InvoiceBerry is an online invoicing software designed for small businesses and freelancers. It provides a range of features that aim to simplify the process of invoices and expense tracking, thus helping users save time and money. The program promises quick invoice creation, with the first one supposedly taking less than 60 seconds to generate.

One of the notable features of InvoiceBerry is its customizable professional invoice templates. Users can simply choose a template, upload their company's logo, insert their invoice items and customer details, and an invoice is ready to be sent out. The software offers ease and speed in sending invoices as it allows emailing which eliminates the need for printouts. InvoiceBerry has also partnered with leading email service providers to ensure the invoices reach the customers' inboxes.

Another notable feature is the tracking system the program offers. Users are able to keep tabs on their payments, enabling them to see which clients have paid and which ones have not. Unpaid invoices are displayed prominently on a user's dashboard, providing immediate visibility on payment status. Furthermore, the software facilitates sending of payment reminders with just one click.

The software also caters to international businesses by providing multi-currency invoicing. This feature enables businesses to create and send invoices in different currencies, making it a suitable choice for businesses with a global customer base.

Finally, by integrating with online payment systems, InvoiceBerry makes the payment process easier for the users' customers. This potentially speeds up the payment process by providing customers with a more direct and convenient method to settle their invoices.

In conclusion, InvoiceBerry is positioned as a time-saving and efficient tool for small businesses and freelancers needing invoicing and expense tracking services. Its functionality encompasses invoice creation, expense tracking, reporting, client management, payment tracking, and an array of other useful features. This combination promises to be particularly beneficial for small businesses aiming to streamline their financial management practices.