Comparison

Fitness App (ABC Trainerize) vs Rivalists

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

Head to head
About

Fitness App (ABC Trainerize)

This app connects fitness professionals with their clients, offering tools for online coaching, personalized training plans, nutrition guidance, and progress tracking. It aims to enhance client engagement and help individuals achieve their health goals through a comprehensive digital experience.

Highlights
  • Client engagement tools
  • Online training plan delivery
  • Nutrition and habit coaching
  • Progress tracking
  • In-app messaging and groups
  • Customizable workouts
Features
Read full description

ABC Trainerize is the all-in-one coaching software for personal trainers, online coaches, gyms, and fitness studios. Build workout programs, deliver nutrition coaching, message clients, track progress, manage habits, and grow your fitness business all from one platform. Whether you coach clients online, in person, or in a gym, ABC Trainerize helps you manage every aspect of your coaching business while giving clients an engaging fitness experience. WORKOUTS & TRAINING Create and deliver personalized workout programs, on-demand workouts, classes, and exercise libraries. Update training plans instantly and track workout completion and adherence. NUTRITION COACHING Deliver meal plans, recipes, calorie tracking, and nutrition coaching in the same app. Help clients build healthier habits and stay accountable. CLIENT MANAGEMENT Manage client calendars, check-ins, progress, and coaching programs in one place. Invite new clients and keep every account connected to your business. MESSAGING & ACCOUNTABILITY Chat with clients in real time, create groups and challenges, automate reminders, and keep clients engaged between sessions. PROGRESS TRACKING Track body measurements, workout adherence, habits, photos, and performance to help clients stay motivated and achieve their fitness goals. WEARABLES & INTEGRATIONS Sync data from Apple Health, Apple Watch, Fitbit, Garmin, and Withings, including steps, activity, sleep, heart rate, and weight. Connect your business with integrations like Mindbody, Glofox, Zapier, and YouTube. WHO IS IT FOR? ABC Trainerize is designed for fitness professionals and their clients. Coaches create accounts and invite clients to join. Clients can only access the app through a trainer, gym, or fitness business using ABC Trainerize. WHY FITNESS PROFESSIONALS CHOOSE ABC TRAINERIZE • Manage clients, workouts, nutrition, and communication in one platform • Build personalized training programs faster • Deliver workout and nutrition coaching together • Track client progress, habits, and accountability • Keep clients engaged with messaging, challenges, reminders, and badges • Sync wearables and connect your favorite business tools • Coach clients from anywhere, on any device ABC Trainerize helps fitness professionals save time, deliver better coaching, increase client engagement, and grow their business. FEATURES FOR CLIENTS Access personalized workout programs and track your workouts with ease. Log meals and monitor calorie intake with the built-in food tracker. Plan daily meals and discover healthy recipes. Chat with your coach in real time and participate in groups and challenges. Track body stats, progress photos, habits, and fitness milestones in one place. Stay motivated with streaks, badges, and personalized reminders. Receive notifications for scheduled workouts, check-ins, and activities. Sync with Apple Health, Apple Watch, Fitbit, Garmin, Withings, and other supported devices to automatically track steps, sleep, activity, heart rate, and weight. Important: ABC Trainerize is a companion app for fitness professionals and businesses using the platform. Clients can only access the app after being invited by their trainer, coach, gym, or fitness studio. An online account is required. For more information, visit our website.

About

Rivalists

This app helps athletes and active individuals optimize their health and performance by syncing data from wearables and health apps. It facilitates real-time connection with physical therapists, coaches, or trainers for personalized care and progress monitoring.

Highlights
  • Sync health data from 100+ sources
  • Message with PT, Coach, or Trainer
  • Access assigned workouts
  • Track activity, sleep, and recovery
  • Share key metrics securely with providers
Read full description

Rivalists™ mobile is designed for athletes and active individuals looking to optimize their health and performance. Our app seamlessly syncs data from your favorite wearables and health apps, making it easy to monitor progress and connect with your Physical Therapist, Coach, or Trainer in real-time. With powerful workout and recovery tracking tools, Rivalists™ empowers your support team to deliver truly personalized care, helping you stay active, healthy, and ahead of your goals. Not using a PT or Trainer? Invite them to join and take your health to the next level. We're continuously improving the platform, with new features and updates shaped by feedback from users like you. Your input is key to helping us build the future of proactive, personalized health. Key Features: - Sync health data from over 100+ sources - Message with your PT, Coach, or Trainer - Access assigned workouts - Track metrics like activity, sleep, and recovery - Securely share key metrics with a provider Join the Rivalists™ community and take control of your active life.

Screenshots

Fitness App (ABC Trainerize)4 screens
Rivalists4 screens

Verdict

The call

The clearest difference is monetization model: Rivalists at free against Fitness App (ABC Trainerize)'s freemium. Fitness App (ABC Trainerize)'s advantage is ratings volume (69K vs 5) and chart position (#143 vs unranked). On price, rating, update cadence and ads 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. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.9 for Fitness App (ABC Trainerize) against 4.8 for Rivalists. That said, the two scores are not equally well evidenced: Fitness App (ABC Trainerize) has 69K ratings behind it against 5, so its average is the more settled of the two.

UpkeepUpdate frequency

Fitness App (ABC Trainerize) ships an update every 3 weeks, Rivalists fortnightly. The most recent releases landed on November 5, 2026 and November 3, 2026 respectively.

Scorecard4 real differences · 7 level
Fitness App (ABC Trainerize) versus Rivalists: the parameters behind the verdict, then further details
ParameterFitness App (ABC Trainerize)Rivalists
PriceFreeFree
Rating4.9 (69K ratings) — better4.8 (5 ratings)
Positive reviews55.4% of reviews—
Number of ratings69K — better5
Update frequencyEvery 3 weeksFortnightly — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreemiumFree — better
Best chart rank#143 — better—
DevicesiPhone, iPad, iPod, Apple Watch — betteriPhone, iPad
Requires iOS15.5 — better16.0
Further details — not scored
Size489 MB82 MB
Age rating4+12+
DeveloperTrainerize.comAthleticus Inc

Customer experience

Fitness App (ABC Trainerize)

All ratings68,745 ratings
Positive98.5%
Neutral0.5%
Negative1.1%
Written reviews773 reviews
Positive55.4%
Neutral12.2%
Negative32.5%

Rivalists

All ratings5 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

Fitness App (ABC Trainerize)

Reported bugs

5 issues
  • Workout tracking issues
  • Sync problems with other apps
  • Frequent crashes and freezes
  • Account access/login problems
  • Inconsistent performance on iOS devices

Requested features

5 requests
  • Add ability to edit workouts
  • Improve Apple Watch integration
  • Provide more exercise options
  • Add detailed weight/body metric tracking
  • Enable manual meal/activity logging

Rivalists

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Fitness App (ABC Trainerize)

No in-app purchases

None

Rivalists

No in-app purchases

Questions

Is Fitness App (ABC Trainerize) free?
Fitness App (ABC Trainerize) is free to download, with no in-app purchases.
Is Rivalists free?
Rivalists is free to download, with no in-app purchases.
Which has better reviews, Fitness App (ABC Trainerize) or Rivalists?
Fitness App (ABC Trainerize) is rated higher. Fitness App (ABC Trainerize) averages 4.9 out of 5 from 69K ratings, while Rivalists averages 4.8 from 5 ratings.
Do Fitness App (ABC Trainerize) or Rivalists have ads?
Neither Fitness App (ABC Trainerize) nor Rivalists shows ads.
Which is updated more often, Fitness App (ABC Trainerize) or Rivalists?
Fitness App (ABC Trainerize) ships an update every 3 weeks, and Rivalists fortnightly. Most recently, Fitness App (ABC Trainerize) was updated on November 5, 2026 and Rivalists on November 3, 2026.

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