From Solve Technology:
ST Invoice is a complete invoicing solution, which combines the mobility and flexibility of the Pocket PC with the power and accessibility of the internet. ST Invoice allows users to create invoices and estimates in multiple environments, from the convenience of their office to the doorstep of their customers. The mobile user can service their clients on the spot, generating invoices with ease, even allowing on-site credit card processing. The system will automatically generate a web page for your clients to track their invoices, estimates, and payment history, as well as pay invoices online. You can even set up recurring billing for repeat customers, so if you are a service oriented business, you can create a billing structure for your clients on-site and the system will automatically process their card on a pre-set timeline. The office user can create estimates and invoices for their clients quickly and easily. Create a contact and send out an invoicing in minutes.