Are Card Fees Worth It? The Honest Math

For years, Tom had one rule about getting paid: no credit cards. “I’m not giving the card companies 3% of an $8,000 job — that’s $232!” He wasn’t wrong about the number. He was wrong about what the alternative cost.

Tom is a general contractor — a composite character, not a real customer, but his math will sound familiar to anyone who invoices for a living. Kitchens, decks, the occasional whole-house remodel. Good work, fair prices, and a firm policy: checks only.

His reasoning deserves respect, because it’s the reasoning of someone who watches his margins. A card fee is visible. It shows up as a real line item, real dollars gone. On contractor margins — often 10% net in a good year — $232 is not nothing. If your instinct is to protect that money, your instinct is good.

The problem is that the alternative isn’t free. It just never sends you an invoice.

What the “free” check actually costs

Walk one typical job with Tom: an $8,000 kitchen for a residential client, final invoice sent on a Friday. Here’s what usually happens next on the checks-only plan:

• The check arrives three to four weeks later — not because the client is a deadbeat, but because paying by check takes effort, and effort gets postponed.
• Somewhere in week two, Tom sends the first “just checking in” email. Then a second. Sometimes a third, plus one slightly awkward phone call.
• When the check finally shows up, somebody drives it to the bank.
• And every few jobs, a client stalls long enough that Tom offers the classic: “Tell you what — pay this week and I’ll knock $300 off.”

Put the two side by side on that $8,000 job:

One “pay this week” discount wipes out the card fee on that job and the next one. And that’s before the cash-flow math.

The three-weeks-sooner math

Money three weeks sooner isn’t a nicety. It’s worth actual dollars, especially in a trade where you front the materials.

Say the next job’s lumber and fixtures go on a credit card at 22% APR while Tom waits on that $8,000 check. Three weeks of interest on $5,000 of materials is about $63 — gone quietly, with no line item anywhere.

Or flip it around: his plumbing supplier offers 2% off for early payment. Getting paid fast enough to catch that discount on $4,000 of fixtures puts $80 back in his pocket. Miss it because the cash is sitting in a client’s checkbook, and the “free” check just cost him $80.

None of these numbers is dramatic on its own. That’s exactly why the card fee looks so bad — it’s the only cost in the whole picture that arrives with a receipt attached. Everything on the other side of the ledger leaks away in interest, missed discounts, chasing time, and jobs that couldn’t start because the last one hadn’t paid yet.

(One small confession about Tom’s famous line: Stripe’s standard US card rate is roughly 2.9% + 30¢, which on $8,000 comes to about $232. Tom rounded the rate up and quoted the fee to the dollar — which tells you how long that number had been bothering him.)

When card fees are genuinely not worth it

Honest math cuts both ways, so here’s the other side.

On very large invoices, the percentage gets heavy. A $60,000 commercial job billed to a property management company that reliably pays by bank transfer on net-45? That card fee would run around $1,700, and the client was never going to pay late anyway. Slow-but-certain costs you almost nothing. Don’t pay $1,700 to speed up a train that already runs on schedule.

Same goes for clients who happily send an instant bank transfer the day the invoice lands. The fee buys you speed and convenience you already had for free.

The point was never “push everyone onto cards.” The point is offering the option, then letting each invoice take the cheapest reliable road to paid.

What the fee actually is — and isn’t

Part of Tom’s resistance was a suspicion that “accepting cards” meant layers of middlemen, each taking a bite. Fair suspicion — some platforms work exactly that way: your money lands in their wallet, they add their own cut on top of processing, and you wait on a payout.

With The Invoicer App, it’s simpler. Payments run through Stripe Checkout, and the fee is Stripe’s standard processing fee. The Invoicer App adds no platform fee on top — zero — and the money settles directly into your own Stripe account, not a platform wallet.

Every invoice and PDF carries a Pay Now link automatically. Clients can pay the full balance, a deposit, or installments. When they pay, the payment is recorded, the client gets a receipt, and you get a “you got paid” notification — all automatic.

And it stays your call, client by client. Anyone who prefers check, cash, or bank transfer can still pay that way, and you record the manual payment against the invoice like always. Card payment is a door you open, not a toll you impose.

Where Tom landed

Tom’s system today: cards offered on everything under $10,000; checks and bank transfers welcome on the big commercial work. Most of his residential clients click the Pay Now link the evening the final invoice arrives — from the couch, card already in hand.

His average time-to-paid on residential jobs dropped from over three weeks to a few days. The chasing emails mostly stopped. The “pay this week” discounts disappeared entirely, because the easiest week to pay became the day the invoice showed up.

Some builders he knows go one step further and simply price the roughly-3% into their rates — the $8,000 job becomes $8,240 and nobody blinks. Tom hasn’t bothered. He has a new line now, and he likes this one better:

“That $232? Cheapest collections department I ever hired.”

If you want to run the same experiment, The Invoicer App has a free plan to start — online payments come with the Business and Pro plans — and whatever price you sign up at is locked forever.