Stealth Deluxe Core Trainer/Hardest Core Exercise EVER

Play games on your smartphone by using your Abs. The Stealth Fitness app is FREE and includes 4 games "Stealth Speed Gliding", "Color Chase", "Galaxy Adventure" and "Space Escape." Tracks your daily progress and includes real-time Worldwide Leaderboard. Create and compete in challenges with friends and family. No Subscription Required. Premium Game version is available with new games! Plank and Play Games with proprietary 360 degree motion! Stealth provides a superior multi-directional dynamic exercise experience that allows you to move at multiple angles while playing innovative fitness games on your phone! Get a strong core and a healthy back in under 3 minutes a day. Stealth Plankster uses your core strength to control the action on your mobile phone screen, making static exercises like the plank more engaging — for your muscles and your brain. Fits any size smartphone for a fun engaging workout. Stealth takes one of the most basic training exercises, the plank, and turns it into a full-on gaming experience.