Free, runs entirely in your browser — no sign-up, no file upload to a server.
What does Hourly Rate / Invoice Number Generator do?
It generates sequential invoice numbers with a custom prefix, and totals simple invoice line items.
How do I use it?
Set your numbering format and starting number, or enter line items to get a quick total.
Is my input sent anywhere?
Everything runs in your browser — nothing you type or paste is sent to a server.
How do I report a problem or request a feature for this tool?
Use the Contact / Feedback page — select "Hourly Rate / Invoice Number Generator" as the related tool so we know exactly which tool you mean, then describe the bug or the feature you'd like to see.