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Get QMD v2.2 old version APK for Android
A great stroke starts with a straight stroke.
An innovative, high-tech billiards training aid to take your practice sessions and match results to the next level.
QMD is a small, wireless device you attach to your pool cue. Along with the QMD software it provides real-time audible, tactile and visual feedback to help you attain a straight, smooth and consistent pool stroke. A straight stroke improves your pool game and your winning results.