The best alternatives to HeadScroll are Google, Hawkeye Access, and Kai. If these 3 options don't work for you, we've listed a few more alternatives below.
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AssemblyAI— Speech-to-Text API with superhuman accuracy
Search the world's information, including webpages, images, videos and more. Google has many special features to help you find exactly what you're looking for.
Hawkeye Access lets you use eye and face movements to control your device hands-free. For people with motor impairments, this makes controlling an iOS device much easier.
Kai is a gesture recognition device which you track hand and finger movements and control your devices with gestures. You can now scroll, select, pinch or even automate complex workflows in your apps with just a flick of your fingers. Kai will make you more efficient and productive at what you do every day.
Gestoos App allows you to interact freely using gestures connecting each gesture with a command or shortcut to the apps installed on your computer. It provides easy touch-free interaction and can be Integrated with other Voice Artificial Intelligence systems.