Best Simple Fitness AI Apps

246+ iOS apps curated and reviewed

4.7 avg rating
20 free apps
Updated June 2026

If you already know Simple, this is the deeper bench. 246+ simple fitness ai apps for iPhone, all reviewed and ranked by user rating, recency, and download trend as of June 2026.

Top Picks for Simple Fitness AI

Simple: AI Weight Loss Coach#1

Simple: AI Weight Loss Coach by AM APPS LTD

Build a Healthy Body for Life
Editor's Choice
💪 Health & Fitness
4.7😊(378K ratings)
FreeAdsIn-App Purchases
#77in Health & Fitness
Simple: AI Weight Loss Coach screenshot 1
Simple: AI Weight Loss Coach screenshot 2
Simple: AI Weight Loss Coach screenshot 3
Simple: AI Weight Loss Coach screenshot 4
Simple: AI Weight Loss Coach screenshot 5
Simple: AI Weight Loss Coach screenshot 6

Get personalized nutrition and exercise plans, track your progress, and receive coaching support with this weight loss application. Achieve your health goals easily with tailored guidance and motivation. Start your journey to a healthier you today!

What We Love

  • 🚀 Engaging app
  • 👍 Helpful tools
  • 👍 Supportive IF app
  • 👍 Keeps user accountable

Room to Improve

  • 🐛 Difficulty navigating and logging food/fasting
  • 🐛 Inaccurate food analysis and tracking
  • 🐛 Glitchy and unreliable
Workout Trainer AI#2

Workout Trainer AI by Skimble

Personalized fitness coaching
Strong Contender
💪 Health & Fitness
4.7😊(7.6K ratings)
FreeAdsIn-App Purchases
Workout Trainer AI screenshot 1
Workout Trainer AI screenshot 2
Workout Trainer AI screenshot 3
Workout Trainer AI screenshot 4
Workout Trainer AI screenshot 5
Workout Trainer AI screenshot 6

Get personalized coaching with an AI trainer through a variety of workout videos led by expert coaches in the Workout Trainer app. From beginner to advanced levels, this app offers tailored fitness programs, guided instructions, and optional PRO membership for advanced features. Start your journey towards a healthier lifestyle today!

What We Love

  • 🚀 Wide range of workouts
  • 👍 Variety of exercises
  • 👍 Customizable workouts
  • 👍 Motivating voice guidance

Room to Improve

  • 🐛 Syncing issues with Apple Watch
  • 🐛 Subscription issues and lack of customer support
  • 🔒 Privacy concerns with required account creation
Flex AI Workout Trainer & Log#3

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

Fitness Tracker & Gym Planner
Worth Considering
💪 Health & Fitness
4.7😊(2.4K ratings)
FreeIn-App Purchases
Flex AI Workout Trainer & Log screenshot 1
Flex AI Workout Trainer & Log screenshot 2
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

  • 🚀 Detailed workout tracking
  • 👍 Customizable workouts
  • 🔒 Comprehensive exercise library
  • 💡 Helpful progress tracking

Room to Improve

  • 🐛 Glitches and bugs
  • 💰 Expensive premium subscription
  • 🔒 Limited functionality without premium

More Simple Fitness AI apps to explore

4
MyFitnessPal: Calorie Counter
MyFitnessPal: Calorie Counter
MyFitnessPal: Calorie Counter
Food, Fitness & Weight Tracker
Free

Track your daily food intake, exercise, and weight goals with a user-friendly calorie counting app. Stay on top of your macros and diet while monitoring your progress towards a healthier lifestyle. Start your wellness journey today!

💪 Health & Fitness
(2.3M)
5
Home Workouts & Fitness | Luvu
Home Workouts & Fitness | Luvu
Home Workouts & Fitness | Luvu
Fitness, Yoga, Stretching
Free

Get fit with a quirky, emotional fitness companion that tracks your exercises, provides real-time feedback, and turns your at-home workouts into a fun game. With customizable workouts, personalized progression, and emotional accountability, this app helps you build consistency and achieve your fitness goals.

💪 Health & Fitness
(11K)
6
Oomph: AI Nutrition & Workouts
Oomph: AI Nutrition & Workouts
Oomph: AI Nutrition & Workouts
Easy Calorie & Fitness Tracker
Free

Transform your home with Oomph - an all-in-one home improvement app. From interior design ideas to DIY projects, Oomph has everything you need to elevate your living space. Download now and give your home the makeover it deserves!

💪 Health & Fitness
(929)
7
BodBot AI Workout Planner
BodBot AI Workout Planner
BodBot AI Workout Planner
Gym and Home Workout Planner
Free

Get personalized AI workout plans tailored to your goals, equipment, and schedule with this gym and home workout planner. Whether you're a beginner or advanced, reach your fitness goals with step-by-step guidance, adaptive workouts, and comprehensive exercise programs. Your fitness journey starts here - train anywhere, anytime, and get the results you want with BodBot AI Personal Trainer.

💪 Health & Fitness
(2.8K)
8
Freeletics: Workouts & Fitness
Freeletics: Workouts & Fitness
Freeletics: Workouts & Fitness
Home & Gym AI Coach, Planner
Free

Get fit and stay healthy with personalized workout plans tailored to your fitness goals. Achieve your fitness dreams with Freeletics - start training now!

💪 Health & Fitness
(22K)
9
AI Fitness Trainer: Adapt
AI Fitness Trainer: Adapt
AI Fitness Trainer: Adapt
Gym Workout Planner & Tracker
Free

Discover a personalized fitness app that offers tailored workout plans, nutrition guidance, and progress tracking. Achieve your fitness goals with ease and efficiency – start your journey to a stronger, healthier you today!

💪 Health & Fitness
(322)
10
Motra AI Workout Fitness Coach
Motra AI Workout Fitness Coach
Motra AI Workout Fitness Coach
Watch Gym Strength Training
Free

Train Fitness Workout Tracker is the ultimate gym companion for Apple Watch users, offering automatic exercise detection, rep counting, and performance monitoring. Simply start your workout and let the app track over 130 exercise types for you. Focus on your fitness journey, not on manual logging. Apple Watch 4 or newer required.

💪 Health & Fitness
(3K)
11
Fitness App (ABC Trainerize)
Fitness App (ABC Trainerize)
Fitness App (ABC Trainerize)
by TSR Gym Technik Ltd.
Free

Get in shape with our cutting-edge fitness app! Track your workouts, set goals, access personalized training programs, and stay motivated on your fitness journey. Download now and start achieving your fitness goals today!

💪 Health & Fitness
(63K)
12
uFit AI: Gym & Fitness Planner
uFit AI: Gym & Fitness Planner
uFit AI: Gym & Fitness Planner
AI Personal Trainer & Workouts
Free

This fitness application helps you understand your body and reach your goals with personalized guidance, providing a custom workout plan and tracking progress. Take a photo to get instant health insights and start training with confidence to lose weight, build muscle, or stay healthy.

💪 Health & Fitness
(1.9K)
13
Athlytic: AI Fitness Coach
Athlytic: AI Fitness Coach
Athlytic: AI Fitness Coach
HRV Based Training & Recovery
Free

Get personalized fitness training with Athlytic, an AI-powered coach that uses Heart Rate Variability (HRV) to tailor workouts to your body's needs. Maximize your potential and achieve your fitness goals with Athlytic today!

💪 Health & Fitness
(10K)
14
Planfit AI Gym Workout Planner
Planfit AI Gym Workout Planner
Planfit AI Gym Workout Planner
Workout Tracker Fitness Plans
Free

Planfit is a user-friendly workout planner app that helps you create and track your fitness routines, set goals, and stay motivated. Achieve your fitness goals easily with Planfit - start planning your workouts today!

💪 Health & Fitness
(7K)
15
Setgraph: Workout Log
Setgraph: Workout Log
Setgraph: Workout Log
Weight Lifting Strength Log
Free

Track your workouts effortlessly with Setgraph, offering fast and simple logging, powerful organization features, customization options, advanced exercise analytics, motivation tools, and Apple Watch health integration. Boost your fitness journey today!

💪 Health & Fitness
(28)
16
SunnyFit - For Home Fitness
SunnyFit - For Home Fitness
SunnyFit - For Home Fitness
Fun Workout Courses & Programs
Free

Get fit at home with engaging workout courses tailored to your fitness level and preferences. Transform your living room into a personal gym and start your fitness journey today!

💪 Health & Fitness
(2.3K)
17
Fitness Planner Gym・Workout AI
Fitness Planner Gym・Workout AI
Fitness Planner Gym・Workout AI
Fit Tracker・AI Weight Log Home
Free

A personalized fitness application that utilizes AI to create tailored workout plans and track progress. Achieve your fitness goals efficiently with customized exercise routines and performance monitoring. Sign up now to experience the future of fitness training!

💪 Health & Fitness
(1.7K)
18
Aaptiv: #1 Audio Fitness App
Aaptiv: #1 Audio Fitness App
Aaptiv: #1 Audio Fitness App
Personal Training for Everyone
Free

A personalized fitness app with a wide variety of audio workouts led by expert trainers, ranging from running and strength training to yoga and meditation. Tailored to individual preferences and fitness levels, it offers motivation and guidance for users to achieve their health goals. Try it now to transform your workout experience.

💪 Health & Fitness
(90)
19
Fitnexa: AI Wellness Companion
Fitnexa: AI Wellness Companion
Fitnexa: AI Wellness Companion
AI Agent & Personalized Health
Free

Track and monitor your nutrition effortlessly with an AI-powered calorie tracker. Scan food to get instant calorie, macro, and nutrient information, with personalized insights to reach your health goals. Start optimizing your diet today for weight loss, muscle gain, and overall health.

💪 Health & Fitness
(1.9K)
20
Bital: Fitness Companion
Bital: Fitness Companion
Bital: Fitness Companion
AI Personal Trainer & Fitness
Free
💪 Health & Fitness
(24)