Bitcoin Cash (BCH)
Depending on where you are located you should be able to purchase Bitcoin Cash (BCH) from within the Bitcoin.com wallet by tapping on the "Buy Bitcoin" option in the home screen.
This will take you to: https://buy.bitcoin.com and this service is run by Simplex for us.
You can also purchase Bitcoin Cash using any of the exchanges listed at the link below:
Please note that although you can manage both Bitcoin Core (BTC) and Bitcoin Cash (BCH) in your Bitcoin.com wallet, you must not send BTC to a BCH address and vice-versa.