Best Nix Solo alternatives: apps like Nix Solo

10+ similar apps compared and reviewed

3.7 avg rating
9 free apps
Updated October 2026

Looking for something like Nix Solo? 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 Nix Solo

CORE Thermal Sensor#1

CORE Thermal Sensor by greenteg AG

Temperature Monitoring System
2.5(35 ratings)
Free
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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.

hDrop App#2

hDrop App by hDrop Technologies Inc.

Sweat Testing Made Easy
3.8(12 ratings)
FreeIn-App Purchases
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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.

Fuelin - Performance Nutrition#3

Fuelin - Performance Nutrition by Thrive AI Labs

Running, Cycling & Triathlon
4.5(1.3K ratings)
FreeAdsIn-App Purchases
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This app provides personalized nutrition coaching for athletes and active individuals. It creates daily meal plans that adapt to your training, goals, and preferences, offering smart meal recommendations and simple food logging. It also includes tools for hydration tracking and gut training, along with educational content to build lasting healthy habits.

More apps like Nix Solo

4
FORM Swim
FORM Swim
FORM Swim
A Game-Changing Way to Swim
Free

This app acts as an underwater coach, providing real-time visual feedback through smart goggles to improve swimming technique and performance. It offers guided workouts, open water navigation, and detailed post-swim analysis, syncing data with popular fitness platforms.

Real-time in-goggle coachingOpen water digital compassGuided pool workouts
💪 Health & Fitness
(3.5K)
free with in-app purchases
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
Hexis Live
Hexis Live
Hexis Live
Personalised Nutrition
Free

This app creates personalized nutrition plans for athletes based on their unique needs and daily activity. It uses intelligent algorithms to calculate energy requirements minute-by-minute, synchronizes with training data, and provides real-time insights for optimal performance and recovery.

Carb Codingâ„¢ for individual needsOn-demand training and wearable syncIntra-workout fuelling guidance
💪 Health & Fitness
(30)
free
7
TrainingPeaks Hub
TrainingPeaks Hub
TrainingPeaks Hub
Companion app to TP Virtual
Free

This companion app enhances your virtual cycling experience by providing live ride stats and in-game chat. Browse upcoming events, join races, and remotely control your avatar and app functions.

Live ride stat trackingIn-ride chat with teammatesEvent browsing and details
💪 Health & Fitness
(12)
free
8
EatMyRide: Sports & Nutrition
EatMyRide: Sports & Nutrition
EatMyRide: Sports & Nutrition
Endurance sports food planning
Free

Plan personalized nutrition and hydration for cycling, running, and triathlon workouts. Track carbohydrate burn and intake, sync with popular fitness platforms, and receive real-time guidance during exercise. Optimize recovery and performance with tailored meal advice.

Personalized fueling plansCarbohydrate burn/intake trackingReal-time Garmin notifications
💪 Health & Fitness
(42)
free with in-app purchases
9
Frontier X
Frontier X
Frontier X
by Fourthfrontier
Free

Track your heart health and exercise performance with a smart chest strap monitor. Gain detailed insights into heart rate, rhythms, and training load. Receive personalized feedback and alerts to optimize your workouts and understand your body better.

Heart Health MonitoringReal-time Heart Rate & HRVBreathing Rate & Strain Tracking
💪 Health & Fitness
(318)
free with in-app purchases
10
HRV4Training
HRV4Training
HRV4Training
by A.S.M.A. B.V.
$9.99

Quantify stress, balance training and lifestyle, and improve performance with scientifically validated heart rate variability insights. This app accurately assesses HRV using your phone's camera or compatible devices, offering actionable interpretations for optimizing your training plan.

HRV-based stress quantificationTraining and lifestyle balancePerformance improvement insights
💪 Health & Fitness
(290)
paid