Histogram Maker Online

The Histogram Maker turns a raw list of numbers into a frequency distribution chart in seconds. Useful for students, data analysts, and researchers who need to quickly visualize data spread, outliers, and distribution shape without opening a spreadsheet.

Distribution — 20 values, range 425
5
4
4
4
3
4.0–8.2
8.2–12.4
12.4–16.6
16.6–20.8
20.8–25.0
20
Count
4
Min
25
Max
13.70
Mean
21.00
Range
5
Bins

How to Use

  1. 1

    Paste or type a list of numbers into the input box, one per line or comma-separated.

  2. 2

    Adjust the number of bins using the slider to control chart granularity.

  3. 3

    The histogram updates in real time as you change the data or bin count.

  4. 4

    Hover over bars to see the exact frequency for each range.

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Frequently Asked Questions