Best Remote/Offline POS System for Restaurant Retail POS

Manage stock, sales, various reports, invoices, accounting, expenses, and so much more. it should be integrated with real-time lipa na mpesa. receive alerts when a customer pays through any mobile payment method. furthermore the customer should get an automatic thank you message upon payment. the point of sale software features should also have stock management/inventory management, employee management, leave management, hr management, customer management, and so much more.