Exponential Growth Calculator
A = P · e^(rt) — population, bacteria, compound growth.
See how it works
Watch a quick simulation of this tool in action — no file needed.
How to use Exponential Growth Calculator
Follow these steps — everything happens instantly in your browser.
- 1
Step 1. Enter the initial amount P (e.g. 1000).
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Step 2. Enter the continuous growth rate r as a decimal (e.g. 0.05 for 5%).
- 3
Step 3. Enter the time t in periods (e.g. years).
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Step 4. See final amount, doubling time and growth chart update instantly.
Why use this tool
Frequently asked questions
Everything you might want to know about exponential growth calculator.
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