Redstone Builder for Minecraft PE — the minecraft PE app lets you build anything fast and easy! You can build anything from basic circuits to advanced structures. Surprise your friends with this app!
How to use:
1) Open your map in MCPE and stand on the place where you want to build something, then close the map.
2) Open the app and select the building
3) Select your card
4) Adjust the starting height of the building or just click on the Build button
5) Enjoy your new cool building!