Mean, Median & Mode Calculator

Paste a list of numbers and get count, sum, mean, median, mode, range, minimum, maximum and standard deviation at once. The everyday workhorse for quick data analysis.

100% free No uploads Runs in your browser No signup

Statistics calculator

Numbers (comma, space or newline separated)

Count

Sum

140

Mean (average)

14.0000

Median

Mode

12, 15, 14

Std deviation (sample)

2.1082

Variance

4.4444

Min

Max

Range

Standard deviation uses the sample formula (dividing by n−1), which is the standard for datasets that are a sample of a larger population.

How to use the Mean, Median & Mode Calculator

1
Open the tool above — it is already running, no install or account needed.
2
Enter your input and adjust the options to match what you need.
3
Copy or download the result — everything was processed locally in your browser.

Private by design

This tool runs 100% inside your own browser using local JavaScript — your input never touches a server. That makes it instant, offline-capable in many cases, and private even for sensitive data.

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