Heatmap Creator
Create Beautiful Heatmaps
Design interactive heatmaps with customizable color schemes and data visualization.
Heatmap Preview
My Heatmap
Y Axis
| Mon | Tue | Wed | |
|---|---|---|---|
| Afternoon | 20 | 30 | 40 |
| Evening | 15 | 18 | 22 |
| Morning | 10 | 25 | 35 |
X Axis
Data Points
Import Data
Format: X, Y, Value (one per line)
Heatmap Settings
Statistics
Total:215
Average:23.89
Maximum:40
Minimum:10
Data Points:9
Features
- 5 color schemes
- Color intensity slider
- Cell size adjustment (32-128px)
- Border toggle
- Value display toggle
- CSV/TSV data import
- Statistical calculations
- Export as PNG
- Responsive grid
- Dynamic sizing
Use Cases
- Correlation matrices
- Time-based activity patterns
- Geographic data visualization
- Website analytics
- Gene expression data
- Sales performance by region/time
- User behavior analysis
- Scientific data matrices
Tips
Best Practices:
- Choose color schemes that match your data type
- Use rainbow for diverging data
- Label axes clearly
- Keep grid sizes manageable
- Show values for precise data
- Import data from spreadsheets
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