Hi, @walks !
Katy here from Shopify. I hope all is well with you.
Sure thing, there are quite a few apps available to help you with this from within our Shopify app store.
Some of these - with Android in mind in particular - include:
Each of these include a free trial period for you to test this out with your own store. Alternatively there is also the option to work with a Shopify Expert to help you in building your own custom app.
I hope this helps - do feel free to let me know.