Write an invoice reminder
Bottom line
Square Invoices is our pick for writing an invoice reminder. Catch: we haven't hand-tested it for this task.
- Best overall
- Square Invoices
- Best free
- Grammarly
Use Square Invoices to write an invoice reminder.
- Start cost
- See pricing ↗
ⓘ How we picked this
Basis Matched to catalog uses, then popularity. Basis: catalog order, not hands-on testing. Phone support: catalog claims.
Tested No hands-on test record.
Money Sponsors never change your pick. We may earn affiliate fees.
DisclosureSquare Invoices
Why it fits: Sends invoices and gets paid.
Watch out for: No hands-on test record.
Cost: See pricing ↗
Your task, in 4 steps
Confirm the balance before chasing payment
Open invoice 1042 and confirm its due date, outstanding balance and whether a recent payment is still being matched.
Confirm the invoice is unpaid
Open the invoice in your approved billing system and confirm that payment is still due. Draft a short reminder with the correct invoice reference.
Use in: FreshBooks
Draft a polite reminder for invoice [number] using its verified due date and outstanding balance. Do not assume an unmatched payment is missing.
Check the tone of the verified reminder
Use in: Grammarly
Draft the reminder from the verified your tool invoice details and use your tool to check that the wording stays polite and direct.
Send through the billing process and log contact
Send through your approved billing process and record the contact date; confirm bank changes by a trusted channel rather than email alone.
Compare alternatives
FreshBooks
Open the invoice in your approved billing system and confirm that payment is still due. Draft a short reminder with the correct invoice.
Lite $23/mo
Open FreshBooksI have thisI tried this
Grammarly
Draft the reminder from the verified FreshBooks invoice details and use Grammarly to check that the wording stays polite and direct.
Free · Pro $30/mo ($12/mo yearly)
Open GrammarlyI have thisI tried thisPrices checked Oct 18, 2026
Compare tools for this task
Matched to this task
| Tool | Best for | Price | Free tier |
|---|---|---|---|
| Square Invoices | Pick this if you need a tool that sends invoices and gets paid. | Price not recorded | No |
| FreshBooks | Open the invoice in your approved billing system and confirm that payment is still due. Draft a short reminder with the correct invoice. | Lite $23/mo | No |
| Grammarly | Draft the reminder from the verified FreshBooks invoice details and use Grammarly to check that the wording stays polite and direct. | Free · Pro $30/mo ($12/mo yearly) | Yes · limits apply |
 Wave | Pick this if you need a tool that sends a simple customer invoice. | Price not recorded | Yes · limits apply |
 QuickBooks (Intuit Assist) | Pick this if you need a tool that sends an invoice for a repair job. | Free · Simple Start $38/mo | No |
 Xero | Pick this if you need a tool that tracks unpaid customer invoices. | Price not recorded | No |
What we didn’t pick
Shown when a same-category catalog tool was considered and not picked.
- FreshBooks: Catalog use: invoice a client for hours worked; Square Invoices is the editorial pick for this task.
- Wave: Catalog use: keep books for a small repair business; Square Invoices is the editorial pick for this task.
- QuickBooks (Intuit Assist): Catalog use: do bookkeeping for my car shop; Square Invoices is the editorial pick for this task.
- Xero: Catalog use: reconcile bank transactions for my shop; Square Invoices is the editorial pick for this task.