Syncing Invoice Ninja and Sendloop is currently on our roadmap
Invoice Ninja is a free, open-source solution for invoicing & billing customers. With Invoice Ninja, users can easily create and send professional invoices from any internet-enabled device. Clients can print invoices or download them as pdf files as well as pay online from within the system.
Sendloop is an easy-to-use email marketing automation service that you can customize and use on your own without any support from IT people. Sendloop helps you reach your target audience via the right channels to grow your business and increase your digital value.
PieSync is easy to use and helps you build your business by increasing productivity. Our two-way contact integration will decrease data errors and ensure that you and your team will have access to the most up to date customer information.