JustOn is a software company that specializes in providing cloud-based billing and invoicing solutions. Their platform is designed to automate and manage billing processes, making it easier for businesses to handle invoicing, payments, and financial reporting. JustOn's solutions are particularly beneficial for subscription-based and usage-based business models, offering features such as electronic invoicing, payment reminders, and integration with various CRM and ERP systems. The company aims to enhance operational efficiency, reduce administrative costs, and improve cash flow for its clients.