1Sheeld turns your smartphone into 40 different Arduino shields.

Voice Recognition, Twitter, GPS, Gamepad, Camera and more.

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1Sheeld consists of two parts

Physical Board

With a microcontroller and a bluetooth module to transmit data between Arduino and your smartphone

Mobile App and Platform

Opens your phone's sensors and capabilities to be used as virtual shields for Arduino

How to use 1Sheeld


Stack 1Sheeld on top of your Arduino board, and write the code using 1Sheeld library.


Pair 1Sheeld board with 1Sheeld app over bluetooth.


Select the shields from a list of over 40 shields.

Our Shields

1Sheeld Projects built by makers like you

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