Help centre
Everything you need to know
A walkthrough of the generator, answers to the questions we get most often, a few invoicing habits worth adopting, and fixes for the rare things that go wrong.
Step-by-step guide
- 01
Open the Generator
Use the navbar, or the 'New invoice' button in the top-right corner.
- 02
Add invoice details
Invoice name, number, currency, issue date and due date.
- 03
Fill in Bill From
Your business name, address, email and phone — the sender block.
- 04
Fill in Bill To
Your client's details. These appear side by side with yours on the page.
- 05
Write the summary
A description of the work, the amount, payment method and any closing notes.
- 06
Check the preview
The document on the right is exactly what the PDF will contain.
- 07
Download
Click Download PDF. It saves as invoice.pdf and a copy lands in Saved Invoices.
Frequently asked questions
No. InvoiceGen works entirely in your browser — open the Generator page and start typing. There is no signup, email verification or trial period.
Invoicing tips
Number your invoices consistently
A simple INV-001, INV-002 sequence is enough, and it makes chasing a late payment far easier.
Always set a due date
'Net 14' beats 'at your convenience'. An explicit date on the document gives you something to point at.
Spell out the payment method
Bank name and last four digits, or the UPI/PayPal handle. Fewer follow-up emails, faster payment.
Keep a template per client
Download one invoice per client, then reuse it monthly and only change the number, dates and amount.
Troubleshooting
My saved invoices disappeared
Local storage was cleared — by a browser cleanup tool, private browsing, or 'clear site data'. Saved invoices cannot be recovered, so download the PDF as your permanent copy.
The preview looks cramped on my phone
The preview stacks below the form on small screens. Rotate to landscape or open the page on a laptop for a full-width document view.
The amount in words looks wrong
Check the Amount field contains only digits and a single decimal point. Commas and currency symbols belong in the Currency field instead.
Glossary
- Bill From
- The sender — you or your business. Appears on the left of the invoice.
- Bill To
- The client being charged. Appears on the right.
- Due date
- The date payment is expected. Usually 7, 14 or 30 days after the issue date.
- Amount in words
- The total written out in English, a common requirement on formal invoices.
- Template
- A saved invoice reopened in the generator as the starting point for a new one.