GymMaster Member vs Performance by GRIND
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
GymMaster Member
Easily plan fitness sessions, book classes, and manage personal training appointments. Keep your profile updated and handle memberships directly within the app. Receive important gym notifications and view class schedules in real-time.
- View real-time class timetables
- Book fitness classes and PT sessions
- Manage existing bookings and make changes
- Update personal profile information
- Receive gym notifications and event alerts
- View booking history
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Now it’s easier than ever to plan your fitness sessions alongside your schedule. Book fitness classes and PT sessions on the go, keep your profile up to date and manage your memberships all within the GymMaster app VIEW CLASS TIMETABLE Easily view your gym's full timetable in real time. You can see who's running the class, whether the class is full and quickly secure your spot with the push of a button. MANAGE YOUR BOOKINGS As well as booking classes, you can easily schedule a session with your personal trainer. You can check in on future bookings and make any changes as needed. UPDATE YOUR PROFILE Keep your contact information up to date and choose your own profile photo. NOTIFICATIONS Receive push notifications from your gym to alert you of upcoming bookings and other club events. View a full history of these communications in app so you never forget an important message. Please note that your club must use GymMaster's club management software to be able to use this app.
Performance by GRIND
Access personalized workout programs and track your fitness journey. Monitor workouts, nutrition, habits, and measurements with coach guidance. Join communities for motivation and earn badges for achievements.
- Personalized workout programs
- Workout and meal tracking
- Habit and measurement tracking
- Real-time coach messaging
- Digital community support
- Milestone badges
- Wearable device integration
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With the Performance by GRIND app, you will have access to workout programs designed specifically to help you reach your performance and health goals! You can follow & track your workouts, your nutrition, your lifestyle habits, measurements and results–all with the help of your coach. FEATURES: - Access training plans and track workouts - Follow along to exercise and workout videos - Track your meals and make better food choices - Stay on top of your daily habits - Set health and fitness goals and track progress towards your goals - Gain milestone badges for achieving new personal bests and maintaining habit streaks - Message your coach in real-time - Be part of digital communities to meet people with similar health goals and stay motivated - Track body measurements and take progress photos - Get push notification reminders for scheduled workouts and activities - Connect your Apple Watch to track workouts, steps, habits, and more right from your wrist - Connect to other wearable devices and apps like the Apple Health App, Garmin, Fitbit, MyFitnessPal, and Withings devices to track workouts, sleep, nutrition, and body stats and composition Download the app today!
Screenshots
Verdict
The clearest difference is rating: Performance by GRIND at 5.0 against GymMaster Member's 4.2. Performance by GRIND also leads on review sentiment (100% vs 65%). GymMaster Member's advantage is ratings volume (334 vs 5) and update cadence (every 2 weeks vs every 6 weeks). On price, ads, in-app purchases and monetization model 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Performance by GRIND holds the better App Store score, 5.0 against 4.2. That said, the two scores are not equally well evidenced: GymMaster Member has 334 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 65% of GymMaster Member's written reviews are positive against 100% of Performance by GRIND's.
GymMaster Member ships an update every 2 weeks, Performance by GRIND every 6 weeks. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.
| Parameter | GymMaster Member | Performance by GRIND |
|---|---|---|
| Price | Free | Free |
| Rating | 4.2 (334 ratings) | 5.0 (5 ratings) — better |
| Positive reviews | 65.1% of reviews | 100.0% of reviews — better |
| Number of ratings | 334 — better | 5 |
| Update frequency | Every 2 weeks — better | Every 6 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Best chart rank | #78 — better | — |
| Devices | iPhone, iPad, iPod, Apple Watch | iPhone, iPad, iPod, Apple Watch |
| Requires iOS | 15.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 70 MB | 203 MB |
| Age rating | 4+ | 4+ |
| Developer | Treshna Enterprises | GRIND Sports Performance LLC |
Customer experience
GymMaster Member
Performance by GRIND
Bugs and requests
GymMaster Member
Reported bugs
5 issues- Login/logout issues
- Bluetooth connectivity problems
- Booking/cancellation errors
- Inconsistent app behavior after updates
- Location services requirement without permission
Requested features
5 requests- Apple Watch app support
- Ability to select trainers for bookings
- Real-time crowd tracking
- Waitlist functionality
- Improved calendar sync
Performance by GRIND
Not enough reviews yet to summarise bugs or requests.
In-app purchases
GymMaster Member
No in-app purchases
Performance by GRIND
No in-app purchases
Questions
Is GymMaster Member free?
Is Performance by GRIND free?
Which has better reviews, GymMaster Member or Performance by GRIND?
Do GymMaster Member or Performance by GRIND have ads?
Which is updated more often, GymMaster Member or Performance by GRIND?
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