Are my numbers sent to a server?

No. The math runs in your browser and nothing typed is uploaded or stored.

Which rate does the in-person reverse calculator use?

2.6% + $0.10 Square Free in-person card-present—the same as this forward page.

2.6% + $0.10 (in-person card present, Square Free)

Rates checked October 6, 2026. Source: Square US pricing. US standard published pricing only.

Online Square rates: Square online reverse.

Your numbers

Net amount you want to keep (USD)

Enter an amount to see fees and net payout

Uses the same published rate as this page — no signup.

Are my numbers sent to a server?: No. The math runs in your browser and nothing typed is uploaded or stored.
Which rate does the in-person reverse calculator use?: 2.6% + $0.10 Square Free in-person card-present—the same as this forward page.

Net you want to keep: $100.00

Formula: Charge = (net + fixed fee) / (1 − percent) → ($100.00 + $0.10) / (1 − 2.6%), rounded up to the cent

Amount to charge: $102.78

Fee on that charge: $2.77

Net after fee: $100.01 (at least $100.00)