Gravity Laboratory vs ISOMTRIC
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Gravity Laboratory
This comprehensive fitness platform offers evidence-based exercise programs and classes. Track your daily activities, body metrics, and access over 2000 exercises with 3D demonstrations. It caters to both lifestyle and performance athletes.
- Class schedules and opening hours
- Daily fitness activity tracking
- Body metrics tracking
- 2000+ exercises with 3D demos
- Preset and custom workouts
- Badge earning system
- Apple Health sync
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Welcome to Gravity, a strength & conditioning, functional fitness center. As a hub for health and fitness, we assess, educate and train clients via evidence-based exercise programs and classes specifically designed to improve your capabilities in all aspects of fitness. Featuring British Columbias first indoor rowing studio and indoor calisthenics park we cater for lifestyle and performance athletes alike. PLEASE NOTE: YOU NEED A Gravity ACCOUNT TO ACCESS THIS APP. IF YOU'RE A MEMBER ALREADY, GET IT FOR FREE AT OUR LOCATION! Begin your journey to a healthier lifestyle and let Gravity help you along the way. Introducing Gravity, most comprehensive fitness platform with: Check class schedules and opening hours Track your daily fitness activities Track your weight and other body metrics Over 2000+ exercises and activities Clear 3D exercise demonstrations Preset workouts and the option to create your own Over 150 badges to earn Select workouts online and synchronize them with your app to workout at home or in the gym while keeping track of your progress. From strength to weight lifting, this app acts as your own personal trainer guiding and giving you the motivation you need. You can sync this app with Apple Health App. If you enable this connection, any workout in the Health app with automatically be added to your Activity Calendar.
ISOMTRIC
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Stop logging sets and start measuring strength. MUSCLE IQ SCORE Track your strength intelligence (0–130+) across all training types: weighted lifts, calisthenics holds (handstands, planche, front lever), running, and bodyweight exercises. Watch it evolve from Beginner to Legendary. MUSCLE BALANCE RADAR See which muscles need work in real-time. The time-decay radar chart shows if you're neglecting your back, shoulders, or legs — designed to catch imbalances before they become problems. PROGRESSIVE OVERLOAD TRACKING Automatic personal records, estimated 1-rep max trends, and weekly volume graphs prove you're getting stronger. 9 HOME SCREEN WIDGETS Check your IQ, streak, top PRs, and muscle balance without opening the app. PRIVACY FIRST Everything stays on your phone. No account. No server. No tracking. Full iCloud backup. FEATURES: - Strength tracker for all exercise types - Muscle IQ intelligence scoring system - Muscle balance radar chart - Personal records & 1RM tracking - Weekly volume & streak tracking - Body weight trends - 9 specialized widgets - Dark mode & 5 color themes - English, French, Spanish support Built for: Strength athletes, weightlifters, calisthenics trainers, and anyone serious about knowing their real strength.
Screenshots
Verdict
The clearest difference is update cadence: ISOMTRIC at every 5 days against Gravity Laboratory'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.
Gravity Laboratory ships an update every 7 months, ISOMTRIC every 5 days. The most recent releases landed on November 2, 2026 and October 31, 2026 respectively.
| Parameter | Gravity Laboratory | ISOMTRIC |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 7 months | Every 5 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 15.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 214 MB | 20 MB |
| Age rating | 12+ | 4+ |
| Developer | Gravity Laboratory | IULIIA SANDUTSA |
In-app purchases
Gravity Laboratory
No in-app purchases
ISOMTRIC
No in-app purchases









