FitKit App vs Challenger MK
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
FitKit App
Access a comprehensive range of wellness services, including gyms, spas, nutritionists, and personal coaches. This app offers a convenient and flexible way to manage your physical and mental wellbeing, all in one place.
- Access to gyms and fitness studios
- Book spa and massage appointments
- Find nutritionists and psychologists
- Connect with personal coaches
- Manage wellbeing anytime, anywhere
- Economical and flexible lifestyle options
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FitKit – one app, total wellbeing access. Train, relax, recover, and recharge, all in one place. Get access to gyms, fitness studios, spas, massages, nutritionists, psychologists, beauty studios, and personal coaches near you. Use FitKit anytime, anywhere, and choose what your body and mind need today. With FitKit, you can experience the economical, convenient, flexible and fun side of healthy lifestyle.
Challenger MK
This free mobile app rewards you for walking or running. Earn points for every kilometer to get discount codes from local businesses. Join a community focused on positive societal change and track your activities using Apple Health.
- Earn rewards for walking/running
- Redeem points for local business discounts
- Participate in challenges
- Join a positive community
- Integrates with Apple Health
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Бесплатна мобилна апликација која те наградува за секој зелен километар - поминат пешки или трчајќи. Приклучи се кон предизвиците и освои директна награда од нашите локални бизнис - партнери. За секој километар поминат пешки или со трчање се добиваат поени кои се користат за добивање код за попуст кај некој локален бизнис. Приклучи се кон заедницата која ќе донесе позитивна промена во нашето општество. Challenger го користи Аpple Health за да ги следи Вашите акитивности.
Screenshots
Verdict
The clearest difference is review sentiment: FitKit App at 100% against Challenger MK's 0%. FitKit App also leads on update cadence (every 8 days vs every 2 months). Challenger MK's advantage is ads (none vs shown) and monetization model (free vs ad-supported). On price, 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.
FitKit App ships an update every 8 days, Challenger MK every 2 months. The most recent releases landed on September 4, 2026 and June 24, 2026 respectively.
| Parameter | FitKit App | Challenger MK |
|---|---|---|
| Price | Free | Free |
| Rating | 4.9 (22 ratings) — better | — |
| Positive reviews | 100.0% of reviews — better | 0.0% of reviews |
| Number of ratings | 22 — better | — |
| Update frequency | Every 8 days — better | Every 2 months |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | Ad-supported | Free — better |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.1 | 13.4 — better |
| Further details — not scored | ||
| Size | 142 MB | 19 MB |
| Age rating | 4+ | 4+ |
| Developer | Fitkit International D.O.O. | Grin It DOO |
Customer experience
FitKit App
Challenger MK
In-app purchases
FitKit App
No in-app purchases
Challenger MK
No in-app purchases
