Flint invoicing not meeting your needs? Try Wave's invoicing, there’s no monthly fee.
Wave VS. Flint
Unlimited vendors and customers
Synced into Accounting
Automated Payment Reminders
Invoice Open Tracking
Invoice Apps for iOS and Android
Credit card processing
Customers Love Wave
4.5 out of 5 stars based on user reviews collected by G2Crowd as of spring 2019.
"highly recommend @WaveHQ if you're freelance as it does passive aggressive late payment reminders for you :') "
Flexible billing to suit any customer. Time-saving features like scheduled payment reminders and automatic credit card payments. Connects seamlessly with Wave’s free invoicing and accounting software, so you’ll always have the information you need in one place. Pay only 2.9% + 30¢ per transaction with no subscription fees or hidden charges.