Open Roberta Mobile is a free educational app that allows you to bring robots and microcontrollers to life. It offers a visual programming language called NEPO®, which allows you to create programs for different systems such as the LEGO® Education WeDo 2.0. With the app, you can transfer your NEPO programs wirelessly to the WeDo 2.0 via Bluetooth, using either a smartphone or a tablet.

This app comes with many features, including a gallery for sharing programs, live help for a quick introduction to coding, source view, and various languages for users worldwide. With its user-friendly interface and easy-to-use drag-and-drop system, Open Roberta Mobile is an excellent tool for those interested in coding and robotics.