Ground CTRL vs TKD Study
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Ground CTRL
Upload your Brazilian Jiu-Jitsu rolls for AI-powered analysis. Get detailed feedback, personalized drills, and track your progress towards your next belt. Improve your skills between classes with precision coaching tailored to your performance.
- AI Roll Analysis
- 7-section coaching breakdown
- Personalized drills
- Belt-level curriculum
- Progress tracking
- Strength & conditioning programming
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Upload your rolls. Discover why you're losing. Ground CTRL is your personal BJJ coach that never misses your mistakes. Film your rolls, upload the footage, and get an AI-powered 7-section coaching breakdown with timestamps, techniques, and actionable feedback. The fastest way to improve between classes. HOW TO USE GROUND CTRL: Film your roll or competition match Answer a few quick questions about your roll — outcome, starting position, gi or no-gi, and what happened Upload the footage and let our AI analyze it in seconds Get a 7-section coaching breakdown — performance summary, positional analysis, submissions, transitions, defense, recommendations, and questions to ask your coach Use your personalized drills to sharpen your weak spots Most apps give you generic technique videos. Ground CTRL builds your coaching from YOUR rolls. Our AI doesn't just watch your footage — it breaks down every position, every transition, and every submission attempt to identify exactly what's holding you back. Then it gives you specific drills designed to fix it. This isn't random advice. It's precision coaching built from your actual rolling. Every session moves you closer to your next belt. Features: AI Roll Analysis — Upload videos and receive detailed 7-section breakdowns Belt-Level Curriculum — Structured lessons from white to black belt Progress Tracking — XP system, belt progression, and session logging Strength & Conditioning — Personalized programming tailored to grapplers Mental Game — Daily priorities to sharpen your focus on the mats CTRL Pro Subscription: 10 AI roll analyses per month $9.99/month or $79.99/year Additional analysis packs available Privacy Policy: https://ground-ctrl-policy.replit.app/privacy-policy/ Terms: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
TKD Study
Master ITF Taekwondo with structured pattern training, theory study, and quizzes. Prepare for belt gradings, improve technique, and deepen your understanding of the art. Learn patterns step-by-step and track your progress through levels.
- Structured pattern training
- Theory study and quizzes
- Belt syllabus guidance
- Korean terminology practice
- Progress tracking
- Grading preparation
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Master ITF Taekwondo with structured pattern training, theory study, quizzes, and belt syllabus guidance. TKD Study is your complete ITF Taekwondo learning companion, designed for students and instructors preparing for belt gradings, improving technique, and deepening their understanding of the art. Whether you’re a beginner learning your first patterns or an advanced practitioner refining your grading preparation, TKD Study helps you train smarter, learn faster, and stay organised. Learn ITF Taekwondo the Structured Way Build confidence in your training with a clear, structured approach to ITF Taekwondo. Study official ITF Taekwondo patterns step by step Understand belt requirements and grading expectations Strengthen theory knowledge and Korean terminology Track your learning as you progress through levels Interactive Learning & Quizzing Reinforce your knowledge with interactive study tools designed for retention and recall. ITF Taekwondo theory quizzes Terminology and Korean language practice Pattern and sparring rule questions Historical and philosophical Taekwondo content Turn passive learning into active mastery. Belt Syllabus & Grading Preparation Prepare with confidence for your next belt test. Detailed breakdowns for each belt level Clear requirements for techniques and patterns Structured guidance for grading preparation Designed for both students and instructors Know exactly what to train for at every stage. Step-by-Step Pattern Support Improve precision and understanding of ITF Taekwondo patterns. Clear breakdown of movements and sequences Visual learning support for better technique recall Designed to support solo and guided training Deepen Your Taekwondo Knowledge Go beyond physical training and understand the art itself. Taekwondo philosophy and principles History of ITF Taekwondo Belt meaning and progression system Korean terminology explained Train Anytime, Anywhere TKD Study is built for real training environments — at home, in the dojang, or on the go. Stay consistent, stay structured, and keep improving no matter where you are. Build Better Taekwondo Habits Turn confusion into clarity and improve your progression with structured learning designed specifically for ITF practitioners. TKD Study is developed by Cyo Labs Privacy Policy: https://cyo-labs.web.app/privacy Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is ads: Ground CTRL at none against TKD Study's shown. On price, rating, ratings volume and update cadence 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. Ground CTRL sells 4 in-app purchases, starting at $9.99 per month and TKD Study sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.
On the App Store both sit at effectively the same score — 5.0 for Ground CTRL against 5.0 for TKD Study. Both are backed by a comparable volume of ratings — 1 and 2 respectively.
Ground CTRL ships an update weekly, TKD Study every 5 days. The most recent releases landed on October 9, 2026 and October 2, 2026 respectively.
| Parameter | Ground CTRL | TKD Study |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) | 5.0 (2 ratings) |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 1 | 2 — better |
| Update frequency | Weekly | Every 5 days — better |
| Ads | No — better | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Freemium | Free with in-app purchases |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 15.1 — better | 15.6 |
| Further details — not scored | ||
| Size | 52 MB | 36 MB |
| Age rating | 4+ | 4+ |
| Developer | Michael DerGarabedian | Liam Tonge Nolan |
Customer experience
Ground CTRL
TKD Study
In-app purchases
Ground CTRL
- CTRL Pro Monthly$9.991 Month
- CTRL Pro Annual - Special$49.991 Year
- CTRL Pro Annual$69.991 Year
- 5 Extra Analyses$2.99
TKD Study
- TKD Study – Unlimited Multiplayer$4.991 Month
- Allow one change of your username$1.99









