Card reader

[Wingy]

Square card reader it's work in any tablet android brand before I buy it I want to know the brand what I have to buy to use it with square apps

[Candlestore]

@Wingy ;

Since your not stating which Brand of android you looking into, here is a link to verify compatibility and there is a section where you can search for issues with certain brands.

https://squareup.com/us/en/compatibility