Best Cortex Flex Performance Apps

209+ iOS apps curated and reviewed

4.3 avg rating
19 free apps
Updated June 2026

From beginner-friendly picks to power-user tools, our cortex flex performance list covers 209+ iPhone apps updated through June 2026. Compare ratings, prices, and screenshots in one place.

Top Picks for Cortex Flex Performance

Cortex Flex Performance#1

Cortex Flex Performance by Cortex Flex inc

Editor's Choice
📚 Education
5.0(9 ratings)
FreeIn-App Purchases
Cortex Flex Performance screenshot 1
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Cortex Flex Performance screenshot 6

Get sharp, stay ahead, and dominate your game with our brain training platform that delivers high-impact routines to boost focus, speed, and mental toughness. Unlock expert-driven workouts, tools, and insights to take your performance to the next level.

Muscle Booster Workout Tracker#2

Muscle Booster Workout Tracker by WELLTECH APPS LIMITED

Calisthenics, Chair, Gym Plans
Strong Contender
💪 Health & Fitness
4.6😐(134K ratings)
FreeAdsIn-App Purchases
#53in Health & Fitness
Muscle Booster Workout Tracker screenshot 1
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Muscle Booster Workout Tracker screenshot 5
Muscle Booster Workout Tracker screenshot 6

Plan and track your fitness journey with personalized workout routines and nutrition plans tailored to your goals. Stay motivated and achieve your desired results with our comprehensive exercise library and progress tracking features. Download now and start building your dream physique!

What We Love

  • 🚀 Great workouts
  • 👍 Easy to follow
  • 👍 Variety of exercises
  • 🚀 Customizable plans

Room to Improve

  • 🐛 Buggy app performance
  • 🔒 Lack of free trial
  • 💰 Expensive subscription
Bend: Stretching & Flexibility#3

Bend: Stretching & Flexibility by Bowery Digital LLC

Yoga, Stretch, Pilates Workout
Worth Considering
💪 Health & Fitness
4.8😐(170K ratings)
FreeIn-App Purchases
#39in Health & Fitness
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Bend: Stretching & Flexibility screenshot 5
Bend: Stretching & Flexibility screenshot 6

Stretching is a cutting-edge fitness app designed to help users improve flexibility and reduce muscle stiffness. With personalized stretching routines, progress tracking, and interactive tutorials, achieve your fitness goals effortlessly. Start your journey to better health today!

What We Love

  • 👍 Simple and easy to use
  • 👍 Variety of stretching routines
  • 👍 Customizable routines
  • 👍 Helpful for improving flexibility and mobility

Room to Improve

  • 🐛 App crashes and bugs
  • 🔒 Everything locked behind paywall
  • 🔒 No free trial to test full functionality

More Cortex Flex Performance apps to explore

4
Sway Medical
Sway Medical
Sway Medical
Balance & Cognitive Assessment
Free

Sway Medical is a mobile application that utilizes device sensors to objectively assess balance and motion for potential brain injuries. With user-friendly features, it provides valuable data for healthcare professionals to make informed decisions. Try Sway Medical to track your balance health today.

🏥 Medical
(202)
5
AppFusion - 6 in 1!
AppFusion - 6 in 1!
AppFusion - 6 in 1!
Six classic time wasters!
Free

Experience six classic entertainment apps in one with AppFusion - 6 in 1! Enjoy activities like simulating lightning, steamy window effects, bubble popping, stun gun simulation, splat painting for wallpapers, and playing with fire safely. Download now for endless fun and customizable options!

🎬 Entertainment
(751)
6
VBOX Sport Performance Test
VBOX Sport Performance Test
VBOX Sport Performance Test
by Racelogic
Free

This companion app uses a high-accuracy GPS receiver to measure a vehicle's performance, providing accurate acceleration, deceleration, and top speed data. With it, you can quickly measure your vehicle's 0-60 acceleration time, 1/4 mile time, and braking performance, and explore its capabilities in demo mode or with a connected device.

⚽ Sports
(124)
7
pliability: Stretch & Mobility
pliability: Stretch & Mobility
pliability: Stretch & Mobility
flexibility, workout recovery
Free

Improve your mobility, flexibility, and recovery with daily video stretching routines and personalized flexibility programs on this app trusted by athletes worldwide. Enhance your performance and prevent injuries in various sports and activities, from CrossFit to yoga. Start pliability now and experience the benefits for yourself!

💪 Health & Fitness
(9.6K)
8
Liftoff - Ranked Gym Workouts
Liftoff - Ranked Gym Workouts
Liftoff - Ranked Gym Workouts
Strength Training Planner
Free

A gamified social workout tracker with community engagement, global leaderboards, comprehensive tracking, progress visualization, daily deals, and customization options for all fitness levels. Join GymBros today to connect, compete, and transform your fitness journey.

💪 Health & Fitness
(81K)
9
JAWKU
JAWKU
JAWKU
by Brian Frohlich
Free

Track your speed, agility, and reaction time with precision using a cutting-edge sensor and app. Measure, train, and track your performance easily to unleash your potential as an athlete. Start now and reach new levels of performance!

⚽ Sports
(244)
10
LeagueApps Play
LeagueApps Play
LeagueApps Play
by Sportsvite LLC
Free

LeagueApps Play is a free team management and communications app for players, parents, coaches, and administrators. It allows users to view schedules, RSVP to events, communicate, manage games and events, track attendance, and stay updated with real-time notifications. For a better sports experience, LeagueApps Play syncs schedules, rosters, and tournament brackets directly from the LeagueApps platform, eliminating the need for extra data entry. Discover more at www.leagueapps.com.

⚽ Sports
(152)
11
FITIV Workout & Health Tracker
FITIV Workout & Health Tracker
FITIV Workout & Health Tracker
HRV, Sleep & Heart Rate Zones
Free

Get the ultimate fitness companion for unlocking your workout potential with comprehensive heart rate monitoring and personalized fitness data integration. Track progress, set goals, and enjoy live workout streaming with this all-in-one app. Crush your fitness targets and elevate your performance with guided workout planning, live coaching, and detailed exercise analysis. Start your fitness journey today!

💪 Health & Fitness
(13K)
12
MyRacePass
MyRacePass
MyRacePass
The Ultimate Racing Resource
Free

Get real-time access to race track lineups, results, and events with the ultimate racing resource. Follow your favorite tracks, join Fantasy Racing, and stay on top of all the racing action. Subscribe for basic, pro, or all-access features across all devices for enhanced racing experience. Visit the website for more details.

⚽ Sports
(322)
13
TeamBuildr Training
TeamBuildr Training
TeamBuildr Training
by TeamBuildr LLC
Free

TeamBuildr Training is a comprehensive app for coaches, trainers, athletes, and clients to access structured strength and conditioning programs, track progress, communicate, and more in one platform. Coaches can preview sessions, track stats, communicate with athletes, and post updates, while athletes receive personalized training, record form, message others, and track their exercise history for optimal performance.

💪 Health & Fitness
(249)
14
FLEX Stronger
FLEX Stronger
FLEX Stronger
Velocity-based Training (VBT)
Free

Revolutionize your weight training with a cutting-edge app that provides real-time feedback and data tracking, helping you optimize your performance and reach your goals. Sync with a wireless sensor to track key metrics, set targets, and access automated workouts, group training, and video analysis to take your training to the next level.

💪 Health & Fitness
(7)
15
My Select PT
My Select PT
My Select PT
by Select Medical Corporation
Free

Enhance your rehab therapy routine with the My Select PT app. Access high-definition exercise videos, track your progress, and communicate with your therapist easily. Simplify your home exercise plan and stay on track effortlessly.

💪 Health & Fitness
(3.2K)
16
MYLAPS Speedhive
MYLAPS Speedhive
MYLAPS Speedhive
by MYLAPS B.V
Free

Access live timing and official race results worldwide with the MYLAPS Speedhive app. Follow races, compare lap times, analyze results, and manage your MYLAPS account effortlessly. Stay updated on your favorite motorized sports events and improve your racing experience.

⚽ Sports
(1.2K)
17
Boostcamp: Workout Programs
Boostcamp: Workout Programs
Boostcamp: Workout Programs
Active Tracker & Planner App
Free

Track your lifting programs, discover new workouts, and plan your gym sessions effectively with Boostcamp. Achieve your fitness goals with personalized workout plans and progress tracking. Start your fitness journey today!

💪 Health & Fitness
(9.2K)
18
Hondata
Hondata
Hondata
Official Hondata app
$6.99

Track and troubleshoot your car's performance in real-time, monitor fuel economy, and access onboard diagnostics with customizable gauges and graphs using the Hondata app. Transform your device into a comprehensive car performance tool including features for speed alerts, coolant temperature warnings, and HUD mode for night driving. Explore addons for specialized features like race track data, fuel economy tracking, dashcam recording, and sensor logging. For more information, visit hondata.com or contact mobile@hondata.com for support.

🔧 Utilities
(1.5K)
19
Applause Talent
Applause Talent
Applause Talent
by Applause Talent Presentation Inc
Free

This innovative app simplifies and enhances the competition experience by providing users with easy access to schedules, facility maps, results, and exclusive content. Download the free app now and enjoy a direct connection to cutting-edge technology at your fingertips!

🎬 Entertainment
(247)
20
Geekbench 6
Geekbench 6
Geekbench 6
CPU and GPU test for iPhone
Free

Test the performance of your iPhone or iPad with Geekbench 6, a trusted CPU and GPU benchmarking app. Compare your device's speed with others on the market and share your results with ease.

🔧 Utilities
(237)