Getting basic descriptive statistics on a list of numbers shouldn't require opening a spreadsheet. Paste in any list — comma, space, or newline separated — and get the mean, median, mode, range, and standard deviation instantly, calculated entirely in your browser.
How to use the average calculator tool
- 1
Paste your numbers
Separate them with commas, spaces, or new lines — any mix works.
- 2
Read the results
Mean, median, mode, range, min/max, and standard deviation all calculate instantly.
Common use cases
Analyze a small dataset
Get quick descriptive statistics for a list of test scores, measurements, or survey responses.
Check for outliers
Compare the mean and median — a big gap between them often signals outliers.
Find the most common value
See the mode of a dataset alongside the average.
Frequently asked questions
Mean is the sum divided by count (the typical "average"). Median is the middle value when sorted. Mode is the most frequently occurring value(s).