Invoice Management System
Stop Chasing Invoices.
Start Getting Paid.
Create, send, track, and collect invoices – all automated, all from one place. No spreadsheets. No chasing clients. No wasted hours.
OnlineCheckWriter.com- Powered by Zil Money is a fintech, not a bank. FDIC coverage is provided through our partner banks Texas National Bank and Lincoln Savings Bank.
$1M+
Business Accounts
22,000+
Financial institutions integrated
100%
Fraud detection accuracy
24/7
Real-time protection
Manual Invoicing Is Costing You Real Money
Nearly 1 in 4 small business invoices is paid late – not because clients don’t want to pay, but because there was no automated follow-up.
Invoices get lost in inboxes
You send it. They say they never got it. You send it again. Then wait.
No automatic reminders
Clients forget. You forget to follow up. Cash sits uncollected for weeks.
No visibility
Invoices spread across spreadsheets, email, and paper. Something always slips.
Up and Running in Under 5 Minutes
2. Send via Email or SMS
Deliver the invoice instantly with a one-click payment link included automatically.
3. Reminders Go Out Automatically
We email a secure, encrypted one-time PDF. Delivered in seconds, not days.
4. They Print & Deposit
Payments come in. Your dashboard updates in real time. Books stay clean.
Everything You Need to Get Paid – In One Place
Every feature works together. Specifically, there is no switching between tools. No manual work.
Create Invoices in 2 Minutes
Create a invoice, add your client’s details, itemize services, and hit send. As a result, every invoice looks clean and professional with a one-click payment link built in.
Send by Email or SMS
Clients get invoices instantly via email or text – whichever they prefer. Every message includes a direct payment link. Because faster delivery means faster payment.
Automatic Payment Reminders
Set your reminder schedule once. The platform follows up with unpaid clients automatically – on whatever schedule you choose. You stop chasing. The software does it.
Recurring Invoices
Billing the same client monthly? Set up a recurring invoice once and it goes out automatically – on schedule, every time, without you touching it.
Physical Invoice Mailing
Some clients need paper. We print, fold, stuff, and mail via USPS or FedEx – straight from the platform. No post office trips. Zero extra effort.
Centralized Tracking Dashboard
Every invoice – sent, viewed, pending, paid, overdue – in one clean dashboard. Know the moment a client opens your invoice. Get notified the instant you’re paid.
FREQUENTLY ASKED QUESTIONS
What is invoice management software?
Invoice management software automates the full cycle of creating, sending, tracking, and collecting invoices. It eliminates manual data entry, missed follow-ups, and scattered records - so you get paid faster with less effort.
How do automatic payment reminders work?
You set a schedule once - for example, a reminder 3 days before the due date, on the due date, and 7 days after. The platform sends each reminder automatically with a direct payment link. You don't have to manually follow up with anyone.
Can I send invoices by text message?
Yes. OnlineCheckWriter.com lets you send invoices directly via SMS. Each text includes a payment link so clients can pay immediately from their phone - no login required.
Does it work with QuickBooks and Xero?
Yes. We integrate with QuickBooks Online, QuickBooks Desktop, Xero, Zoho Books, FreshBooks, Wave, Sage, and more. Your data syncs automatically - no duplicate entry needed.
What is AI Email-to-Bill Conversion?
Forward any vendor invoice - PDF or email - to your dedicated address. Our AI automatically reads it, extracts the data, and creates a structured bill ready for review and payment. It eliminates manual entry entirely.
How much does it cost?
OnlineCheckWriter.com starts at $5 per month and includes invoicing, check writing, payment processing, and integrations - all in one platform. You can start with a free account to explore before upgrading.
Real Stories, Real Results
Experience fast, secure, and cost-effective international transfers
Karla C.
"The best online software"
Save time
Chansa Catherine
"overall it was a good experience, loved the mobile app, came in handy when on the move out of the office"
Money arrives in minutes
Danylo
"I use Online Check Writer daily and I am satisfied that I selected that product"