DueRoute
Templates / Invoice reminders

Polite invoice reminder email templates for freelancers

Copy-paste templates for every stage of invoice follow-up: first reminder, second notice, firm final, and same-day nudge. Free to use. No signup required.

01Intro

Direct, professional, and not weird.

Following up on unpaid invoices is one of the most awkward parts of running a service business. You do not want to sound annoying. You do not want to assume bad faith. You just want to get paid for work you already did.

Swap in your client's name, invoice number, amount, and due date. Keep the invoice link in every email. Do not apologize for following up. Escalate the firmness gradually, or automate invoice reminders once you know the cadence you want.

Template 1

Same-day nudge

Send on the due date itself

When to send

Optional. Useful for longer-term clients or situations where you want to be proactive.

Tone

Light, quick, human.

Subject
Invoice #[NUMBER] due today
Hi [Name],

Quick heads-up - invoice #[NUMBER] for [AMOUNT] is due today.

[View Invoice: LINK]

No urgency, just wanted to make sure it did not get lost. Thanks!

[Your Name]
Notes
  • - This works well with newer clients or clients who tend to run late.
  • - It is not passive-aggressive. It is just visible.
  • - DueRoute can send this automatically on the due date if you enable reminders.
Template 2

First reminder

Send the day after the due date

When to send

Many late payments are just forgetfulness. Assume good faith here.

Tone

Warm, brief, no pressure.

Subject
Invoice #[NUMBER] - quick reminder
Hi [Name],

Just a quick note - invoice #[NUMBER] for [AMOUNT] was due on [DATE]. I have attached it again below and included the link in case the original got buried.

[View Invoice: LINK]

Let me know if you have any questions or if anything is blocking payment.

Thanks,
[Your Name]
Notes
  • - Keep this one short. One paragraph is plenty.
  • - Do not use phrases like "I hate to bother you" or "Sorry to follow up."
  • - Attaching the invoice again is useful. Make it easy for them to pay.
Template 3

Second reminder

Send 5 to 7 days after the due date

When to send

If you have not heard back and the invoice is still unpaid, send this one.

Tone

Matter-of-fact. Friendly, but not casual.

Subject
Following up - invoice #[NUMBER] for [AMOUNT]
Hi [Name],

Following up on invoice #[NUMBER] for [AMOUNT], which was due on [DATE] and is now [X] days past due.

I want to make this easy to resolve - here is the invoice link:

[View / Pay Invoice: LINK]

If there is a question about the invoice or something I should know about, just reply here. Otherwise, let me know when I can expect payment.

Thanks,
[Your Name]
Notes
  • - State the days overdue plainly. It is a fact, not an accusation.
  • - Offer to resolve questions because there may be a legitimate blocker.
  • - "Let me know when I can expect payment" is direct without being hostile.
Template 4

Firm final notice

Send 14 or more days overdue

When to send

Use this when the invoice is significantly overdue and previous reminders have not produced a response.

Tone

Direct, professional, minimal warmth.

Subject
Final notice - invoice #[NUMBER] for [AMOUNT], [X] days past due
Hi [Name],

This is a final notice for invoice #[NUMBER] totaling [AMOUNT], which was due on [DATE] and is now [X] days overdue.

[View / Pay Invoice: LINK]

Please arrange payment by [SPECIFIC DATE - typically 5 to 7 days from now]. If I do not hear from you by that date, I will need to decide on next steps, which may include pausing any ongoing work and pursuing other collection options.

If there is something specific preventing payment, please reply to this email so we can work something out.

[Your Name]
Notes
  • - "Decide on next steps" signals consequence without making threats you may not follow through on.
  • - A specific deadline matters. Vague timelines get ignored.
  • - Only use this after at least one or two prior reminders.
02Timing

When to send each reminder.

Same-day nudge
Invoice due date
Template 1 (optional)
First reminder
1 day after due date
Template 2
Second reminder
5 to 7 days after due date
Template 3
Final notice
14+ days after due date
Template 4
  • - Escalate slowly. Most late payments resolve after the first or second reminder.
  • - Keep the invoice number, amount, due date, and invoice link in every email.
  • - Short emails get responses. Avoid explanations and apologies.
  • - Do not rewrite from scratch every time. Templates make follow-up mechanical and healthier.
Related resources

Turn reminder copy into a cleaner invoice system.

Automate invoice remindersUse these templates as the message layer, then let DueRoute send them on schedule.Read more Track unpaid invoicesKnow which invoices are overdue, viewed, paid, and ready for follow-up.Read more Simple invoicing software for freelancersCreate the invoice, send it cleanly, and keep the follow-up connected.Read more

Tired of sending these manually?

DueRoute automates invoice reminders. Set your schedule once, and professional follow-ups go out with the invoice link whether or not you remember to check.

First invoice free. Solo plan $9/month. Automation plan $19/month. Cancel anytime.

Create One Free Invoice