Rapiro + BLE Nano
Rapiro - The Programmable DIY Robot Kit with Endless Possibilities
Thank you Sunny Cheung for helping us to prepare the detailed instruction as well as the source code for the Apps. You can find the tutorials on his blog.
There are three version of his Apps.
1. Rapiro App (iOS) - JoyPad controller with action buttons
2. RapiroBLE Cordova App (Android or iOS) - run on any platform that supports Cordova
3. RBLRapiro App (iOS) - a simple list version for our initial prototype