE, EG, ES, FI, FJ, FM, FR, GA, GB, GE, GH, GM, GR, GW, HK, HR, HU, ID, IE, IL, IQ, IS, IT, JO, JP, KE, KG, KH, KR, KW, KZ, LA, LB, LK, LR, LT, LU, LV, LY, MA, MD, ME, MG, MK, ML, MM, MN, MO, MR, MT, MU, MV, MY, MZ, NA, NE, NG, NL, NO, NP, NR, NZ, OM, PG, PH, PK, PT, PW, QA, RO, RS, RU, RW, SA, SB, SC, SG, SI, SK, SL, SN, ST, SZ, TD, TH, TJ, TM, TN, TO, TR, TW, TZ, UA, UG, UZ, VN, VU, XK, YE, ZA, ZM, ZW
Change log 16 changes · CA
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releaseNotes updated
• General bug fixes and performance enhancements.
✎
description updated
The Frontier X Plus App pairs with the US FDA 510(k)-cleared Frontier X Plus (510(k) number: K240794), an ambulatory ECG monitoring device intended to record, s
✎
name updated
Frontier X Plus
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App icon changed
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Privacy labels 0 → 1 categories
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Version 3.2.1 released
• General bug fixes and performance enhancements.
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Version 3.2.0 released
• General bug fixes and performance enhancements.
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Version 3.1.2 released
• Added the ability to add symptoms during an activity.
• General bug fixes and performance enhancements.
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Version 3.1.1 released
• Added the capability to stop device LED blinking during monitoring.
• General bug fixes and performance enhancements.
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Version 3.0.7 released
• Bug fixes and Improvements
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Version 3.0.1 released
• Bug fixes and Improvements.
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Version 3.0 released
• Added capability to shutdown Fronteir X Plus Device via App.
• Bug fixes and Improvements.
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Version 2.1 released
• Bug fixes and Improvements.
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Version 2.0 released
• Bug fixes and Improvements.
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Version 1.8 released
• Bug fixes and Improvements.
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Version 1.6 released
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