Is Image Posterize free to use?

Yes, Image Posterize is completely free. No registration, no account, and no hidden costs — ever.

Is my data safe when using Image Posterize?

All processing happens directly in your browser. Your data never leaves your device — nothing is uploaded or stored on our servers.

No. All CheckTown tools work instantly without registration or sign-up.

Image Posterize works on any device — desktop, tablet, or phone. The interface adapts to your screen size.

减少图像的颜色层级，打造可调节强度的海报化效果。100% 在浏览器中运行。

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了解色调分离如何减少色阶，从而创造波普艺术、扁平设计和丝网印刷效果。

什么是色调分离，为什么要使用它

色调分离会减少图像中不同颜色层级的数量。工具不再使用每个通道常见的 256 个色阶，而是将像素值映射到 2 到 32 个较小的层级集合上。这样便形成了大块平涂的色彩和锐利的过渡，模拟出丝网印刷海报的视觉效果。