Syncing Invoice Ninja and Mailigen 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.
Mailigen offers a multitude of useful features that enables the user to develop appealing e-mail marketing campaigns, optimize their potential for increasing conversions, and distribute them manually or through behavior-based automation.
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.