FeeSum
Fee tools

Fee calculators for credit cards, processing fees, and business costs.

Calculate card fees, payment processing costs, platform fees, and business service estimates with focused tools built around search intent.

Free calculators Fee comparisons Business estimates Practical examples

Tool library

Calculators
30
Comparisons
6
Directories
10

Start with the strongest calculator cluster, enter your own rate assumptions, and use related tools to compare nearby fee scenarios.

Open credit card fee calculator

Featured payment fee calculators

Credit Card Fee Calculator Calculate the fee on a credit card payment by amount, percentage rate, fixed fee, and monthly card volume. Processing Fee Calculator Calculate any processing fee from a transaction amount, percentage fee, fixed fee, and monthly count. Credit Card Processing Fee Calculator Estimate merchant credit card processing costs by average card payment, rate, fixed fee, and monthly card volume. Payment Processing Fee Calculator Estimate online payment processing fees for invoices, payment links, checkout, subscriptions, and card payments. Credit Card Surcharge Calculator Work backward from the amount you want to keep and estimate the card surcharge needed to cover processing fees. 2.99% Credit Card Fee Calculator Estimate what a 2.99% card fee costs per payment and across monthly card volume.

Categories

Payment fees

Card processing, POS, merchant services, and no-fee payment comparisons.

21 pages

Platform fees

Shopify, Eventbrite, and software platform fee calculators.

2 pages

Business service fees

Service calls, cleaning, childcare, and B2B financing fee tools.

11 pages

Finance fees

Advisor, exchange, credit, and funding fee comparisons.

7 pages

Real estate fees

Flat fee MLS, realtor fee, and seller-cost comparisons.

5 pages