Treemap Chart Maker

Create professional treemap charts to visualize hierarchical data and proportions. Perfect for showing relative sizes and parts of a whole using rectangles. Customize colors, labels, and download as high-quality PNG images. No Signup Required.

Treemap Chart Maker

Create beautiful treemap charts to visualize hierarchical data and proportions

Data Input

Enter your data (Label, Value)
Tip: Use Tab or multiple spaces to separate columns

📊 Treemap Format

Each row: Label Value
Example: Technology 450
Values must be positive numbers. Rectangle size represents the value.

📊 Treemap Preview

📊

Treemap Chart Preview

Enter your data above to generate your treemap

Perfect for showing hierarchical data and proportions

Chart Settings

Size & Dimensions

📐 Output: 800×600px
📊 Border: 2px
📏 Ratio: 4:3

Colors & Style

Default
Pastel
Dark
Earth
Ocean
🎨 Colors automatically cycle through rectangles
📊 Rectangle size represents data value

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📊 Treemap Visualization Hub

Discover the power of treemap charts for hierarchical data visualization!

🤔 Did You Know?

Treemaps were invented in the 1990s by Ben Shneiderman to visualize hard disk usage!

The human brain can process rectangle sizes faster than angles, making treemaps more intuitive than pie charts for comparing values.

Modern treemaps use squarified algorithms to create rectangles that are as close to squares as possible for better readability.

Treemaps can display multiple dimensions - size for one metric, color intensity for another!

🎨 Design Best Practices

Largest first - place biggest rectangles in top-left for natural reading flow

Consistent borders - use uniform borders to separate adjacent rectangles clearly

Smart labeling - only show labels on rectangles large enough to read them

Effective treemaps balance information density with visual clarity!

⚡ Technical Magic Behind Treemaps

🧮 Squarified Algorithm

Uses advanced layout algorithms to create rectangles as close to squares as possible, improving readability and aesthetics

📐 SVG Precision

Renders using scalable vector graphics for crisp edges, perfect text positioning, and infinite zoom capability

🎨 Smart Coloring

Automatically cycles through color palettes while maintaining visual distinction between adjacent rectangles

✨ Adaptive Labels

Intelligently adjusts font sizes and visibility based on rectangle dimensions for optimal readability

🎯 Why Treemaps Excel at Data Visualization

📊

What Makes Them Powerful?

Perfect for hierarchical data, file systems, organizational structures, budget analysis, and any data where size relationships matter

🧠

Why Choose Treemaps?

Space-efficient design shows more data in less space while maintaining clear proportional relationships between values

⚡

How They Boost Insights?

Instantly reveal patterns, outliers, and proportional relationships that are hard to spot in traditional charts

🎉 Amazing Treemap Facts

🚀

Processing Speed

Treemaps allow users to compare values 60% faster than traditional bar charts when dealing with large datasets!

💻

Tech Industry Standard

Major tech companies use treemaps for disk usage analysis, code complexity visualization, and resource allocation

🌍

Global Applications

From financial markets to environmental data, treemaps visualize everything from GDP comparisons to forest coverage!

🧮

Mathematical Beauty

The golden ratio often appears naturally in well-designed treemaps, creating visually pleasing proportions

Frequently Asked Questions

What can I do with the Treemap Chart Maker?

Our Treemap Chart Maker allows you to create professional treemap visualizations from your data. Perfect for displaying hierarchical data, proportions, and relative sizes using rectangles. You can customize colors, labels, borders, and download the chart as a PNG image. Ideal for showing file sizes, budget allocations, market share, and organizational data.

What is a treemap and when should I use it?

A treemap is a data visualization method that displays hierarchical data using nested rectangles. Each rectangle's size is proportional to the data value it represents. Treemaps are perfect for showing parts of a whole, comparing relative sizes, and visualizing large datasets with multiple categories. They're commonly used for file system analysis, budget breakdowns, stock market data, and organizational charts.

What data formats are supported?

The tool supports tab-separated values (copy-paste from Excel/Google Sheets), comma-separated values (CSV), and space-separated values. Each row should contain a label and a corresponding positive numerical value. The tool automatically calculates proportions and creates rectangles sized according to your data values.

How do I copy data from Excel or Google Sheets?

Simply select your data in Excel or Google Sheets (including both labels and values), copy it (Ctrl+C or Cmd+C), and paste it directly into the data input field. The tool will automatically detect the format and create your treemap with rectangles proportional to your data values.

Can I customize the appearance of my treemap?

Yes! You can customize the chart title, show/hide labels and values, adjust font sizes, set border width and colors, choose background colors, and select from various color themes. The chart dimensions can also be adjusted with preset aspect ratios or custom sizes. All changes update in real-time.

What's the ideal amount of data for a treemap?

Treemaps work well with 5-20 data points. Too few items don't showcase the treemap's strength in showing proportional relationships, while too many items can make individual rectangles too small to read labels effectively. For larger datasets, consider grouping smaller values into categories.

How do I download my treemap chart?

Once your treemap is created, click the 'Download PNG' button to save your chart as a high-quality PNG image. The downloaded file will be named based on your chart title and dimensions, perfect for presentations, reports, or websites.

Is my data secure when using this tool?

Yes, your data is completely secure. All processing happens locally in your browser using SVG rendering - your data is never sent to our servers. This ensures complete privacy and security of your information.

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