Frontier X Plus vs HaoDrs
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Frontier X Plus
This app pairs with a wearable ECG device to record, store, and transfer single-channel electrocardiogram rhythms for evaluation and long-term monitoring. It provides real-time insights into heart health, including AFib detection and arrhythmia burden analysis, and allows for easy sharing of ECG data with doctors.
- Medical-grade ECG monitoring
- Real-time AFib and arrhythmia detection
- Arrhythmia analysis across sleep, rest, and activity
- Shareable ECG link for doctors
- Bluetooth connectivity to wearable device
- HealthKit integration
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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 *A Paid Frontier Premium subscription is required to access the full feature set . The Premium feature subscription comes with a complimentary 14 days free trial, and continue at a minimal monthly cost starting from USD 29.99, 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://fourthfrontier.com/pages/terms-of-use 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.
HaoDrs
Access convenient and trustworthy Chinese-language healthcare services across the US. This platform connects you with doctors, pharmacies, labs, and imaging centers for a seamless medical experience.
- Smart appointment booking
- Efficient specialist referrals
- Streamlined prescription ordering
- Specialty and doctor listings
- Authoritative health education content
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Download now to unlock premium Chinese-language healthcare services across America! HaoDrs.com is a nationwide one-stop Chinese medical service platform dedicated to providing overseas Chinese in the US with more convenient, efficient and trustworthy healthcare experiences. We aggregate top-tier family practitioners and specialists while deeply integrating pharmacies, laboratories and imaging centres to seamlessly connect every critical step of medical consultations and prescriptions. 【Core Features】 • Smart Appointments Effortlessly browse nearby doctors' profiles, clinic details, opening hours, and insurance coverage. Reduce pre-appointment communication and confirmation time to enhance consultation efficiency. • Efficient Referrals Our exclusive ‘Smart Referral Namecard’ system centrally displays specialist referral information, enabling online viewing and communication to minimise unnecessary travel. • Streamlined Ordering Based on medical prescriptions, seamlessly connect with pharmacies, laboratories, and imaging centres online. Simplify traditional processes, minimise physical visits, and make collecting prescriptions and undergoing tests more time-efficient and hassle-free. • Specialty Overview Quickly browse specialty introductions, common conditions, medical services, and doctor listings to help you make efficient healthcare choices. • Authoritative Health Education Compiles original educational articles and video content from doctors, keeping pace with health trends to provide trustworthy medical information and wellness guidance.
Screenshots
Verdict
The clearest difference is review sentiment: HaoDrs at 100% against Frontier X Plus's 50%. HaoDrs also leads on rating (5.0 vs 3.7) and in-app purchases (none vs 2). Frontier X Plus's advantage is chart position (#195 vs unranked) and iOS requirement (15.5 vs 17.0). On price, ratings volume, update cadence and ads 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 Plus sells 2 in-app purchases, starting at $29.99 per month. HaoDrs asks for nothing beyond the download.
HaoDrs holds the better App Store score, 5.0 against 3.7. Both are backed by a comparable volume of ratings — 3 and 3 respectively. Written reviews point the same way: 50% of Frontier X Plus's written reviews are positive against 100% of HaoDrs's.
Both ship on a similar rhythm, roughly monthly. The most recent releases landed on November 7, 2026 and October 30, 2026 respectively.
| Parameter | Frontier X Plus | HaoDrs |
|---|---|---|
| Price | Free | Free |
| Rating | 3.7 (3 ratings) | 5.0 (3 ratings) — better |
| Positive reviews | 50.0% of reviews | 100.0% of reviews — better |
| Number of ratings | 3 | 3 |
| Update frequency | Monthly | Monthly |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Best chart rank | #195 — better | — |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 15.5 — better | 17.0 |
| Further details — not scored | ||
| Size | 99 MB | 8 MB |
| Age rating | 4+ | 17+ |
| Developer | Fourthfrontier | IFR TECHNOLOGIES LLC |
Customer experience
Frontier X Plus
HaoDrs
In-app purchases
Frontier X Plus
- Essential Monthly14 Days trial$29.991 Month
- Essential Yearly14 Days trial$239.991 Year
HaoDrs
No in-app purchases



