The Core Effect vs STOLLA
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
The Core Effect
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A place of wellness and acceptance, The Core Effect Pilates will make you feel welcome, supported and show you just how strong you are both inside and out. Download our studio app to plan, book and schedule our signature 'move to feel good' pilates classes, with secure payments and awesome scheduling features! Say goodbye to boring workouts!
STOLLA
This platform supports your entire athletic training camp journey, from preparation to post-camp guidance. It offers personalized training plans, strength and conditioning sessions with video breakdowns, and tools to track progress, habits, sleep, and recovery. Stay connected with your coach through weekly check-ins and in-app chat.
- Personalized training plans
- Strength and conditioning sessions
- Video breakdowns of exercises
- Progress tracking
- Post-camp guidance
- In-app chat with coach
- Habit, sleep, and recovery logging
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STOLLA: The Coaching platform behind the Athletic Training Camps STOLLA is the app that supports your entire training camp journey: before, during and after. Built for serious fitness enthusiasts who train with certain goals and want to challenge themselves. This is the same system we use inside the STOLLA Athletic Training Camps. Whether you're preparing for your camp, tracking your progress while you're here or continuing the work post-camp; this app keeps everything connected. Inside the app, you’ll find: – A personal training plan built around your (Athletic Training Camp) goals – Strength and conditioning sessions with video breakdowns – Pre-camp assessments and onboarding tasks – Progress tracking during your time on-site – Post-camp guidance to help you keep building – Weekly check-ins and in-app chat with your coach – Tools to log habits, sleep, energy, and recovery STOLLA is more than a camp. It’s a method. And this app is the backbone of how we coach it; progressively and with full attention to your performance. *App access doesn't require a paid coaching plan. Terms Of Use: https://kahunas.io/terms-conditions Privacy Policy: https://kahunas.io/privacy
Screenshots
Verdict
The clearest difference is in-app purchases: The Core Effect at none against STOLLA's 1. STOLLA's advantage is device support (3 vs 1). On price, update cadence, ads and iOS requirement 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. STOLLA sells 1 in-app purchase, starting at $299.99 per month. The Core Effect asks for nothing beyond the download.
The Core Effect ships an update every 2 months, STOLLA every 3 months. The most recent releases landed on October 6, 2026 and October 7, 2026 respectively.
| Parameter | The Core Effect | STOLLA |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Every 2 months — better | Every 3 months |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone | iPhone, iPad, iPod — better |
| Requires iOS | 16.0 | 15.0 — better |
| Further details — not scored | ||
| Size | 421 MB | 55 MB |
| Age rating | 4+ | 17+ |
| Developer | Alexandra Woodall | Robert Stols |
In-app purchases
The Core Effect
No in-app purchases
STOLLA
- STOLLA 3-Month Coaching Plan$299.991 Month
