GymSync vs Hi
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
GymSync
Easily book and manage fitness classes at your gym. View schedules, reserve spots, and receive timely reminders. Get instant notifications for cancellations and reserve list openings.
- View class timetables
- Book and cancel classes
- Join reserve lists
- Class reminders
- Instant notifications
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PLEASE NOTE THIS APP WILL ONLY WORK IF YOUR GYM IS CURRENTLY USING GYMSYNC. Book fitness classes with just the touch of a button, anytime, anywhere! If your gym is already signed up to GymSync, download the app and you’re all set to view timetables, book and manage your fitness classes. Contact your gym to find out of they're signed up to GymSync. Features * View class timetables for your gym * Book and cancel your attendance for your favourite classes * Add yourself to a reserve list for classes that are fully booked * Get timely reminders for your classes, so you never forget your kit! * Get instant notifications for reserve place availability, and class cancellations. On the go, instant, hassle free class booking.
Hi
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Guiding you through your health and fitness journey! - Book classes online in just a few clicks - Keep track of your body measurements and progress - Contact club staff directly - See all the latest club news, offers and events Apple Health App Integration Track your progress with our HealthKit app integration to import and measure your daily steps, distance or calories burnt. Also use HealthKit to import your data from a range of different wearable devices.
Screenshots
Verdict
The clearest difference is update cadence: GymSync at weekly against Hi's every 7 months. On price, ads, in-app purchases and device support 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.
GymSync ships an update weekly, Hi every 7 months. The most recent releases landed on October 16, 2026 and September 20, 2026 respectively.
| Parameter | GymSync | Hi |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Positive reviews | 29.4% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Weekly — better | Every 7 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 14.0 — better |
| Further details — not scored | ||
| Size | 40 MB | 57 MB |
| Age rating | 4+ | 4+ |
| Developer | SD17 | TeamUp Sports |
In-app purchases
GymSync
No in-app purchases
Hi
No in-app purchases
