Free Online Histogram Maker
Easily create a histogram in your browser to show the distribution of unaggregated raw data, like test scores or survey results. Unlike a regular bar chart, this tool automatically groups your data into bins and counts the frequencies. You can change the bin size in real-time with a slider, allowing anyone to visualize data smoothly without the complicated setup required in Excel.
Enter Raw Data
Input numerical values separated by line breaks, or paste your CSV data.
The tool automatically detects the minimum and maximum values and draws an initial graph.
Adjust Bin Size and Design
Use the slider to easily adjust the bin size.
Adjust to make the data distribution clearest, and apply your favorite colors with the theme feature.
Save the Image
Save your completed histogram as a PNG image with a single click.
You can use it directly in business analysis documents, school reports, and more.
Auto-calculate from Raw Data
Just paste your numbers. The tool handles the tedious binning and counting automatically to create your graph.
Intuitive Slider Adjustment
Change the bin size freely with a slider. Find the perfect distribution view as the graph updates in real-time.
Stylish Color Themes
Switch the overall graph theme instantly with a single click, including dark modes and modern palettes.
Download as High-Quality Image
Save your generated graph as a high-quality PNG image, ready to paste into your presentation slides.
Instantly visualize massive data variance
Understand the overall picture and trends from raw, unaggregated data like test scores or survey ratings.
Automate bin settings with a simple slider
Create the exact histogram you want with an intuitive slider, without writing functions or using complex add-ins.
Secure, browser-only data processing
Since all processing is completed entirely in your browser, you can safely use it even for customer information or confidential company data.
What is the difference between a histogram and a bar chart?
How is this different from making a histogram in Excel?
Is it safe to input sensitive data?
Can I use the created graphs commercially?
Understanding data distribution is the first step in quality control and marketing analysis. However, creating a histogram in spreadsheet software often requires manual binning and knowledge of complex formulas. With our histogram maker, you can intuitively adjust bin sizes in your browser and instantly analyze data trends while watching the chart update in real time.
Enter your raw data now and create an intuitive histogram!