Best Flex Fitness Workout Apps

218+ iOS apps curated and reviewed

4.3 avg rating
20 free apps
Updated May 2026

The best flex fitness workout apps on iPhone average 4.3β˜… across 218+ titles β€” we've ranked them by what real users actually keep on their phones. Updated May 2026.

Top Picks for Flex Fitness Workout

Flex AI Workout Trainer & Log#1

Flex AI Workout Trainer & Log by Flex Artificial Intelligence Inc.

Fitness Tracker & Gym Planner
Editor's Choice
πŸ’ͺ Health & Fitness
4.7😊(2.4K ratings)
FreeIn-App Purchases
Flex AI Workout Trainer & Log screenshot 1
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Flex AI Workout Trainer & Log screenshot 3
Flex AI Workout Trainer & Log screenshot 4
Flex AI Workout Trainer & Log screenshot 5
Flex AI Workout Trainer & Log screenshot 6

Get fit and strong with personalized gym workouts tailored to your goals. Achieve your fitness objectives with detailed exercise plans and progress tracking. Start your journey to a healthier you today!

What We Love

  • πŸš€ Detailed workout tracking
  • πŸ‘ Customizable workouts
  • πŸ”’ Comprehensive exercise library
  • πŸ’‘ Helpful progress tracking

Room to Improve

  • πŸ› Glitches and bugs
  • πŸ’° Expensive premium subscription
  • πŸ”’ Limited functionality without premium
Flex Fitness#3

Flex Fitness by AJWAN INTERNATIONAL CO. WLL

Fitness and Health
Worth Considering
πŸ’ͺ Health & Fitness
1.0(1 ratings)
Free
Flex Fitness screenshot 1
Flex Fitness screenshot 2
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This fitness application provides a unique environment where users can build a lasting, active lifestyle, promoting a way of life that emphasizes health and wellness. Join and experience high-quality fitness at an affordable cost to enhance your life and be part of a healthier world.

More Flex Fitness Workout apps to explore

4
Macrofit Fitness
Macrofit Fitness
Macrofit Fitness
The Fitness App
Free

Welcome to the ultimate fitness app offering a diverse range of workout programs led by professional athletes and trainers from various sports. Access programs for resistance training, weight-loss, meditation, and more, along with nutrition options. Track your progress, compete, and customize your workouts with our AI coach. Explore more at http://www.macrofit.co.

πŸ’ͺ Health & Fitness
(5.8K)
5
Texas Flex Fitness
Texas Flex Fitness
Texas Flex Fitness
by Texas Flex Fitness LLC
Free
πŸ’ͺ Health & Fitness
(3)
6
Flex Fitness Woodland
Flex Fitness Woodland
Flex Fitness Woodland
by flex fitness woodland LLC
Free
πŸ’ͺ Health & Fitness
(2)
7
Texas Flex
Texas Flex
Texas Flex
Texas Flex Fitness Members
Free
πŸ’ͺ Health & Fitness
(0)
8
Flex Fitness Members
Flex Fitness Members
Flex Fitness Members
by Flex Fitness New Zealand Ltd.
Free
πŸ’ͺ Health & Fitness
(0)
9
Fitify: Home Workout, AI Coach
Fitify: Home Workout, AI Coach
Fitify: Home Workout, AI Coach
Bodyweight exercises & Fitness
Free

Fitify: a comprehensive fitness app that offers personalized workout plans, training routines, and tracking tools to help you achieve your fitness goals. Get started on your fitness journey today!

πŸ’ͺ Health & Fitness
(11K)
10
Flexer App
Flexer App
Flexer App
Amazon Flex Block Grabber
Free

Quickly secure Amazon Flex offers without manual effort using this app tailored for Amazon Flex Drivers. Automate the process and grab offers easily within minutes. Get started now!

πŸ“Š Productivity
(2.5K)
11
Flex Fitness Clubs
Flex Fitness Clubs
Flex Fitness Clubs
by Flex Fitness Club Inc.
Free

This fitness app helps you track workouts, meals, and progress towards your goals with the guidance of a personal trainer. It allows you to access training plans, monitor nutrition, set goals, and stay connected with your coach, all in one place, start achieving your fitness goals today!

πŸ’ͺ Health & Fitness
(0)
12
Ab Workouts MMA+ FREE Core Strength Abdominal Flex
Ab Workouts MMA+ FREE Core Strength Abdominal Flex
Ab Workouts MMA+ FREE Core Strength Abdominal Flex
by App And Away Studios LLP
Free

Train like an MMA pro fighter with this app that combines core strength training with mixed martial arts ground fighting techniques. Developed by Brazilian Jiu Jitsu expert Prof. Robert LeRuyet, the app offers 24 distinct exercises, personalized coaching, and progressive workouts to help you achieve rock-solid abs and enhance your fighting skills. Get the ultimate personal trainer for MMA ground fighting and core strength training - download now!

πŸ’ͺ Health & Fitness
(9)
13
Flex Fitness Jungle Gym
Flex Fitness Jungle Gym
Flex Fitness Jungle Gym
by PushPress, Inc.
Free
πŸ’ͺ Health & Fitness
(0)
14
FLEX Health & Fitness
FLEX Health & Fitness
FLEX Health & Fitness
by Future Flex LLC
Free
πŸ’ͺ Health & Fitness
(0)
15
UltraFlex Fitness
UltraFlex Fitness
UltraFlex Fitness
by The Nivek Corp
Free

This fitness app helps you track workouts, meals, and progress towards your goals with the guidance of a personal trainer. It allows you to access training plans, manage nutrition, set goals, and stay connected with your coach, all in one place, start achieving your fitness goals today!

πŸ’ͺ Health & Fitness
(2)
16
Workout Planner MuscleFit
Workout Planner MuscleFit
Workout Planner MuscleFit
Chair Workout For Men
Free

Get personalized workout plans tailored to your fitness goals with MuscleFit. From chair workouts to strength training, achieve your fitness dreams with ease. Start your journey to a healthier you today.

πŸ’ͺ Health & Fitness
(5.8K)
17
Yoga for Weight Loss & more
Yoga for Weight Loss & more
Yoga for Weight Loss & more
Yoga Workout Classes for Home
Free

Discover a transformative wellness experience with a cutting-edge app designed to guide you through personalized yoga routines tailored for weight loss. Elevate your fitness journey with expert instruction, goal tracking, and progress monitoring. Start your path to a healthier lifestyle today.

πŸ’ͺ Health & Fitness
(3.6K)
18
BAU5 Strength Workout Trainer
BAU5 Strength Workout Trainer
BAU5 Strength Workout Trainer
Personal Fitness Coach For Men
Free

Discover a user-friendly application that assists in organizing daily tasks, setting reminders, and prioritizing activities efficiently. Stay on top of your schedule with ease - try it now!

πŸ’ͺ Health & Fitness
(576)
19
HASfit: Home Workout Programs
HASfit: Home Workout Programs
HASfit: Home Workout Programs
Strength Training, Weight Loss
Free

Get personalized home workout routines and exercise plans for all fitness levels with a top-rated fitness app. Access over 1,000 on-demand workout videos, customize your workouts, and track your progress easily. Start your fitness journey today!

πŸ’ͺ Health & Fitness
(6.5K)
20
Flex Fitness Club 24/7 Gym
Flex Fitness Club 24/7 Gym
Flex Fitness Club 24/7 Gym
by Treshna Enterprises
Free
πŸ’ͺ Health & Fitness
(0)