GymTek Academy vs Core Change
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
GymTek Academy
This app provides access to training programs for various athletic disciplines including ninja, tumbling, and gymnastics for both boys and girls. It caters to all skill levels, from recreational to elite athletes, emphasizing gymnastics as a fundamental movement skill.
- Ninja training programs
- Tumbling classes
- Girls gymnastics
- Boys gymnastics
- Recreational to elite levels
- Fundamental movement training
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GymTek Academy is the premier location in Knoxville, TN for ninja, tumbling, girls gymnastics, and boys gymnastics. We are a place where kids can train, and have fun from a recreational level to the highest levels of sport. We know that gymnastics is the best foundation for movement for all activities in life. “Not everyone can be a gymnast, but everyone should do gymnastics!”
Core Change
Browse and purchase class packs or memberships, view the class schedule, and filter by type. Easily manage your reservations, book classes, and track your upcoming sessions to stay committed to your fitness goals.
- Purchase class packs and memberships
- View and filter class schedule
- Manage class reservations
- Book upcoming classes
- Track fitness goals
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Features: -Purchase Class Packs and Memberships Easily browse and purchase our class packs or membership options -View our schedule Filter classes by type to find the perfect fit for your routine. -Manage your reservations Book your class reservations with ease. Keep track of your upcoming classes and manage your schedule to stay organized and committed to your fitness goals.
Screenshots
Verdict
The clearest difference is review sentiment: Core Change at 100% against GymTek Academy's 0%. Core Change also leads on rating (4.9 vs 2.3) and ratings volume (55 vs 3). GymTek Academy's advantage is monetization model (free vs free with in-app purchases) and device support (3 vs 1). On price, update cadence, ads and in-app purchases 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.
Core Change holds the better App Store score, 4.9 against 2.3. That said, the two scores are not equally well evidenced: Core Change has 55 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 0% of GymTek Academy's written reviews are positive against 100% of Core Change's.
GymTek Academy ships an update fortnightly, Core Change every 4 weeks. The most recent releases landed on October 17, 2026 and October 22, 2026 respectively.
| Parameter | GymTek Academy | Core Change |
|---|---|---|
| Price | Free | Free |
| Rating | 2.3 (3 ratings) | 4.9 (55 ratings) — better |
| Positive reviews | 0.0% of reviews | 100.0% of reviews — better |
| Number of ratings | 3 | 55 — better |
| Update frequency | Fortnightly — better | Every 4 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 10.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 34 MB | 38 MB |
| Age rating | 4+ | 4+ |
| Developer | GymTek Academy LLC | AJC LLC |
Customer experience
GymTek Academy
Core Change
In-app purchases
GymTek Academy
No in-app purchases
Core Change
No in-app purchases
Questions
Is GymTek Academy free?
Is Core Change free?
Which has better reviews, GymTek Academy or Core Change?
Do GymTek Academy or Core Change have ads?
Which is updated more often, GymTek Academy or Core Change?
Other comparisons
