Best apps like Flex3

9+ similar apps compared and reviewed

3.8 avg rating
9 free apps
Updated July 2026

Flex3 is great, but it's not the only option. Explore 9+ similar apps for iPhone and iPad, each reviewed and rated by real users. Find free alternatives, premium upgrades, and hidden gems.

simply. nutrition tips

simply. nutrition tips by simply advisory LLC

that help you get healthy.
💪 Health & Fitness
5.0(17 ratings)
FreeIn-App Purchases
simply. nutrition tips screenshot 1
simply. nutrition tips screenshot 2
simply. nutrition tips screenshot 3
simply. nutrition tips screenshot 4
simply. nutrition tips screenshot 5
simply. nutrition tips screenshot 6

Get daily nutrition tips from certified nutritionists with a subscription to this app, and start your journey to a healthier lifestyle. With features like customizable notifications, saved tips, and a tip tracker, you can easily incorporate healthy habits into your daily life.

Get More Info

Top Alternatives to Flex3

Runner's Log#1

Runner's Log by FikesFarm, LLC

Editor's Choice
💪 Health & Fitness
4.1😊(34 ratings)
Free
Runner's Log screenshot 1
Runner's Log screenshot 2
Runner's Log screenshot 3
Runner's Log screenshot 4

Easily log your running sessions, tracking distance and time. Plan routes with a built-in map, monitor shoe mileage, and view progress with statistics and charts. Sync data across devices and share your runs.

What We Love

  • 👍 Awesome app
  • 👍 Simple and easy to use
  • 👍 Great for tracking progress and mileage
  • 👍 Useful features like shoe mileage tracking

Room to Improve

  • 🐛 Rounding issues with distance display
  • 🐛 Sync issues between devices
  • 🐛 Crashes and compatibility issues with newer iOS versions
Health Tracker Kit#2

Health Tracker Kit by Webron Software LTD

Track your health data
Strong Contender
💪 Health & Fitness
3.0(2 ratings)
FreeIn-App Purchases
Health Tracker Kit screenshot 1
Health Tracker Kit screenshot 2
Health Tracker Kit screenshot 3
Health Tracker Kit screenshot 4
Health Tracker Kit screenshot 5

Consolidate all your health data from various trackers into one convenient app. Analyze daily activity, heart rate, sleep, nutrition, workouts, blood pressure, and body measurements with easy-to-understand reports and visualizations.

Quitum: Overcome lust#3

Quitum: Overcome lust by Andrey Petkevich

Quit forever, become free
Worth Considering
💪 Health & Fitness
4.7(110 ratings)
FreeAdsIn-App Purchases
Quitum: Overcome lust screenshot 1
Quitum: Overcome lust screenshot 2
Quitum: Overcome lust screenshot 3

This app supports users in overcoming lust addiction by tracking clean days, visualizing progress, and identifying temptation patterns. It offers immediate resources during difficult moments to help users break free from addictive cycles.

More apps like Flex3

4
FitGod: Gym Workout Tracker
FitGod: Gym Workout Tracker
FitGod: Gym Workout Tracker
Log Workouts, Track Progress
Free
💪 Health & Fitness
(0)
5
Weekly Meal Planner – Plate
Weekly Meal Planner – Plate
Weekly Meal Planner – Plate
Menu Calendar & Healthy Plan
Free

This app uses AI to create personalized weekly meal plans based on your goals and preferences. It generates smart grocery lists to reduce waste and offers a catalog of healthy recipes. Take control of your eating habits with intelligent meal planning.

AI-powered weekly meal generationPersonalized meal planningSmart grocery list creation
💪 Health & Fitness
(103)
free with in-app purchases
6
Simple Fit: Personal Trainer
Simple Fit: Personal Trainer
Simple Fit: Personal Trainer
Sport workout at home & Gym
Free

Access qualified trainers and a unique exercise base to create personalized workout plans. Achieve your fitness goals with expert guidance and tailored programs.

Qualified trainers and Fit-coachesUnique exercise baseIndividual training plans
💪 Health & Fitness
(1)
ad-supported
7
Home Workout Programs: FitHack
Home Workout Programs: FitHack
Home Workout Programs: FitHack
Fitness Plan: Daily Workouts
Free

Access a variety of home and gym workout routines designed by experts to help you build muscle, lose weight, and get stronger. Features include video guides, timers, and a workout diary to track your progress.

Bodyweight workouts for home and gymExpert-developed routines for all muscle groupsVideo and text exercise guides
💪 Health & Fitness
(19)
free with in-app purchases
8
Fast AI: Intermittent Fasting
Fast AI: Intermittent Fasting
Fast AI: Intermittent Fasting
Diet Timer Weight Loss Tracker
Free

This app helps users achieve weight loss and improve well-being through intermittent fasting. It provides tracking, scheduling, and detailed analytics to guide users through various fasting plans. The app aims to make fasting a natural and effective part of a healthy lifestyle.

Intermittent fasting trackerWeight monitoringFasting and food window notifications
💪 Health & Fitness
(119)
free with in-app purchases
9
Quit Smoking Vaping Smoke Vape
Quit Smoking Vaping Smoke Vape
Quit Smoking Vaping Smoke Vape
Quitting addiction tracker
Free

This app helps you quit smoking and vaping with a progress tracker, financial savings breakdown, and educational articles. It uses potent techniques from leading apps to motivate you towards a smoke-free life. Some advanced features require a subscription.

Per-second progress timerFinancial savings trackerCigarettes avoided counter
💪 Health & Fitness
(13)
freemium