The Plank is a wonderful move to try anywhere to exercise your core muscles. You don’t need any fancy exercise tool to try it. We have already covered a bunch of plank apps that show you how to do the move properly. The Stealth Plankster lets you take it to the next level. It combines with your smartphone to gamify your workout core training.
The device can accommodate a wide variety of smartphones. It comes with Speed Gliding and Core Challenge games for iOS and Android, which you can play while exercising. Thanks to the Stealth Core Trainer, you will be able to target 29 core muscles in just 3 minutes.[where to find it]