iPhone Screenshots


1.Practice features: we have the most advanced way of playing the instrument, Combined with outstanding voice recognition arithmetic and selected chord grouping content, helping you to practice instrument effectively and analyze your problem accurately. Finally, we help you to improve your playing level quickly. The immersive high-quality game experience helps you to practice the instrument happily. We increase the challenge step by step in the game process, unceasingly deepening your understanding of the chord. Educate in the joy.

2.Tuner function: Strong anti-interference and noise filtering technology. Support guitar, ukulele, mandolin, Viola Beth and violin precise tuning. This APP can feedback quickly that you should tighten or loosen the tuning mode through voice recognition. Senior tuning mode support: standard, reduced whole, half, open tunings.

3.Chord function: you can check through both sides. Even though you don’t know the chord name when knowing how to play, you can still recognize the name quickly. The app can show the fingering of all the chords and can play the voice when clicked.

4.DIY function: you can organize your own chord content, no limitation of numbers, with dynamic background music or common beats. You can play the voice by clicking and can also practice chords.

Applicable to:
Classical Guitar and Electric Guitar, Yucri, Beth, Mantuo bell, Violin, Cello

Give you music lovers a reason to slow down and learn, really improve your learning speed from listening, watch, and practice, and grow with you by accompanying the practice.

Let’s feel the power of music together!

ChordMusic Subscription
We offer the following premium plan:
- 1 month: $2.99

Includes all instruments (guitar, ukulele, bass, banjo, violin) and the following feature updates:
- Updated chord learning content every month
- Unlock all chord queries, including positive and negative
- Unlock all advanced tuning modes
- Create custom chord sets without any restrictions
- Unlimited use of all drum styles and all sounds

• This price is only for US, pricing in other countries may vary.
• Your subscription will be charged to your iTunes account at confirmation of purchase and will automatically renew (at the duration selected) unless auto-renew is turned off at least 24 hours before the end of the current period.
• Current subscription may not be cancelled during the active subscription period; however, you can manage your subscription and/or turn off auto-renewal by visiting your iTunes Account Settings after purchase, but refunds will not be provided for the unused portion of the term.
• More information, please visit:
Privacy Policy: http://okmatrix.com/privacy.html
Terms of Use: http://okmatrix.com/terms.html
Technical Support: http://okmatrix.com/support.html
If you have any questions and suggestions, please contact us at any time
Contact email: wugangplusplus@gmail.com

Ratings and Reviews

Chord music


A good chord practice tool,check the chord this function is very practical,with chords ,can listen to the chord sound!


yafei zhang
78.1 MB
Requires iOS 9.0 or later. Compatible with iPhone 5s, iPhone 6, iPhone 6 Plus, iPhone 6s, iPhone 6s Plus, iPhone SE, iPhone 7, iPhone 7 Plus, iPhone 8, iPhone 8 Plus, iPhone X, iPad Air, iPad Air Wi-Fi + Cellular, iPad mini 2, iPad mini 2 Wi-Fi + Cellular, iPad Air 2, iPad Air 2 Wi-Fi + Cellular, iPad mini 3, iPad mini 3 Wi-Fi + Cellular, iPad mini 4, iPad mini 4 Wi-Fi + Cellular, 12.9-inch iPad Pro, 12.9-inch iPad Pro Wi-Fi + Cellular, 9.7-inch iPad Pro, 9.7-inch iPad Pro Wi-Fi + Cellular, iPad (5th generation), iPad Wi-Fi + Cellular (5th generation), 12.9-inch iPad Pro (2nd generation), 12.9-inch iPad Pro Wi‑Fi + Cellular (2nd generation), 10.5-inch iPad Pro, 10.5-inch iPad Pro Wi‑Fi + Cellular, and iPod touch (6th generation).
English, Portuguese, Spanish, Traditional Chinese
Age Rating
Rated 4+
© yafeizhang


  • Family Sharing

    With Family Sharing set up, up to six family members can use this app.

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