If you're looking to Download BlueIODevin on your Macbook laptop Then read the following guideline.
The BlueIODevin is an iOS app that works with the BlueIO832Mini board which acts as a device interface. The BlueIODevin app pairs with a BlueIO832Mini board (via Bluetooth), which connects to an I2C (or SPI) device. After pairing, the BlueIODevin app allows mobile users to read/write data from/to the remote I2C (or SPI) device in a specific address (in hex value). The BlueIODevin app and BlueIO832Mini board are the products of I-SYST Inc.
