iPayment offers a variety of payment processing solutions, but as of the last available information up to October 2023, they do not specifically advertise a dedicated mobile app for their services. Instead, iPayment provides tools that can be used through various platforms, including mobile-friendly websites and integrated solutions that may be available within partner applications. Business owners using iPayment can access transaction data and manage their accounts online, typically via a web interface that is accessible through mobile devices. For the most accurate and updated information regarding their offerings, including any potential mobile applications or tools, it is advisable to check the official website, where details about their latest services and solutions can be found.