Why you should buy the Square Terminal. Designed to work with all major credit and debit cards, Square collects a 2.6% fee on all transactions, plus 10 cents for every dip, tap, or swipe.

Luckily for the hustlers out there, the Square Terminal and Register card-reading devices are both 20% off this week on Amazon. Square Terminal, $240, original price: $299 .

Square Terminal can be purchased on Square Shop, Amazon, BestBuy, Target, and Walmart. Square for Retail and Square Appointments offer three monthly subscription plans: Free, Premium, and Plus.

Square, the payment-processing unit of San Francisco-based Block Inc., has unveiled two new apps for Square Terminal. The new apps, Square for Retail and Square Appointments, enable merchants to ...