Best Free Finance & Currency (No Cost, Tested by Us)

Looking for free finance & currency tools that actually work? We tested every option below — these are the best free finance & currency that don't cost a thing, with honest pros and cons.

1Our pick #1

XE Currency Converter

★ 4.5

Live exchange rates and currency conversion for 180+ currencies.

No sign-upFreeServer-side

2Our pick #2

Compound Interest Calculator

★ 4.2

See how investments grow over time with compounding.

No sign-upFreeServer-side

3Our pick #3

NerdWallet

★ 4.2

Financial tools and calculators — rates, budgets, and comparisons.

No sign-upFreeServer-side

4Our pick #4

PaycheckCity

★ 4.1

Payroll calculators — take-home pay, hourly, and salary estimates.

No sign-upFreeServer-side

5Our pick #5

Sales Tax Calculator

★ 4.0

Calculate sales tax for any amount and US state rate.

No sign-upFreeServer-side