How it works
Fill in the 3 fields above and Exponential Decay Calculator calculates the result instantly, recalculating as you change any value. It applies the formula A = P(1 − r)ᵗ. The math runs locally in your browser — nothing is sent to a server.
Formula
A = P(1 − r)ᵗExamples
- Initial amount 1000, Decay rate 5 %, Periods 10 → Remaining: 598.736939
Frequently asked questions
How do I use the Exponential Decay Calculator?
Enter your values in the 3 input fields and the result is calculated automatically as you type. Change any value to see the numbers update instantly.
What formula does the Exponential Decay Calculator use?
It uses A = P(1 − r)ᵗ. The calculation is performed in your browser using standard, well-established math for accurate results.
Is my data private?
Yes. The Exponential Decay Calculator runs entirely in your browser. Nothing you enter is uploaded, saved to a server, or shared — it never leaves your device.
Is the Exponential Decay Calculator free?
Yes, it is completely free with no sign-up, no limits and no watermarks. Like every tool on math and the rest of the platform, you can use it as often as you like.
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