Those of you who sell products online know the importance of installing a user-friendly invoicing system to send quotes and invoices to your customers. Sliced Invoices for WordPress can handle the job. It is compatible with PayPal but also works with offline payment methods.
Sliced Invoices lets you name your invoices, set default due date, and define custom terms and conditions for them. It also offers the same features for quotes. Invoices and quotes can be exported to CSV. You can invoice and quote in any currency. What’s neat is you get free and paid extensions for more features, including PDF quotes, additional tax items, recurring invoices, and more payment gateways.
Sliced Invoices comes with customizable email templates. It lets you easily clone existing quotes and invoices. You can try this plugin for free.