KhataBook is a Bengaluru based mobile app service that shares WhatsApp and SMS reminders to users when money is due to be paid or collected. KhataBook and its app are impacting the Indian SMEs by becoming the system of record for their business dealings, the equivalent of a business ledger on their mobile phones. Businesses can manage their credit accounts on the app, where transactions are recorded and available for review. The app also provides support in regional languages. It helps businesses understand and make better decisions with reports that it generates. The app also backs up all transactions online automatically, so that merchants don’t have to worry if they lose their smartphone.