Best apps like Frontier X

10+ similar apps compared and reviewed

4.0 avg rating
10 free apps
Updated October 2026

Looking for something like Frontier X? We've analyzed 10+ similar apps to help you find the best alternative. Each app is compared by ratings, features, and real user reviews, so you can make the right choice.

Top Alternatives to Frontier X

CONNEQT Health#1
3.5(32 ratings)
FreeIn-App Purchases
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Monitor your cardiovascular health with an FDA-cleared device that provides advanced vascular insights beyond standard blood pressure. Track key metrics, access personalized reports, and engage in guided wellness programs to proactively manage your heart health.

0.0(0 ratings)
FreeIn-App Purchases
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This app pairs with a wearable device to track and analyze key metabolic and performance metrics like VO2 Max and resting metabolic rate. It provides detailed insights into your body's energy expenditure and fat burning zones. Designed for informational and educational use, it complements professional health guidance.

Nix Solo#3

Nix Solo by Nix, Inc.

Real-time hydration data
4.8(61 ratings)
Free
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Monitor personal fluid and electrolyte losses in real-time during workouts. This app provides insights into sweat composition and hydration needs based on individual biology, using data from a companion biosensor.

More apps like Frontier X

4
CORE Thermal Sensor
CORE Thermal Sensor
CORE Thermal Sensor
Temperature Monitoring System
Free

This app continuously monitors your core body temperature and thermal strain, providing critical data for heat training and optimal race performance. It helps athletes of all levels improve their training and achieve better results.

Continuous core body temperature monitoringReal-time Heat Strain IndexHeat Zones for training and racing
💪 Health & Fitness
(35)
free
5
Tymewear
Tymewear
Tymewear
by Tyme Wear, Inc
Free

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 zonesHeart rate data analysisVentilation data analysis
💪 Health & Fitness
(35)
free
6
Airofit Legacy
Airofit Legacy
Airofit Legacy
Stay a breath ahead
Free

This app pairs with a breathing trainer device to help you measure and improve your respiratory strength and lung capacity. It offers customized training programs for various goals like athletic performance, relaxation, and stress reduction, with progress tracking.

Informative lung testsTargeted training programsChallenging exercises with visual/audio guidance
💪 Health & Fitness
(1.3K)
free with in-app purchases
7
ECG Logger for Polar H10
ECG Logger for Polar H10
ECG Logger for Polar H10
ECG Viewer & Recorder
Free

Record and analyze electrocardiogram (ECG) data from your Polar H10 sensor. View live and historical ECG, heart rate, and R-R intervals with interactive graphing. Export recordings for further analysis.

Live ECG, heart rate, and R-R interval viewBackground recordingInteractive data exploration (zoom/pan)
💪 Health & Fitness
(92)
free with in-app purchases
8
hDrop App
hDrop App
hDrop App
Sweat Testing Made Easy
Free

This wearable sensor tracks fluid and sodium loss through sweat during exercise. It provides personalized hydration insights based on your unique physiology, helping endurance athletes optimize their performance. Analyze sweat loss, sodium intake, and rate trends to build a tailored hydration strategy.

Wearable sweat sensorFluid and sodium loss trackingPersonalized hydration strategy
💪 Health & Fitness
(11)
free
9
NextSense
NextSense
NextSense
Brain-responsive sleep earbuds
Free

This app works with brain-responsive earbuds to enhance sleep quality. It tracks brain activity to personalize audio, offering insights into sleep patterns and a gentle alarm. Integration with Apple Health provides further personalized data.

Brainwave tracking for sleep depthPersonalized audio for better restDetailed sleep reports and trends
💪 Health & Fitness
(58)
free
10
Hilo Core
Hilo Core
Hilo Core
Your blood pressure companion
Free

This app monitors your cardiovascular wellness by collecting numerous readings throughout the day when paired with a wearable device. It provides personalized insights into your sleep, activity, and heart rate patterns to help you understand and manage your long-term health.

24/7 cardiovascular wellness monitoringPersonalized insights on sleep, activity, and heart rateDetailed timeline comparisons
💪 Health & Fitness
(3)
free with in-app purchases