What we do
We build a library of calculators for everyday money questions, from a loan payment and compound interest to taxes, savings and investments. Every calculator is free, works instantly and needs no account. It is complemented by the GetZuper app, which connects your accounts and helps you budget.
Why you can trust the numbers
Our calculators are built on standard, widely used financial formulas. For each tool we explain the method and show the formula so you can verify the result yourself, we do not ask for blind trust. We maintain and improve the content, and if you spot an error you can let us know.
Please note: our tools are for information and education. They are not financial, tax or legal advice. For important decisions, consult a licensed professional.
Verifiable accuracy
Standard formulas and a shown method on every calculator.
Free and private
No accounts, no fees. Calculators run in your browser.
Education first
Guides and a glossary, because better decisions start with understanding.
How we make money
The calculators stay free. We support them with unobtrusive advertising and an optional premium tier of the GetZuper app, which keeps the tools available to everyone.
Get in touch
Have a question, a suggestion, or found an error? Email us at info@getzuper.com.