MIND CTI is an Israel-based software company with two core businesses: billing and customer care software for telecom operators, and mobile messaging services. The billing business, built around the MINDBill platform, targets tier 2 and tier 3 telecom operators — small-to-mid-sized carriers including wireline, wireless, VoIP, broadband, cable, LTE/5G, and MVNO operators. MINDBill manages the full billing lifecycle, from subscriber registration to payment collection, supporting both prepaid and postpaid models across voice, data, and content services in a single platform. The software can be deployed on-premises or in the cloud, and MIND CTI also sells professional services including implementation, customization, and managed services where MIND CTI runs billing operations on behalf of customers. The messaging business, built through the 2019 acquisitions of two German companies, sells SMS and messaging services to enterprises — primarily in Germany — for notifications, OTPs, and marketing, and also routes wholesale messages between carriers and aggregators globally. MIND CTI also sells PhonEX ONE, a call accounting and analytics product for enterprises used in telecom expense management and contact center tracking. Revenue is overwhelmingly services-based, with software licenses representing less than 4% of total revenue, and the recurring services component creates meaningful switching costs given that customers depend on MINDBill for mission-critical billing operations. MIND CTI's growth strategy relies on M&A, geographic expansion, and adding new modules — including IoT management and an AI chatbot — to its existing platforms.