Square is the best POS for small businesses, according to our latest testing figures. Crucially, it offers a free plan with a complimentary card reader, which means you can get started with minimal ...

For small-business owners looking for a top-notch POS system, Square is a cost-effective and easy-to-use solution, though not a strong fit for Windows users.

Square POS is free to install, making it a super cost-effective option for small businesses. The provider charges per transaction, rather than a monthly fee – typically 2.6% + 15¢ for swiped, dipped, ...