
IBilling is a professional CRM, accounting, and billing software PHP script built for businesses that need a simple yet powerful way to manage customer relationships, finances, and invoicing. Whether you run a small startup or a growing company, IBilling provides the tools you need to stay organized and get paid faster.
The software features a beautifully designed interface focused on usability, so you can onboard quickly and start managing your business without a steep learning curve. It is written in PHP and licensed under GPL v3.34.2, giving you the freedom to use it across unlimited domains.
IBilling helps you replace multiple disconnected tools with a single, cohesive platform. By centralizing your CRM, accounting, and billing functions, you reduce the time spent switching between apps and minimize the risk of missed invoices or payment delays. The one-click payment reminder feature ensures clients are nudged promptly, improving your collection rate without extra effort.
The unlimited domain license means you can deploy IBilling across as many projects or client sites as you need, making it a cost-effective choice for developers and agencies. Clean, virus-free files give you peace of mind that the code is safe to run on your server.
IBilling stands out as an affordable, scalable solution that does not require a monthly subscription. The GPL license gives you full control over how and where you use the software, and the lifetime updates ensure it stays functional as your needs evolve. With built-in payment gateway integration, you can start accepting online payments right away — no additional plugins or complex setup required.
IBilling delivers a complete CRM, accounting, and billing solution in a single PHP script. It is designed to be affordable, easy to use, and flexible enough for a wide range of business needs. If you want to streamline your customer management and invoicing workflow without recurring subscription fees, IBilling is a practical choice worth considering.