RT Fit vs ZERO Training Center
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
RT Fit
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Guiding you through your health and fitness journey! - Book classes online in just a few clicks - Create your own exercise programmes or select from a range provided by the club - Track your progress from all your workouts - Keep track of your body measurements and progress - Take part in regular fitness challenges - Contact club staff directly - Interact and get to know your fellow members - See all the latest club news, offers and events - Refer Friends to the club online - Recipes Library - Video Workout Library 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.
ZERO Training Center
This app helps you manage your health and fitness journey. Book classes, track workout progress, monitor body measurements, and connect with club staff. It integrates with Apple Health to import data from wearables and track daily activity.
- Book classes online
- Track workout progress
- Monitor body measurements
- Contact club staff
- Apple Health integration
- Import wearable data
Read full descriptionHide full description
Guiding you through your health and fitness journey! - Book classes online in just a few clicks - Track your progress from all your workouts - Keep track of your body measurements and progress - Contact club staff directly 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: ZERO Training Center at every 3 weeks against RT Fit's every 15 months. ZERO Training Center also leads on iOS requirement (13.0 vs 15.0). 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.
RT Fit ships an update every 15 months, ZERO Training Center every 3 weeks. The most recent releases landed on November 8, 2026 and October 30, 2026 respectively.
| Parameter | RT Fit | ZERO Training Center |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (2 ratings) — better |
| Number of ratings | — | 2 — better |
| Update frequency | Every 15 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 67 MB | 31 MB |
| Age rating | 4+ | 4+ |
| Developer | Ashbourne | TeamUp Sports |
In-app purchases
RT Fit
No in-app purchases
ZERO Training Center
No in-app purchases
Questions
Is RT Fit free?
Is ZERO Training Center free?
Do RT Fit or ZERO Training Center have ads?
Which is updated more often, RT Fit or ZERO Training Center?
Other comparisons
