Apple has already invested heavily in accessibility across all of their platforms. The market for hearing aids is far larger than some of the tools that they currently deliver.
While Apple is arguably ahead in the quality and features of their accessibility technology, the potential convergence of hearing aids and voice based tools means that Google, Amazon and Microsoft are certainly looking into this.
https://www.apple.com/accessibility/
While Apple is arguably ahead in the quality and features of their accessibility technology, the potential convergence of hearing aids and voice based tools means that Google, Amazon and Microsoft are certainly looking into this.