What are some alternatives?
Lightspeed POS - retail and restaurant point-of-sale, ecommerce, and omnichannel solution
PayPal - PayPal is the faster, safer way to pay online without sharing financial details, send and receive money or accept credit and debit cards as a seller
uniCenta oPOS - Award winning Point Of Sale
Stripe - Online payment processing for internet businesses. Stripe is a suite of payment APIs that powers commerce for online businesses of all sizes. Use Stripe’s payment platform to accept and process payments online for easy-to-use commerce solutions.
Path Finder - The Finder, reinvented. Path Finder is an award-winning file browser and management application for Mac OS X.
PaySimple - PaySimple is a cloud-based point-of-sale platform that caters to small business owners.