SD FIT vs Zerofifty
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SD FIT
This 6-week program uses kickboxing to help you achieve your fitness goals. Access to all content requires a paid subscription.
- 6-week kickboxing program
- Fitness focused
- Paid subscription access
- Designed for results
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6-week kickboxing program to get you in shape! Access to content requires paid subscription
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.
Screenshots
Verdict
The clearest difference is in-app purchases: Zerofifty at none against SD FIT's 1. Zerofifty also leads on update cadence (every 3 months vs every 19 months). SD FIT's advantage is iOS requirement (12.0 vs 15.0). On price, ads 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. SD FIT sells 1 in-app purchase, starting at $7.99 per month. Zerofifty asks for nothing beyond the download.
SD FIT ships an update every 19 months, Zerofifty every 3 months. The most recent releases landed on June 4, 2026 and September 13, 2026 respectively.
| Parameter | SD FIT | Zerofifty |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (3 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 3 — better | — |
| Update frequency | Every 19 months | Every 3 months — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Subscription | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 12.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 51 MB | 210 MB |
| Age rating | 17+ | 12+ |
| Developer | Vladislava Sicicorez | Zerofifty sport & fights |
In-app purchases
SD FIT
- SD FIT-6 Monthly Subscription$7.991 Month
Zerofifty
No in-app purchases
