BrainBay is described as 'Bio- and Neurofeedback Application, designed to work with the OpenEEG-Hardware' and is an app in the Education & Reference category. There are more than 10 alternatives to BrainBay for a variety of platforms, including Windows, Android, Linux, Mac and iPhone. The best alternative is BrainExpress. It's not free, so if you're looking for a free alternative, you could try OpenVibe or FRIEND Engine. Other great apps like BrainBay are BrainZen (Paid), BioEra (Paid), NeurOptimal (Paid) and Turbo-BrainVoyager (Paid).
BioEra is used to create a design visually. A design represents data flow from input (e.g. biofeedback device) to output (e.g. visual or sound feedback). The flow can be customized with hundreds built-in objects (elements).
NeurOptimal® is an advanced neuro-technology that offers training to the brain, enabling it to function at its best. It works directly with the brain and has been called “the most effective bio-hack on this planet”.
WaveTuner is an Android NeuroFeedback app using a Neurosky Mindwave Mobile to train your brain. It reads the raw and processed data from the device and provides training programs that allow you to train the amplitude of certain frequency bands or combinations thereof.