Free Monthly Invoice Generator
Bill the same client month after month — the period in every line, the month in the invoice number — and download each month's PDF in about a minute.
Saved invoices
Saved automatically in your browser.
Your business name
INVOICE
INV-001
Billed to
Client name
| Description | Qty | Rate | Amount |
|---|---|---|---|
| Item description | 1 | — | $0.00 |
- Subtotal
- $0.00
- Total
- $0.00
Making next month's invoice a two-minute job
The single most useful thing on a monthly invoice is the period, and it does not belong to the issue date. An invoice raised on 1 September for August work shows a September date at the top, so put the period where it cannot be misread: in each line description. "Linen rental and laundering — August 2026 (4 weekly deliveries)" answers the question before it is asked. Number by period too — 2026-08, or ALDER-2026-08 if you bill several clients on a monthly cycle — so your downloaded PDFs sort chronologically and both sides can refer to "the August one" without ambiguity.
Structure the lines so the client can compare one month against the last. Keep the fixed monthly charge on line one, worded identically every time, and put everything variable below it: overage hours, extra visits, pass-through costs, replacements, a one-off for an event. Then a bookkeeper reading August only has to look at the lines under the first to see what changed. Mark one-offs as one-offs in the description — "private event, 16 Aug", "one-time setup" — which stops the client budgeting for it forever and reminds you to delete the line next month. A part month gets prorated with a decimal quantity, say 0.55 of the monthly fee, or billed by the day on its own line; either is fine as long as the description says which.
Nothing goes out on a timer. The Send button prepares the PDF and hands it to your own email or messaging app — or, where the browser cannot share files, downloads it and opens a pre-filled draft for you to attach it to — so the invoice only leaves when you press send there. What makes next month fast is the autosaved draft: reopen the page and your details, the client and last month's lines are still in place. The invoice number moves on by itself when you download, so most months you are only shifting the two dates, updating the period in the descriptions and adjusting the quantities that moved. Set a real due date each time rather than leaving "Net 15" in the notes to be worked out.
What changes between July and August?
A linen company bills a restaurant once a month for four weekly deliveries on a standing agreement, so the first line is a flat monthly charge that has not moved since the contract was signed. Everything below it is counted at the door: chef coats are priced per garment per week, which makes eleven coats across four deliveries a quantity of 44 rather than a lump sum, a private dinner on the 16th needed extra table linen for one night, and two aprons went in the bin at the replacement rate. Only the last three lines differ from July's invoice.
| Description | Qty | Rate | Amount |
|---|---|---|---|
| Linen rental and laundering — August 2026 (4 weekly deliveries) | 1 | $620.00 | $620.00 |
| Chef coat rental — per garment-week (11 coats, 4 deliveries) | 44 | $2.85 | $125.40 |
| Additional table linen — private event, 16 Aug (one-time) | 1 | $185.00 | $185.00 |
| Replacement charge — 2 aprons damaged, per §4 schedule | 2 | $14.50 | $29.00 |
| Subtotal | $959.40 | ||
| Total due | $959.40 | ||
Line one is worded exactly as it was in July, so the client's bookkeeper only has to read the lines beneath it to see what August did differently.
Set up month one so month twelve is easy
Put the period in the line, not just the date
Write "August 2026" or "1–31 Aug" into each description, because the issue date at the top is when you raised the invoice and is usually the wrong month.
Number by period
Use 2026-08 or a client code plus the month, so a folder of downloaded PDFs sorts itself and neither of you has to work out which month invoice 47 covered.
Fixed charge first, same words every time
Keep the recurring fee on line one with identical wording month to month, so a client comparing two invoices can see at a glance that only the lines below it moved.
Flag the one-offs
Say "one-time" or name the date in the description of anything that will not recur, which both manages the client's expectations and tells you what to delete next month.
A due date, every month
Set an actual date in the due-date field each time rather than leaving "Net 15" in the notes, since a rolling monthly bill is exactly where an unstated deadline slips.
How to create an invoice online
- 1
Fill in the details
Add your business info, your client, line items, tax, and an optional logo or discount.
- 2
Watch the live preview
The invoice updates as you type, so you always see exactly what your client will receive.
- 3
Download the PDF
One click generates a clean, professional PDF invoice — free and without a watermark.
A simple invoice maker for freelancers and small businesses
Everything you need to bill a client properly — and nothing you don't. Create an invoice, check the live preview, download the PDF, get paid.
Instant PDF download
Generate a polished A4 invoice PDF in one click — no waiting, no email required.
No sign-up, no watermark
Completely free to use. Your invoice is yours, with no branding stamped on it.
Private by design
Everything happens in your browser. Your invoice data never touches a server.
Logo, tax & discounts
Add your logo, any tax label and rate (VAT, GST, sales tax), and percentage or fixed discounts.
Saves as you type
Your draft is stored locally in your browser, so an accidental tab close loses nothing.
20 currencies
Invoice in USD, EUR, GBP, INR, JPY and more, with correct rounding for each currency.
Frequently asked questions
Will it send the invoice automatically each month?
No — nothing goes out on a timer. The Send button hands the finished PDF to your own email or messaging app, or downloads it and opens a pre-filled draft for you to attach it to, and you press send. Saving an invoice to reuse asks for your email once, and a recurring template — one that tracks the next due date and builds the next invoice with its number and dates already advanced, for you to review — is a Pro feature. The sending stays yours either way.
How should I number monthly invoices?
By period rather than by count: 2026-08, or a client code plus the month such as ALDER-2026-08 if you bill several clients monthly. The files sort themselves chronologically and nobody has to translate invoice 47 into a month. Downloading advances the trailing number for you, which lands on next month all year — at the December-to-January roll you type the new one yourself.
Should the invoice show the billing period or just the date?
Both. The issue date says when you raised the invoice, and the period belongs in the line descriptions, because a bill raised on 1 September usually covers August and the two are easy to confuse in someone else's records.
How do I bill a partial month?
Either prorate with a decimal quantity — 0.55 in the quantity column against the full monthly rate — or bill the days on their own line at a daily rate, and say which you did in the description. What you are entitled to prorate is whatever your contract says.