What should I say in an invoice reminder email?
A good invoice reminder email is short, specific, and assumes the best. Open with the client's name, reference the invoice number and amount, and remind them of the due date. On the first reminder, lead with the assumption that the invoice was missed — not ignored — and avoid blame, deadlines, or fees. For overdue invoices, add a clear ask ("Could you let me know when payment will be sent?") and a path forward, like a payment link or alternative payment method if helpful. The 25+ invoice reminder email templates in this library cover every stage, from friendly heads-ups before the due date to firm reminders for invoices that are 30+ days overdue.
How soon should I follow up on an unpaid invoice?
A consistent follow-up schedule beats stronger language. Send a friendly heads-up 2–3 days before the due date, a polite payment reminder the day it becomes overdue, and a clearer follow-up about a week after that. If the invoice is still unpaid at two weeks, send a firmer payment request with a specific response deadline. By 30 days overdue, send an "action needed" message — and a final notice before pursuing any next steps. Most invoices get paid faster with predictable invoice follow-up than with escalating tone, which is why the templates in this library are organized by timing (before due, due today, 1 week late, 2 weeks late, 30+ days overdue).
How do I remind a client to pay without sounding rude?
Lead with the assumption that the invoice was missed, not ignored. Use the client's first name, keep the tone professional, and avoid emojis, exclamation points, deadlines, or late fees on the first reminder. Phrases like "wanted to check in" or "in case this got missed" preserve goodwill. Save firmer language ("payment update needed," "please reply by") for invoices that are 14+ days late — at that point, a clear payment request isn't rude, it's professional. The templates in this library include friendly, professional, and firm variations so you can match the tone to the situation and the client relationship.
What should I do if an invoice is 30 days overdue?
An invoice that's 30 days overdue needs a direct but still professional message. Reference the original due date, restate the amount, and ask for a confirmed payment date by a specific deadline ("please reply by [date]"). Offer to resolve anything blocking payment — sometimes the holdup is a missing PO number, a billing-system issue, or someone on leave. If there's still no response after the 30-day notice, send a final reminder before pursuing other steps like collections or a stop-work notice. The 30+ days overdue and Final Notice templates in this library include action-needed wording, firm notice language, and final reminder copy you can use as-is.
Can invoice reminders be automated?
Yes — and the right kind of automation actually preserves the client relationship better than manual chasing. DueDrop connects to your accounting tool (Xero, QuickBooks, FreshBooks, or Wave) and your inbox (Gmail or Outlook), then sends personalized invoice reminder emails on the schedule you choose, from your own email address. That means reminders don't look or feel like automated marketing emails — they read like a real follow-up from you. You control the timing, tone, and frequency, and DueDrop handles the follow-ups so you can focus on the work that actually pays.
QuickBooks 
Xero 
FreshBooks 
Wave