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Payment reminder messages on WhatsApp: 20 polite examples

Name the invoice, the amount and the due date, and say how to pay: 20 polite WhatsApp payment reminders in English and Hindi, from gentle to final notice.

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By WavesFlo team
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A good payment reminder on WhatsApp names the invoice number, the amount in rupees and the due date, says how to pay, and stays polite even when it's firm. Send the first a few days before the due date, one on the day, then reminders about a week apart, in working hours, from the number the customer knows.

Below: what every reminder needs, a timetable from before the due date to a final notice, 20 examples (six for before and on the due date, six for overdue invoices, three final reminders, and five in Hindi and Hinglish), how to share UPI details safely, and how to remind many customers at once. Replace the words in square brackets.

One boundary first. WhatsApp's Business Messaging Policy lists debt collection among the uses it prohibits. These messages are for a business reminding its own customers about its own invoices. Once a debt has gone to a collection agency or a lawyer, the conversation belongs with them, not on your sales number.

What should a payment reminder include?

Everything the customer needs to pay without asking you a question:

  • The invoice number and date, so their accounts team can find it.
  • The amount in rupees, exactly as invoiced, including GST.
  • The due date, and the credit period behind it, such as 30 days from the invoice date.
  • How to pay: your UPI ID, a QR code, bank details for NEFT or RTGS, or a payment link.
  • What to do if they've already paid: send the UTR or a screenshot, so you can match it.
  • Who to contact about a query or a dispute, if it isn't you.

Leave out anything you wouldn't want forwarded to their boss or family: threats, sarcasm, capital letters for emphasis, and other customers' names. Keep reminders in the one-to-one chat. A payment reminder posted in a WhatsApp group, even a dealers' group, tells everyone in it who owes you money.

When should you send a payment reminder?

A payment reminder timetable
WhenToneWhat it does
3 to 5 days before the due dateFriendlyA heads-up while there's time to schedule the payment
On the due dateFriendlyA clear reminder with the payment details in it
3 days overduePoliteAssumes an oversight and makes paying easy
7 to 10 days overduePolite and directAsks for a payment date, or for what's holding it up
About 3 weeks overdueFirmStates what happens next under your agreed terms
About 30 days overdueFinalA last written reminder before accounts call or a formal notice

Adjust the gaps to your credit terms: a dealer on 45-day credit and a household paying monthly fees need different rhythms. Send in working hours, around 10:00 to 18:00 IST on weekdays for businesses, never late at night, and not on festival days. If a customer replies with a date, stop the sequence and remind them once, on that date.

Polite reminders before and on the due date

Before the due date, a reminder is a service: it helps the customer plan. Keep it light and make the payment details the main thing in it.

Hi [name], a quick heads-up from [company]:
invoice [number] for ₹[amount] is due on [date].
UPI: [upi-id]. Bank details are on the invoice.
Thank you.
1. A few days before: the heads-up
Hi [name], invoice [number] for ₹[amount] is due on [date].
You can pay here: [payment link]
or by UPI to [upi-id], payee name [registered name].
Thanks, [your name], [company]
2. Three days before, with a payment link
Hello [name], a reminder that the [month] fee of ₹[amount]
for [student's name] is due by [date].
UPI: [upi-id]. Please share the UTR after paying. Thank you.
3. For monthly fees
Hi [name], invoice [number] for ₹[amount] is due today.
UPI: [upi-id], or NEFT to the account on the invoice.
If it's already done, please send the UTR so we can update our records.
4. On the due date
Hi [name], attaching invoice [number] again for your records:
₹[amount], due today. Payment details are on page 2.
Let me know if your accounts team needs anything else.
5. On the due date, with the invoice attached
Hi [name], just a reminder that invoice [number] (₹[amount]) is due today.
You're always prompt, so please ignore this if it's on its way.
Thank you for your business.
6. For a customer who usually pays on time

Overdue payment reminders, from gentle to firm

Assume an oversight first. Then ask for a date, and then for the reason. Each reminder states the amount and how long it has been overdue, without commentary.

Hi [name], a gentle reminder that invoice [number] for ₹[amount]
was due on [date]. It may have slipped through,
so here are the payment details again: [upi-id].
Thank you.
7. 3 days overdue: the gentle reminder
Hi [name], invoice [number] (₹[amount], due [date]) still shows as unpaid.
Has it reached your accounts team?
I'm happy to send it to them directly.
8. 3 days overdue: has it reached accounts?
Hi [name], invoice [number] for ₹[amount] is now 7 days overdue.
Could you let me know when we can expect the payment?
9. 7 days overdue: asking for a date
Hi [name], we haven't yet received ₹[amount] against invoice [number].
If there's a problem with the invoice or the delivery, tell me
and I'll sort it out. Otherwise, please confirm a payment date.
10. 10 days overdue: asking what's holding it up
Hi [name], if paying the full ₹[amount] for invoice [number]
is hard right now, we can accept ₹[part amount] now
and the balance by [date]. Would that help?
11. Offering a part payment
Hi [name], invoice [number] for ₹[amount] is now 14 days overdue,
and we haven't had a reply to our last two messages.
Please make the payment or confirm a date by [date].
12. 2 weeks overdue: firm and factual

Final reminders before you escalate

A final reminder states a fact, a date and a consequence already in your agreed terms, such as pausing further supplies or service. Mention only what you will actually do, and only charges your terms provide for. A formal notice, if it comes to that, is for your lawyer or accountant to send, not a WhatsApp chat.

Hi [name], invoice [number] for ₹[amount] is now [days] days overdue.
As per our terms, we'll need to pause further [orders or service]
from [date] until the account is cleared.
Please let me know if you'd like to discuss it.
13. About 3 weeks overdue
Dear [name], this is our final reminder about invoice [number]
for ₹[amount], due on [date] and now [days] days overdue.
Please make the payment by [date].
After that, our accounts team will follow up separately.
[Your name], [company], [phone]
14. About 30 days overdue: the final reminder
Hi [name], you'd confirmed payment of ₹[amount] for invoice [number]
by [date], but we haven't received it yet.
Please complete it today, or call me on [phone] if something has come up.
15. When a promised date was missed

Payment reminders in Hindi

Write in the language the customer uses with you. Here are three reminders in Hindi and two in Hinglish, the Roman-letter Hindi many people type on WhatsApp. Keep the invoice number, amount and UPI ID in figures, exactly as they appear on the invoice.

नमस्ते [name] जी,
[company] की ओर से याद दिला रहे हैं कि
इनवॉइस [number] के ₹[amount] का भुगतान [date] तक करना है।
UPI: [upi-id]
धन्यवाद।
16. Before the due date, in Hindi
नमस्ते [name] जी,
इनवॉइस [number] के ₹[amount] का भुगतान [date] से बकाया है।
कृपया बताएँ कि भुगतान कब तक हो पाएगा।
अगर भुगतान हो चुका है, तो UTR नंबर भेज दें।
17. Overdue, in Hindi
नमस्ते [name] जी,
इनवॉइस [number] के ₹[amount] का भुगतान अब [days] दिन से बकाया है।
कृपया [date] तक भुगतान कर दें।
हमारी शर्तों के अनुसार, उसके बाद आगे की सप्लाई रोकनी पड़ेगी।
[your name], [company]
18. Final reminder, in Hindi
Namaste [name] ji,
Invoice [number] ka ₹[amount] ka payment [date] tak due hai.
UPI: [upi-id]. Payment ke baad UTR ya screenshot bhej dijiye.
Dhanyavaad, [your name]
19. Before the due date, in Hinglish
[name] ji, invoice [number] ka ₹[amount] abhi pending hai.
Due date [date] thi.
Kya aap is hafte payment kar payenge?
Koi issue ho toh bataiye, baat kar lete hain.
20. Overdue, in Hinglish

WhatsApp's own safety tips tell people not to tap suspicious links or links from unknown users, and never to share an OTP or bank details. A genuine reminder should pass those tests easily:

  • Send it from the number on your invoice, the one the customer already knows, and sign it with your name and company.
  • Give a way to pay that doesn't need a link: your UPI ID, a QR code sent as an image, or bank details for NEFT. A payment link from your bank or payment provider is a convenience, not the only option.
  • Tell customers the payee name they'll see in their UPI app, so they can check it before paying.
  • Never ask for an OTP or a UPI PIN. Google Pay's help centre puts it plainly: you don't need to enter your UPI PIN to receive money, because entering it means you are paying someone.
  • Don't plan on sending UPI payment requests. WhatsApp's help centre says that under an NPCI mandate, users can no longer request money from other users on WhatsApp Payments, and that all payment apps are being asked to remove the feature. Share your details and let the customer start the payment.
  • Use the full link your payment provider gives you, not a link shortener that hides where it goes.
  • Thank the customer the day the money arrives, and stop the reminders.

How do you send payment reminders to many customers at once?

At month end a business can have dozens of reminders to send, each with a different amount. WhatsApp's broadcast lists don't fit: a broadcast sends everyone the same text, reaches only people who have saved your number and takes up to 256 contacts per list, and in some countries free broadcasts are capped at 35 a month as of October 2026. A reminder without the customer's own invoice number and amount isn't much of a reminder.

A WavesFlo campaign sends one personalised message per row of a CSV, each in that customer's own one-to-one chat:

  1. Export the unpaid invoices from your accounts: one row per customer, with their name, WhatsApp number, invoice number, amount, due date and, if you use them, a payment link.
  2. Save it as a CSV and import it as a contact list. Keep this data out of a Google Sheet shared by link, which anyone with the link can read; the Google Sheets campaign guide keeps those sheets for offers, not personal data.
  3. Write the reminder once, using the row's details, so each customer gets their own invoice number and amount.
  4. Schedule it for a weekday morning; quiet hours keep messages out of the night.
  5. Turn on approval, so someone in accounts checks the list and the wording before the first message leaves.
  6. Send. The opt-out register is checked at send time, and anyone who opted out is skipped; chase those invoices by phone or email.

Replies come back to the shared inbox, one list for every connected number, where accounts can answer "paid yesterday, here's the UTR" and send a copy of the invoice as a PDF on request. Results come from delivery receipts: sent, delivered, read and failed, with the read rate a floor, since customers can turn read receipts off. Every report exports as CSV and JSON, which makes it easy to match against your ledger.

Illustration
WavesFlo doesn't know who has paid; your accounts do. It sends what's on the list, so build the list fresh before every run, and don't put reminders on a recurring schedule against an old list. WhatsApp itself has no scheduler for chats as of October 2026, as scheduling a WhatsApp message explains; WavesFlo's scheduling, approval and quiet hours belong to its campaigns.

A payment reminder is the last message in a sale that started much earlier, with introduction messages, follow-ups for every stage of a lead and a quotation follow-up. Selling on WhatsApp as a team ties them together.

Questions

How do I politely remind a client about payment on WhatsApp?

Name the invoice number, the amount and the due date, give the payment details, and thank them. Assume an oversight in the first reminder and ask for a payment date in the second. Keep it in your one-to-one chat with them, never in a group.

What is a gentle reminder for payment message?

A short, friendly note sent just before or just after the due date, such as: Hi [name], a gentle reminder that invoice [number] for ₹[amount] was due on [date]; here are the payment details again. Thank you.

How do I write a payment reminder in Hindi?

Use the same parts as in English, for example: नमस्ते [name] जी, इनवॉइस [number] के ₹[amount] का भुगतान [date] तक करना है। UPI: [upi-id]. धन्यवाद। Keep the invoice number, amount and UPI ID in figures.

Can I schedule payment reminders on WhatsApp?

Not in WhatsApp itself, which has no scheduler for chats as of October 2026. Campaign tools can schedule reminders to a list; WavesFlo campaigns can be scheduled, held for approval and kept out of quiet hours, with the opt-out register checked at send time.

Can I send an invoice or a payment link on WhatsApp?

Yes. Send the invoice as a PDF and the payment link in the message, but also give a UPI ID, QR code or bank details, so customers who won't tap a link can still pay. Never ask for an OTP or UPI PIN: entering a UPI PIN means paying, not receiving.

Sources

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