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Compound Interest Calculator

See how savings grow with compound interest from a starting amount, annual rate, number of years and compounding frequency.

%
Final balance1,647.01
Interest earned647.01

Calculated in your browser — nothing is uploaded.

Every calculation runs in your browser — no data is sent anywhere.

So funktioniert's

01
Enter the numbers
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See the result update live
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Copy or reuse it

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What is compound interest?

Interest that is added to the balance so it earns interest too. More frequent compounding (monthly vs yearly) grows the balance faster. This calculator uses your starting amount only, with no regular contributions.

Wird meine Datei auf einen Server hochgeladen?

Nein. Dieses Tool läuft komplett in deinem Browser. Du kannst den Netzwerk-Tab deines Browsers öffnen und prüfen, dass keine Anfrage deine Datei enthält.