Stop chasing invoices.Get paid automatically.

Automatic, polite follow-up emails for unpaid invoices — so you get paid on time without awkward messages.

Start free — no credit card required

Set up in 2 minutes. Cancel anytime.

Why InvoiceFlow

Late payments are normal. Chasing them shouldn't be your job.

InvoiceFlow provides invoice follow-up automation that sends professional email reminders on your schedule until an invoice is paid — calmly, consistently, and without awkwardness.

No accounting.
No payment processing.
Just follow-ups that work.

How it works

Add your invoice

Enter the client's email, invoice number, amount, and due date. Optionally add a link to the invoice PDF or payment page.

Choose tone & schedule

Use ready-made templates (Friendly, Neutral, or Firm). Default reminders are sent on the due date, then after 3, 7, and 14 days.

Get paid

Automatic invoice reminders send until you mark the invoice as paid.

Example follow-up emails

Friendly reminder

Neutral follow-up

Firm reminder

All templates are fully editable.

What you get

Automatic follow-up emails so you don't chase clients manually
Custom reminder schedules for overdue invoices
Editable email templates you can personalize
Activity log showing what was sent and when
One-click "Mark as paid" to stop reminders instantly

No AI gimmicks. No accounting bloat.

Pricing

Free

Up to 5 invoices

All reminder features included

Start free

Pro — $12/month

Unlimited invoices

Unlimited reminders

Priority support

Upgrade to Pro

Upgrade anytime. Cancel anytime.

Frequently asked questions

Does InvoiceFlow create invoices?

No. InvoiceFlow only handles follow-up emails for existing invoices.

Does InvoiceFlow process payments?

No. You can include a link to your existing payment method if needed.

Who sends the automatic invoice reminders?

Emails are sent automatically from InvoiceFlow using a verified sending domain. (Gmail sending support planned.)

How do automatic invoice reminders stop?

Mark the invoice as paid and all future reminders stop immediately.

Is this safe for client relationships?

Yes. Templates are professional, polite, and designed to avoid awkwardness.

Stop chasing payments.
Let follow-ups send themselves.

Start free — no credit card required