Best Underground Fitness Avl Apps

227+ iOS apps curated and reviewed

4.5 avg rating
20 free apps
Updated May 2026

From beginner-friendly picks to power-user tools, our underground fitness avl list covers 227+ iPhone apps updated through May 2026. Compare ratings, prices, and screenshots in one place.

Top Picks for Underground Fitness Avl

ClassPass: Fitness, Spa, Salon#2

ClassPass: Fitness, Spa, Salon by ClassPass, LLC

Fitness, yoga, boxing, & more
Strong Contender
💪 Health & Fitness
4.8😞(194K ratings)
FreeAds
#28in Health & Fitness
ClassPass: Fitness, Spa, Salon screenshot 1
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ClassPass: Fitness, Spa, Salon screenshot 5
ClassPass: Fitness, Spa, Salon screenshot 6

Discover and book fitness classes, spa treatments, and salon appointments at top local businesses. Explore a wide range of activities, from yoga and boxing to massages and haircuts, all through one convenient app. Customize a plan that fits your wellness routine and enjoy flexible booking options.

What We Love

  • 💪 Variety of classes and studios
  • 🕰️ Flexible scheduling
  • 🌟 Motivates users to exercise regularly
  • 🌍 Ability to use in different cities

Room to Improve

  • 🤖 Poor customer service
  • 💰 Expensive and increasing prices
  • 📆 Strict cancellation policies
Camp Gladiator#3

Camp Gladiator by Camp Gladiator Inc.

Outdoor Group Fitness
Worth Considering
💪 Health & Fitness
4.9😞(12K ratings)
FreeAdsIn-App Purchases
Camp Gladiator screenshot 1
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Participate in award-winning outdoor group fitness classes led by certified personal trainers. Designed for all fitness levels, this app offers fun, challenging workouts to help you achieve your goals with motivation and accountability. New classes start every 5 minutes, ensuring a convenient option for everyone.

What We Love

  • 💪 Great workouts
  • 🤝 Awesome community
  • 🤩 Fun and challenging
  • 🏆 Effective for fitness goals

Room to Improve

  • 🐛 Buggy and unreliable app
  • 🤬 Difficult to cancel membership
  • 📍 Inaccurate location information

More Underground Fitness Avl apps to explore

4
Keelo - Strength HIIT Workouts
Keelo - Strength HIIT Workouts
Keelo - Strength HIIT Workouts
Functional Fitness Training
Free

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.

AI-personalized workoutsStrength and conditioningFull body training
💪 Health & Fitness
(5.9K)
free with in-app purchases
5
Sweatpals: Fitness Near You
Sweatpals: Fitness Near You
Sweatpals: Fitness Near You
Join or Host Classes & Events
Free

Connect with others through fitness and wellness activities. Discover or host local classes, events, and retreats. Build friendships and communities centered around shared movement and active lifestyles.

Discover local fitness classes and eventsHost wellness classes and retreatsManage memberships and sell tickets
💪 Health & Fitness
(3.8K)
free
6
Rumble Boxing - Group Fitness
Rumble Boxing - Group Fitness
Rumble Boxing - Group Fitness
Do you Rumble?
Free

Experience a full-body group fitness class designed for all levels, delivering serious results in a high-energy environment. Track your progress, book classes, and join a loyalty program for rewards.

Personalized home screenClass booking and waitlistsWorkout progress tracking
💪 Health & Fitness
(5K)
free with in-app purchases
7
Onelife Fitness
Onelife Fitness
Onelife Fitness
by MotionVibe Innovations LLC
Free

Access fitness class schedules, club hours, and important information directly from your mobile device. Book fitness classes online at select locations for added convenience.

Fitness class schedulesClub hoursOn-the-go information access
💪 Health & Fitness
(212)
free
8
EvolveYou: Strength For Women
EvolveYou: Strength For Women
EvolveYou: Strength For Women
Gym & Home Strength Training
Free

This app offers structured strength training and wellbeing programs for women, with options for gym or home workouts. It provides nutrition support, progress tracking, and expert guidance to build confidence and achieve lasting results. Users can choose from various training styles and access a supportive community.

Structured strength training programsHome and gym workout optionsNutrition support and meal planning
💪 Health & Fitness
(20K)
free with in-app purchases
9
FitGrid: Fitness Class App
FitGrid: Fitness Class App
FitGrid: Fitness Class App
Stream Yoga Pilates HIIT Spin
Free

Discover and stream virtual or in-studio fitness classes with friends. This app uses AI to recommend workouts and allows you to connect with instructors and classmates. Track your progress, set goals, and earn rewards for attending classes.

AI-powered class recommendationsStream virtual and in-studio classesConnect with friends and instructors
💪 Health & Fitness
(118)
free
10
Oktopus Fitness Club
Oktopus Fitness Club
Oktopus Fitness Club
Oktopus Fitness Club
Free

Easily book fitness classes and stay informed about the latest deals and promotions. Access a wide range of classes and manage your schedule conveniently.

Unlimited class bookingStay updated on offersManage class schedule
💪 Health & Fitness
(951)
free
11
Fitify: Home Workout, AI Coach
Fitify: Home Workout, AI Coach
Fitify: Home Workout, AI Coach
Bodyweight exercises & Fitness
Free

Achieve your fitness goals at home with personalized workout plans and over 900 exercises. Track your progress with a body fat scanner and enjoy routines that require no equipment or utilize various fitness tools. Work out anytime, anywhere with voice coaching and HD video demonstrations.

Personalized fitness plansOver 900 exercises (bodyweight & tools)Body fat and muscle mass tracking
💪 Health & Fitness
(11K)
freemium
12
barre3: Studio Fitness Class
barre3: Studio Fitness Class
barre3: Studio Fitness Class
by B3 Studios LLC
Free

Book local strength and low-impact fitness classes designed for all levels. Experience energizing workouts that build strength, stability, and confidence. Features include studio booking, schedule management, and childcare reservations.

Book local fitness classesManage workout schedulePurchase memberships and packages
💪 Health & Fitness
(7.4K)
subscription
13
Nike Training Club
Nike Training Club
Nike Training Club
Training and Workouts
Free

Access expert-led workout programs and coaching for strength, conditioning, yoga, and mindfulness. Train at the gym or at home with guidance for all fitness levels. Track your progress and achieve your fitness goals.

Expert-led workout programmingGym and home workoutsStrength, conditioning, yoga, pilates
💪 Health & Fitness
(277K)
free
14
Boostcamp: Workout Programs
Boostcamp: Workout Programs
Boostcamp: Workout Programs
Active Tracker & Planner App
Free

This app offers a vast library of structured strength training and muscle-building programs, including popular routines like nSuns and Reddit PPL. It provides tools for tracking workouts, monitoring progress, and even building custom plans. The app is designed to eliminate guesswork and provide proven methods for achieving fitness goals.

130+ expert-designed programs10,000+ community-shared routinesFull workout logging with RPE/1RM
💪 Health & Fitness
(9.3K)
free with in-app purchases
15
FitGroup USA - Fitness Classes
FitGroup USA - Fitness Classes
FitGroup USA - Fitness Classes
Instruct Fitness Classes
Free

This app connects fitness instructors with local class opportunities. Discover classes matching your expertise, receive real-time notifications for new openings, and track your instructional performance. Manage your profile and find ways to inspire and earn.

Discover fitness classes nearbyReal-time notifications for new classesDetailed class information
💪 Health & Fitness
(482)
free
16
Fitonomy: Home and Gym Coach
Fitonomy: Home and Gym Coach
Fitonomy: Home and Gym Coach
Perte de Poids Pour Femme
Free

This app provides personalized fitness plans and meal guidance for home or gym workouts. It offers customized exercises, monthly challenges, and progress tracking to help users build muscle, tone their body, and improve overall health. It also includes pain relief exercises and a supportive community.

Personalized workout plansCustomized meal plansMonthly fitness challenges
💪 Health & Fitness
(119)
free with in-app purchases
17
MTNTOUGH Fitness & Resilience
MTNTOUGH Fitness & Resilience
MTNTOUGH Fitness & Resilience
Hunting / Tactical Training
Free

This app provides functional fitness and resilience training designed for athletes and hunters. It offers daily workouts, mental toughness programs, and expert coaching to build physical and mental strength for demanding activities and everyday life.

Functional fitness workoutsMental toughness trainingDaily workout programs
💪 Health & Fitness
(3.3K)
subscription
18
Traverse Fitness
Traverse Fitness
Traverse Fitness
Denver Fitness Elevated
Free

This app is your gateway to a Denver-based fitness studio offering group HIIT and Altitude Studio training. Book classes, manage your account, and discover premium recovery amenities and social events.

Book classesView class schedulesManage account
💪 Health & Fitness
(250)
ad-supported
19
The Underground PHX
The Underground PHX
The Underground PHX
by Modern Yoga LLC
Free

Book fitness classes, discover instructors, and explore playlists. This app allows you to reserve your spot, check in, and even pre-order studio add-ons directly from your phone.

Book classesCheck-in for classPre-order add-ons
💪 Health & Fitness
(73)
ad-supported
20
Fitness On Demand™
Fitness On Demand™
Fitness On Demand™
Fitness videos from top brands
Free

Access a vast library of fitness and wellness content, including workouts, mindfulness exercises, and nutrition podcasts. Stream content from your club, workplace, or home, and track your progress with personalized recommendations and community challenges.

1,000+ world-class workoutsCore, HIIT, cardio, and specialty classesPersonalized coaching and recommendations
💪 Health & Fitness
(8)
free