Best Astrofits Apps

206+ iOS apps curated and reviewed

4.6 avg rating
19 free apps
Updated May 2026

AstroFITS is the household name in astrofits, but it's far from the only option. We track 206+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.

Compare top Astrofits Apps (May 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1AstroFITSAstroFITSFree2.0★ (1)NoYesMay 2026
2Keelo - Strength HIIT WorkoutsKeelo - Strength HIIT WorkoutsFree4.8★ (5.9K)NoYesJul 2026
3AstroFit AIAstroFit AIFreeNoYesJul 2026
4JustFit: Lazy Workout & FitJustFit: Lazy Workout & FitFree4.8★ (213K)NoYesJul 2026
58fit Workouts & Meal Planner8fit Workouts & Meal PlannerFree4.7★ (82K)YesYesJul 2026
6Fitbod: Gym & Fitness PlannerFitbod: Gym & Fitness PlannerFree4.8★ (278K)NoYesJul 2026
7HalaraHalaraFree4.8★ (53K)YesNoJul 2026
8Keep Trainer: Gym Workout LogKeep Trainer: Gym Workout LogFree4.8★ (14K)NoJul 2026

Top Picks for Astrofits

AstroFITS#1

AstroFITS by yong chong loh

Auto-Stretch and Transform
Editor's Choice
📷 Photo & Video
2.0(1 ratings)
FreeIn-App Purchases
AstroFITS screenshot 1
AstroFITS screenshot 2
AstroFITS screenshot 3

This app allows users to quickly open and view FITS files on iOS devices using GPU acceleration. It features automatic image stretching and supports various color formats and bit depths, making astronomical image analysis more accessible.

Keelo - Strength HIIT Workouts#2

Keelo - Strength HIIT Workouts by Throwdown Labs, Inc

Functional Fitness Training
Strong Contender
💪 Health & Fitness
4.8😊(5.9K ratings)
FreeIn-App Purchases
Keelo - Strength HIIT Workouts screenshot 1
Keelo - Strength HIIT Workouts screenshot 2
Keelo - Strength HIIT Workouts screenshot 3
Keelo - Strength HIIT Workouts screenshot 4
Keelo - Strength HIIT Workouts screenshot 5
Keelo - Strength HIIT Workouts screenshot 6

This app offers high-intensity functional fitness training combining strength and conditioning. It uses an AI algorithm to personalize your workouts, track progress, and provide instructional videos. Workouts can be done anywhere, with or without equipment.

What We Love

  • 🚀 Efficient workouts
  • 👍 Customizable to equipment
  • 👍 Variety of exercises
  • 👍 Motivating and challenging

Room to Improve

  • 🐛 Buggy and glitchy
  • 🔍 Lack of customer support
  • 💰 Expensive subscription

More Astrofits apps to explore

4
JustFit: Lazy Workout & Fit
JustFit: Lazy Workout & Fit
JustFit: Lazy Workout & Fit
Female Fitness and Exercise
Free

This app offers fun, beginner-friendly workouts, including unique wall Pilates routines, designed for women. Track your progress and get personalized tips to achieve your fitness goals without needing any equipment. Make fitness enjoyable and accessible from anywhere.

Personalized workout plansWall Pilates exercisesBelly and core workouts
💪 Health & Fitness
(213K)
subscription
5
8fit Workouts & Meal Planner
8fit Workouts & Meal Planner
8fit Workouts & Meal Planner
Fitness & nutrition made easy
Free

Get personalized fitness and nutrition plans to achieve your wellness goals. This app offers customized workouts and healthy meal recipes, with guidance on exercise form and ingredient alternatives. It supports various dietary needs and preferences, making healthy living accessible.

Customized workout plansPersonalized meal plansNutrition tips and guides
💪 Health & Fitness
(82K)
free with in-app purchases
6
Fitbod: Gym & Fitness Planner
Fitbod: Gym & Fitness Planner
Fitbod: Gym & Fitness Planner
AI Personal Trainer & Workouts
Free

This app creates personalized AI-driven workout plans to help you build muscle, gain strength, and lose weight. It adapts to your fitness level and available equipment, offering over 1000 exercises with video guides. Track your progress and get support from trainers.

AI-generated customized workout plansAdaptive AI learns from user editsOver 1000 exercises with video guides
💪 Health & Fitness
(278K)
subscription
7
Halara
Halara
Halara
Shop Trendy Active Clothing
Free

Discover trendy activewear and athleisure styles at accessible prices. This brand offers a wide range of clothing, from exercise dresses and leggings to loungewear and sweaters, designed for comfort and style. Enjoy exclusive app deals and discounts on high-quality, inclusive-sized apparel.

Trendy activewear stylesAccessible pricingInclusive sizing
🛍️ Shopping
(53K)
free with in-app purchases
8
Keep Trainer: Gym Workout Log
Keep Trainer: Gym Workout Log
Keep Trainer: Gym Workout Log
by Calorie Tech Ltd.
Free

This app offers a comprehensive fitness coaching experience with a vast library of exercises and expert-designed workout routines. It provides personalized training plans, video guidance, and options for all fitness levels, allowing users to achieve their health and fitness goals at home.

400+ exercises database100+ expert-designed workoutsVideo guidance from trainers
💪 Health & Fitness
(14K)
free with in-app purchases
9
Gymshark: Shop Gym Clothes
Gymshark: Shop Gym Clothes
Gymshark: Shop Gym Clothes
Buy Fitness & Workout Clothing
Free

Shop the latest activewear and gym clothing collections. Get early access to new releases, personalized recommendations, and exclusive content. Enjoy a seamless shopping experience with secure checkout and order tracking.

Early access to exclusive gym clothesPersonalized shopping experienceSeamless and secure checkout
🛍️ Shopping
(168K)
free with in-app purchases
10
Fitness Buddy+ Workout Trainer
Fitness Buddy+ Workout Trainer
Fitness Buddy+ Workout Trainer
#1 Strength Training Tracker
$3.99

Build muscle, gain strength, and lose weight with personalized workout routines. This app offers a comprehensive approach to fitness, including exercise, diet, and habit formation, with over 2400 exercises and custom meal plans.

Personalized workout routinesExtensive exercise database with videosCustomizable fitness programs
💪 Health & Fitness
(12K)
free with in-app purchases
11
Fitplan®: Gym & Home Workouts
Fitplan®: Gym & Home Workouts
Fitplan®: Gym & Home Workouts
#1 Personal Trainer App
Free

Access personalized workout plans from elite trainers, whether you're at home or in the gym. Track your progress, get step-by-step video guidance, and join a supportive community to achieve your fitness goals.

Elite trainer-led workout programsHome and gym workout optionsStep-by-step HD video instruction
💪 Health & Fitness
(11K)
free with in-app purchases
12
Butt Workout: Fitness at Home
Butt Workout: Fitness at Home
Butt Workout: Fitness at Home
Booty Exercise & Weight Loss
Free

This app offers personalized glute-focused workouts designed by certified professionals. It provides effective routines for shaping and toning, trackable progress, and educational content to help you reach your fitness goals anytime, anywhere.

Personalized workout programsGlute-focused exercises (squats, lunges, etc.)Progress tracking and history
💪 Health & Fitness
(62K)
free with in-app purchases
13
Fitness AI Gym Workout Planner
Fitness AI Gym Workout Planner
Fitness AI Gym Workout Planner
Personal Trainer: Muscle Coach
Free

This app uses an advanced algorithm to create personalized workout plans for home or gym. It optimizes sets, reps, and weights to help you build muscle, get toned, or lose weight efficiently. Track your progress and achieve your fitness goals with data-driven routines.

Personalized AI workout plansOptimized sets, reps, and weightsHome and gym workout options
💪 Health & Fitness
(56K)
free with in-app purchases
14
Planet Fitness
Planet Fitness
Planet Fitness
Workouts for everyone
Free

Access a vast library of on-demand workouts, exercise tutorials, and activity tracking, even without a membership. Members enjoy exclusive perks like brand discounts, referral bonuses, and gym crowd insights.

On-demand digital workoutsExercise tutorialsActivity tracking
💪 Health & Fitness
(747K)
free with in-app purchases
15
Bodylura: Fitness & Nutrition
Bodylura: Fitness & Nutrition
Bodylura: Fitness & Nutrition
Strength, Yoga, Pregnancy
Free

This platform offers a comprehensive approach to fitness and wellness, specializing in strength training for women. It provides a variety of workout programs, nutrition guidance with over 300 recipes, and tools to track progress and well-being. Users can access expert-led sessions and community support to achieve their health goals.

Strength training programs for womenYoga and pregnancy-safe workouts300+ healthy recipes
💪 Health & Fitness
(7.7K)
free with in-app purchases
16
Daily Yoga: Yoga for Fitness®
Daily Yoga: Yoga for Fitness®
Daily Yoga: Yoga for Fitness®
Tai Chi & Pilates & Chair Yoga
Free

This app offers a comprehensive yoga and fitness experience for all levels. It provides a wide variety of guided classes, including classic yoga, chair yoga, and Pilates, along with personalized programs and meditation sessions. Users can track their progress and download classes for offline use.

Guided yoga and Pilates classesChair and wall yoga optionsPersonalized custom yoga programs
💪 Health & Fitness
(4.4K)
free with in-app purchases
17
Bodybuilding.com - Fitness App
Bodybuilding.com - Fitness App
Bodybuilding.com - Fitness App
Train, Track, Connect, Shop
Free

This app offers diverse workout options, from guided programs to custom routines, with detailed tracking of health metrics and progress. Connect with a community of users, earn rewards, and shop for supplements directly within the application.

Multiple guided workout stylesCustom workout program builderHealth metric tracking
💪 Health & Fitness
(29K)
free with in-app purchases
18
Life Time Digital
Life Time Digital
Life Time Digital
by Life Time, Inc.
Free

Access a comprehensive suite of fitness, health, and wellness resources without a club membership. Features AI-powered personalized plans, expert-led classes, nutrition guidance, meditation, and event registration.

AI-powered personalized fitness plansOn-demand and live fitness classesExpert nutrition plans and meal guides
💪 Health & Fitness
(177K)
free
19
Burn Boot Camp
Burn Boot Camp
Burn Boot Camp
Fitness, Workouts, Yoga & More
Free

This app offers a comprehensive fitness experience with live-streamed boot camps, on-demand workouts, and nutritional guidance. It focuses on building strength, confidence, and community for women and their families, including features for booking classes and tracking progress.

Live-streamed boot campsOn-demand workout libraryNutritional support
💪 Health & Fitness
(15K)
free with in-app purchases
20
Fitness Verv: Daily Exercise
Fitness Verv: Daily Exercise
Fitness Verv: Daily Exercise
Lazy Workout at Home & Diet
Free

Achieve a healthier lifestyle with personalized fitness, nutrition, sleep, and mindfulness programs. Offers a wide range of at-home workouts, guided meditations, and meal plans. Syncs with Apple Health for comprehensive tracking.

At-home fitness workoutsRunning and walking programsCustomizable meal plans
💪 Health & Fitness
(43K)
free with in-app purchases

FAQ about Astrofits

What are the best astrofits apps for iPhone?
AstroFITS tops our astrofits apps ranking as of May 2026, with a 2.0-star average from 1 App Store ratings, and it's free to download.
Yes — 19 of the top astrofits apps we rank are free to download, including AstroFITS and Keelo - Strength HIIT Workouts.
AstroFITS has no ads and offers in-app purchases, according to its App Store listing as of May 2026.
We track 206+ astrofits apps on the iOS App Store as of May 2026, ranked by rating, recency, and analysis of real user reviews.
AstroFITS is an iOS application designed for quickly opening and viewing FITS files. It utilizes GPU acceleration for fast processing and includes an auto-stretch feature to enhance image visibility.
To use AstroFITS, download your FITS file to your device, tap the image icon, select your file, and the app will automatically stretch it. You can then adjust image levels and curves before saving.