Invoice Forever runs in the browser on your phone, so you can quote a job, turn the accepted estimate into an invoice with a free account, and send the PDF before you drive away. Labour and materials stay on separate lines, a deposit comes off the balance due, and none of it costs anything.
Keep them on separate lines so customers see the breakdown and your records stay clean for tax. With a free account, log materials as billable expenses with the receipt attached, then add them to the customer's invoice at cost or with your markup.
Price the job as an estimate, which you can make without an account. When the customer agrees, a free account converts it into an invoice in one click, and variations go on as extra lines, so the bill shows what was agreed and what changed.
Due-on-receipt terms and clear bank details leave no reason to delay. A deposit entered under “Amount paid” appears on the PDF with the balance due beneath it, and a late fee can be added to the total if your terms allow one.
No trial clock, no card, no catch.