UI Sample Image Generator

Visualv1.2.0Updated: 2025/12/04

Generate placeholder images for app, website, and game UI design. Customize size, colors, and text to create exactly the sample image you need.

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Create a Sample Image in 3 Steps

1

Choose a size for your purpose

Pick from a preset or enter width and height directly to prepare a canvas optimized for your target UI or device.

2

Adjust background color and text

Choose a color that fits your wireframe or design system, set placeholder text, and preview the result.

3

Export as a PNG image

Click "Download Image" to generate and save a PNG image with your current settings.

v1.2.02025/12/04

  • Unify theme colors across all tools
  • Improve settings panel with sandwich structure (fixed header, scrollable content, fixed footer)
  • Responsive optimization for all mobile components
  • Adjust color swatch and input field sizes

v1.1.02025/10/11

  • UI improvement: Major tool layout update
  • Add new preset patterns

v1.0.12025/06/07

  • UI/UX improvement: Remove unnecessary regenerate button with auto-update feature
  • UI/UX improvement: Auto-switch preset selection to Custom when entering custom size

v1.0.02025/03/10

  • Initial release

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