Data visualization
Chart Maker Online
Paste label-value pairs, choose a bar or line design, customize its title and color, and export a crisp PNG.
Rendering happens locally in your browser.
How to use the online chart maker
- STEP 1Enter one Label, Value pair per line.
- STEP 2Choose a chart type, title, and color.
- STEP 3Download the rendered chart as PNG.
About this tool
Turn a small dataset into a clean visual without spreadsheet software. The chart automatically scales around positive and negative values.
Labels are shortened in the image when needed to prevent overlap.
Rendering occurs locally and the entered data is never uploaded.
Frequently asked questions
What chart types are available?
You can create vertical bar charts and line charts from up to 30 label-value pairs.
Can values be negative?
Yes. The chart domain includes zero and positions positive and negative values on opposite sides of the baseline.
What size is the download?
Charts export as a 1200 by 675 pixel PNG suitable for slides, posts, and documents.