Invoice Ninja is a powerful and versatile invoicing and business management software trusted by over 200,000 businesses. Available on the iPhone platform, this free app offers a comprehensive set of features to help you create invoices, track payments, manage vendors, expenses, and time billable tasks and projects.

With Invoice Ninja, you can easily create professional invoices, quotes, and credits, and accept payments from your clients. The app also includes a product library and client management system, allowing you to quickly populate invoices and quotes. Additionally, you can manage projects and tasks, track time, and monitor progress using the intuitive kanban boards.

The Pro and Enterprise plans offer even more benefits, such as unlimited clients, invoices, and quotes. You can also email invoices and quotes directly from your Gmail account and attach third-party files to client invoices and emails.

The app's intuitive business dashboard provides a comprehensive overview of your revenue, invoices sent, and recent activity data. You can also track upcoming invoices, invoices past due, and more.

Invoice Ninja makes it easy for clients to pay you faster by accepting credit cards, ACH payments, PayPal, and more. Clients can pay directly from their invoice with just a click of a button. The app also sends notifications to keep you up-to-date on client activities and payment statuses. You can even automate payment reminders and past due notifications.

Whether you're a freelancer, small business owner, or entrepreneur, Invoice Ninja is an essential tool for managing your invoicing and business operations. Download the Invoice Ninja app today and start invoicing clients and getting paid!

Please note that Invoice Ninja is also available as a self-hosted solution, with its source code available on GitHub for those who prefer self-hosting options.