Send a Demand Letter When a Client Doesn't Pay
A legally-formatted demand letter in 60 seconds. No lawyer needed. $29.
Trusted by thousands
Choose a letter type:
How it works
Step 1
Fill in the details
Enter your info, the recipient's details, and your situation. Takes about a minute.
Step 2
Pay securely
One-time $29 via Stripe. No subscription, no account, no surprises.
Step 3
Download your letter
Get a polished, ready-to-send letter instantly. Save it as a PDF and send.
Trusted by freelancers
★★★★★“I sent the letter on a Friday. Client paid Monday morning. Best $29 I've ever spent.”
Paid in 3 daysMarcus R.
Graphic Designer
★★★★★“Three months of ignored invoices — one DemandFlow letter got a response in 24 hours. It paid for itself 100x over.”
$4,200 recoveredPriya K.
Web Developer
★★★★★“I was about to write off a $950 invoice. The letter looked so professional the client apologized and paid immediately.”
100% recoveryDavid L.
Marketing Consultant