Comparison

MOSSA On Demand vs FitBODY with Kat

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

MOSSA On Demand

Access a wide variety of on-demand fitness and movement health workouts designed for all levels. Enjoy professionally crafted routines with motivating music and expert coaches, whether you're a beginner or an experienced athlete. Improve your resilience and feel better in your body with flexible workout durations and recovery sessions.

Highlights
  • Variety of workout styles
  • Movement Health focus
  • Motivating music and coaches
  • Flexible workout durations
  • Recovery and work-in sessions
  • Personalized workout calendar
Features
Read full description

MOSSA On Demand delivers the industry’s most professional and enjoyable ways to exercise and move – with anytime access to at-home workouts and recoveries that fit anyone. Available at health clubs and YMCAs around the world, now available on demand! With MOSSA workouts and recoveries, you’ll become a better mover, be more resilient, and feel better in your body. Whether you’re new to exercise looking for where to get started with fitness, or you’re an experienced athlete needing to push your performance, MOSSA delivers home workouts people love, music to keep you motivated, and results to keep you coming back. Your trial and subscription includes these popular and effective workouts: • 3D30 – HIIT-style workout using Loaded Movement Training and the ViPR Pro • ACTIVE – Cardio, strength, mobility, and core workout with dumbbells and a step • ATHLETE30 – High intensity 30-minute athletic training • BLAST – Athletic cardio and agility workout using a step • CENTERGY – Yoga and Pilates-based mind-body strength and mobility workout • CORE – Athletic core workout for athletes and new movers • FIGHT – MMA-inspired, full-body, stress-relieving workout • GROOVE – Cardio dance fitness workout you can do anywhere • MOVE30 – Movement Health program focused on functional movements for real life • POWER – Muscle and movement strength training workout using a barbell • RIDE – 60-minute cardio cycling workout on a stationary bike • R30 – 30-minute cardio cycling workout on a stationary bike Many MOSSA workouts require no equipment at all, meaning you can get started exercising right away. Why MOSSA? Here’s what makes our workouts standout in a crowded industry, and what makes MOSSA On Demand the best value in streaming workouts. • Moving millions. Our professionally developed and tested programs keep people motivated and moving in health clubs and YMCAs. • Movement Health focus. MOSSA programs will help you improve your fitness and your Movement Health, which is your ability to live and move well in real life. • Moving music. Each workout playlist is custom engineered to help you enjoy exercise and feel motivated to return to exercise, again and again. • Motivating coaches. Our instructors – the best coaches in fitness – lead every workout with enthusiasm and energy and options to keep you inspired and feeling successful. • Metrics. Our workouts undergo the industry’s most comprehensive field-testing process to ensure every experience is effective and fun! Your subscription includes: • Immediate access to hundreds of workouts and recoveries, or work-ins • Duration options – 10 minutues, 30 minutes, and 60-minutes for most workouts • Recoveries – work-ins – including De-Desk® Your Body, Move & Mobilize, and NIMBL Percussion Therapy • A personalized workout calendar • A Fitness Tracker app on Apple Watch • A community of movers connected on social media • Fitness challenges and giveaways • World premiere Sneak Preview workouts • Workouts you can download and save, no WiFi required • Workout and wellness education MOSSA includes Apple Watch - You can track your workouts and meet your fitness goals. - Monitor Stats during Workouts: View heart rate/calories burned on your watch & video player. - HEALTH App: Apple Watch integrates with Apple's Health app (Healthkit) to track workouts, duration, calories burned, heart rate, and active energy. You choose the data you want stored, and you can change it anytime in the Health app. - FITNESS App: Apple Watch integrates with Apple's Fitness App, and workouts contribute to your daily goals. View stats, share your activity, and get those Activity Rings! For more information view our: • Terms of Service: https://www.mossaondemand.net/pages/terms • Privacy Policy: http://www.mossaondemand.net/pages/privacy

About

FitBODY with Kat

Achieve your health and fitness goals with guided workouts and a healthy eating guide. Offers a variety of workout styles, challenges, and progress tracking. Connect with a supportive community and a fitness professional with over 35 years of experience.

Highlights
  • Variety of workout options (weights/no weights)
  • Targeted workout programs
  • Healthy eating guide and tips
  • Progress tracking
  • Community support group
  • Challenges and motivation
Features
Read full description

Do you dream of achieving your health and fitness goals? Do you lack the knowledge of what to do and how to do it? FitBODY IS THE SOLUTION! Get the fitness motivation and workouts you need with coach Kat to achieve your health and fitness goals! FitBODY WORKOUTS WILL…. Trim inches / Lose weight Maximize fat burning Target arms, legs, back, butt and abs Build lean muscle Build strength, endurance and flexibility Build fitness confidence Improve overall confidence Strengthen muscles to help with your day to day life FitBODY offers a large variety of workout options to do at-home or from anywhere including…. With and Without Weight Workouts With Weights (Dumbbell needed) No Weight (Bodyweight/Pilates Based) Cardio-Full Body-Lower Body-Upper Body-Core and Stretching Tabata, HIIT, Circuit and Rep workout options Challenges to motivate you Healthy eating guide with many healthy tips A place to track your progress Community chat group to ensure support and motivation from others Coach Kat motivating YOU! Programs Included in the APP offer a variety of workouts with weights and without weights including… Real Time Workouts STRONG 6-Week Fitness Challenge KICKSTART 6-Week Fitness Challenge WORKOUT LIBRARY - Cardio, Full Body, Lower Body, Upper Body, Core, Beginner and Stretch Exercises 6 Week Meal Plan Healthy Eating Guide Join KAT! A fitness professional with over 35 years experience helping people achieve their fitness goals. A BODY THAT MOVES MORE BECOMES MORE...go after your FitBODY! Read More about the programs/challenges included in the APP…. STRONG 6-WEEK FITNESS CHALLENGE A fitness challenge that is meant to push you Daily 20 minute full video workouts with Kat Workout 5x a week Each week you do a cardio, full body, lower body, upper body and abdominal workout Motivation and encouragement each and every workout Stretching after each workout KICKSTART 6-WEEK FITNESS CHALLENGE Beginners Friendly Daily 20 minute full video workout with ​Kat Workout 5x a week Intensity builds each week Each workout includes motivation and encouragement Nutrition Tips Stretching after each workout Real Time Workouts Full workout videos with Kat 10, 20 and 30 minute workout options WORKOUT Library All Fitness Levels Daily workout library includes - Cardio, Full Body, Lower Body, Upper Body, Core and Stretching Tabata, Circuit, HIIT and Rep style options Over 600 exercises included Amazing variety to keep you motivated each and every day New workouts added often BEGINNER Workout Library Designed just for beginner 6 levels of workouts that start slow and build intensity with each level Timed or Rep workouts options Full body, upper body, cardio, lower body and core workouts available …..and MORE!!! START TODAY! Read our full Terms of Service and our Privacy Policy: https://passion.io/terms-of-service https://passion.io/privacy-policy

Screenshots

MOSSA On Demand4 screens
FitBODY with Kat4 screens

Verdict

The call

The clearest difference is ads: MOSSA On Demand at none against FitBODY with Kat's shown. MOSSA On Demand also leads on ratings volume (829 vs 2). On price, rating, update cadence and in-app purchases there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. MOSSA On Demand sells 3 in-app purchases, starting at $24.99 per month and FitBODY with Kat sells 4 in-app purchases, starting at $14.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

FitBODY with Kat holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: MOSSA On Demand has 829 ratings behind it against 2, so its average is the more settled of the two.

UpkeepUpdate frequency

MOSSA On Demand ships an update monthly, FitBODY with Kat every 6 weeks. The most recent releases landed on November 11, 2026 and November 3, 2026 respectively.

Scorecard2 real differences · 8 level
MOSSA On Demand versus FitBODY with Kat: the parameters behind the verdict, then further details
ParameterMOSSA On DemandFitBODY with Kat
PriceFreeFree
Rating4.8 (829 ratings)5.0 (2 ratings) — better
Positive reviews71.2% of reviews—
Number of ratings829 — better2
Update frequencyMonthly — betterEvery 6 weeks
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, Apple TV, Apple Watch — betteriPhone, iPad, iPod
Requires iOS16.015.1 — better
Further details — not scored
Size68 MB92 MB
Age rating4+4+
DeveloperMossaKatherine MacKinnon

Customer experience

MOSSA On Demand

All ratings827 ratings
Positive95.3%
Neutral2.2%
Negative2.5%
Written reviews66 reviews
Positive71.2%
Neutral10.6%
Negative18.2%

FitBODY with Kat

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

MOSSA On Demand

Reported bugs

3 issues
  • Frequent login issues and account management problems
  • Playback controls and full-screen mode not working as expected
  • Compatibility issues with certain devices and platforms

Requested features

5 requests
  • Ability to organize and bookmark favorite workouts
  • Workout calendars and progress tracking
  • More frequent content updates and new workout additions
  • Improved app navigation and filtering options
  • Better integration with smart home devices and TVs

FitBODY with Kat

Not enough reviews yet to summarise bugs or requests.

In-app purchases

3 purchases

MOSSA On Demand

Subscriptions3
  • Monthly subscription14 Days trial$24.991 Month
  • MOSSA Monthly14 Days trial$24.991 Month
  • MOSSA Annual14 Days trial$179.991 Year
4 purchases

FitBODY with Kat

Subscriptions3
  • Monthly$14.991 Month
  • Quarterly$39.993 Months
  • Annual$129.991 Year
One-time1
  • Lifetime Access$199.99

Questions

Is MOSSA On Demand free?
MOSSA On Demand is free to download, with in-app purchases available.
Is FitBODY with Kat free?
FitBODY with Kat is free to download, with in-app purchases available.
Which has better reviews, MOSSA On Demand or FitBODY with Kat?
FitBODY with Kat is rated higher. MOSSA On Demand averages 4.8 out of 5 from 829 ratings, while FitBODY with Kat averages 5.0 from 2 ratings.
Do MOSSA On Demand or FitBODY with Kat have ads?
FitBODY with Kat shows ads; MOSSA On Demand does not.
Which is updated more often, MOSSA On Demand or FitBODY with Kat?
MOSSA On Demand ships an update monthly, and FitBODY with Kat every 6 weeks. Most recently, MOSSA On Demand was updated on November 11, 2026 and FitBODY with Kat on November 3, 2026.

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