Can you have multiple square readers on one?

If you have multiple businesses or need individual separate accounts, you have the ability to create multiple accounts and use the same mobile device, reader, and bank account. Note: You‘ll only need one account to manage a single business with several locations.

Can I use a second hand Square reader?

The reader can be used with multiple devices, but it only connects with one device at a time. To connect your reader to another device, make sure to disconnect it from its current device.

Can anyone get a Square card reader?

Anyone can sign up for the service and get a free reader. If you want to be able to split a bar tab with friends and have them pay you via credit card, you can get a Square account and reader, and then simply swipe your friends cards to get paid.