# Chin Na In Depth — by Dr. Yang (YMAA) > Video lessons on Chin Na grappling techniques by Dr. Yang. (iPhone/iPad app by YMAA Publication Center, Inc..) - Source: https://appshunter.io/ios/app/chin-na-in-depth/id1561740159 (this page in markdown: same URL + `.md`) - Developer: [YMAA Publication Center, Inc.](https://appshunter.io/developer/891633332) - Category: Health & Fitness, Lifestyle - Price: Free with in-app purchases - Rating: 5.00/5 from 1 App Store ratings - Age rating: 4+ - Requires: iOS 11.0 · 42 MB - Languages: English - Released: 2021-04-08 - Data updated: 2026-06-15 - Monetization: free with in-app purchases - User reviews in markdown: https://appshunter.io/ios/app/chin-na-in-depth/id1561740159/reviews.md ## What is Chin Na In Depth? $19.99 IAP for each Chin Na lesson / Three complete courses. • Stream or download Chin Na video lessons by Dr. Yang. • Chin Na means “Seize Control” and is the origin of grappling arts. Chin Na grappling is a way to temporarily control an opponent so you may end a fight, defend yourself, or win in a sparring situation. Courses 1 – 4 include 34 finger, hand, and joint-locking techniques taught with attention to detail by Dr. Yang, Jwing-Ming. Courses 5 – 8 include detailed lessons for controlling and incapacitating your opponent with 30 finger, hand, and joint-locking techniques. Courses 9 – 12 go even deeper with 43 finger, hand, and joint-locking Chin Na techniques, including Leg Wrestling and Chin Na for defense and counter-attacking against a Chin Na hold. Each course also available on DVD (reg $59.95). Thank you for downloading our app! We are striving to make the best possible video apps available. Sincerely, The team at YMAA Publication Center, Inc. (Yang’s Martial Arts Association) CONTACT: apps@ymaa.com VISIT: www.YMAA.com WATCH: www.YouTube.com/ymaa ## Key features - Stream or download video lessons - Learn 34+ finger, hand, and joint-locking techniques - Detailed instruction by Dr. Yang - Courses on basic to advanced Chin Na - Includes leg wrestling and counter-attacks ## Pricing and in-app purchases Base price: Free. **One-time purchases** | Purchase | Price | Type | | --- | --- | --- | | Unlock Section 1 | $19.99 | one-time | | Unlock Section 2 | $19.99 | one-time | | Unlock Section 3 | $19.99 | one-time | ## Frequently asked questions about Chin Na In Depth ### What is Chin Na In Depth? Chin Na In Depth is a mobile application that provides video lessons on Chin Na, a Chinese grappling art focused on controlling an opponent through joint locks and pressure point techniques. It features detailed instruction by Dr. Yang, Jwing-Ming. ### How much does Chin Na In Depth cost? The app itself is free to download. Individual Chin Na lesson courses are available as in-app purchases, with each course costing $19.99. Three complete courses are offered. ### What kind of techniques are taught in Chin Na In Depth? The app teaches finger, hand, and joint-locking techniques. Courses cover basic to advanced methods, including leg wrestling and counter-attacking against Chin Na holds, with over 34 techniques detailed across the initial courses. ### Does Chin Na In Depth have ads? Yes, Chin Na In Depth contains advertisements. The app is free to download and use, with optional in-app purchases for additional content. ### What devices is Chin Na In Depth compatible with? Chin Na In Depth is compatible with iPhone, iPad, and iPod devices. It is designed for iOS operating systems. ### How often is Chin Na In Depth updated? The app's latest version is 1.0.1, which was last updated on January 16, 2023. Further update frequency is not specified but indicates ongoing development. ### What is the age rating for Chin Na In Depth? Chin Na In Depth has an age rating of 4+. This suggests it is suitable for a wide audience, though the content itself may be more relevant to older users interested in martial arts. ### Can I download the Chin Na lessons for offline viewing? Yes, the app allows you to stream or download Chin Na video lessons. This feature enables offline access to the instructional content. ## Version history (last 2 releases) ### 1.0.1 — 2023-01-16 App updated to the latest operating system, bugs fixed, crashes resolved. Please leave 5-star review to help launch this new app. Free sample videos. This app contains the entire video contents for a fraction of the price, with a single purchase per program.  We ask for your optional email to contact you about app improvements and other YMAA.com news. You can click past the email request. This app is made directly from the author and publisher. Thanks for your support! ### 1.0 — 2021-04-08 No release notes. ## Apps similar to Chin Na In Depth | App | Rating | Price | Category | | --- | --- | --- | --- | | [Muay Thai and Kickboxing](https://appshunter.io/ios/app/muay-thai-and-kickboxing/id1624463429) | 4.8 (109) | Free | Health & Fitness | | [LastTimer](https://appshunter.io/ios/app/lasttimer/id1571153200) | 5.0 (11) | $0.99 | Health & Fitness | | [GGL : Program Diet Sehat](https://appshunter.io/ios/app/ggl-program-diet-sehat/id1575312800) | 5.0 (1) | Free | Health & Fitness | | [The Fit Indian](https://appshunter.io/ios/app/the-fit-indian/id1569652920) | — | Free | Health & Fitness | | [KungFu Academy](https://appshunter.io/ios/app/kungfu-academy/id6450171624) | — | Free | Health & Fitness | | [Meditation & Taoist Alchemy](https://appshunter.io/ios/app/meditation-and-taoist-alchemy/id1001857331) | 4.2 (10) | Free | Health & Fitness | ## More apps by YMAA Publication Center, Inc. - [Tai Chi Ball Qigong](https://appshunter.io/ios/app/tai-chi-ball-qigong/id891633329) - [Yang Tai Chi for Beginners 1](https://appshunter.io/ios/app/yang-tai-chi-for-beginners-1/id904366987) - [Yang Tai Chi for Beginners 2&3](https://appshunter.io/ios/app/yang-tai-chi-for-beginners-2-and-3/id909275933) - [Eight Brocades Qigong Standing](https://appshunter.io/ios/app/eight-brocades-qigong-standing/id916009038) - [Eight Brocades Qigong Sitting](https://appshunter.io/ios/app/eight-brocades-qigong-sitting/id919126298) - [Joint Locks by Rory Miller](https://appshunter.io/ios/app/joint-locks-by-rory-miller/id927960246) All apps by YMAA Publication Center, Inc.: https://appshunter.io/developer/891633332 --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-15.*