Intuit Inc. is an American software company that develops financial and tax preparation software and related services for small businesses, accountants and individuals. Its gateway features are email invoices, generate reports, recurring billing and security features of AVS, CCV, PCI Compliance and SSL encryption. Intuit QuickBooks bookkeeping software features like TurboTax and Quicken that provide payment support for taxes and personal finance respectively. Its services include pay-as-you-go option for merchant solutions, Bookkeeping software integration, virtual terminal and online invoicing. It also has a GoPayment feature for mobile payment processing along-with its mobile apps for Android and iOS.
Yes, the PayPals Rest API can be used by Merchant in 202 countries. It covers most of the countries and to be sure you may look up for your country here: https://www.paypal.com/us/webapps/mpp/country-worldwidePayment Gateways (US) PayPal