Zerofifty vs Hamstra
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Zerofifty
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PLEASE NOTE: YOU NEED A Zerofifty ACCOUNT TO ACCESS THIS APP. IF YOU'RE A MEMBER GET IT FOR FREE AT YOUR GYM! Begin your journey to a healthier lifestyle and let Zerofifty help you along the way. Introducing Zerofifty, 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.
Hamstra
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Let op: je hebt een Hamstra-PT-account nodig om in te loggen in deze app. Werk aan je gezondheid en fitness op een manier die bij je past met de Hamstra-PT-app. Of je nu je conditie wilt verbeteren, gewicht wilt verliezen of sterker wilt worden – deze app helpt je om je doelen te behalen en gemotiveerd te blijven. Belangrijkste functie: - Voeding bijhouden: Houd je dagelijkse calorie- en voedingsinname eenvoudig in de gaten. - Trainingsschema’s & workouts: Bekijk je trainingsgeschiedenis, volg persoonlijke schema’s en ontdek kant-en-klare workouts. - Voortgang bijhouden: Volg je gewicht, afmetingen en voortgangsfoto’s om te zien hoe je vooruitgaat. - Coach-chat: Stel vragen en ontvang snel professionele begeleiding van je persoonlijke coach. - Online check-up: Vul je check-up in en krijg direct inzicht in je gezondheid en voortgang. Met de Hamstra-PT-app heb je altijd en overal toegang tot de ondersteuning die je nodig hebt. Begin vandaag nog met een actieve en gezonde levensstijl en ervaar hoe eenvoudig het is om gemotiveerd te blijven. Technische info De app van Hamstra-PT is ontwikkeld met FITsociety Software (www.fitsociety.io).
Screenshots
Verdict
The clearest difference is update cadence: Hamstra at every 3 weeks against Zerofifty's every 3 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.
Zerofifty ships an update every 3 months, Hamstra every 3 weeks. The most recent releases landed on September 13, 2026 and September 18, 2026 respectively.
| Parameter | Zerofifty | Hamstra |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod — better | iPhone |
| Requires iOS | 15.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 210 MB | 98 MB |
| Age rating | 12+ | 4+ |
| Developer | Zerofifty sport & fights | FITsociety BV (Apps) |
In-app purchases
Zerofifty
No in-app purchases
Hamstra
No in-app purchases









