Download Free PNG Sample Files

Free PNG files in multiple resolutions — ready to download for testing, development, and placeholder use.

PNG Sample Files

Resolution	文件大小：	Filename
320x320	12.8 KB	`sample-320x320.png`	下载
640x480	23.1 KB	`sample-640x480.png`	下载
1280x720	37.9 KB	`sample-1280x720.png`	下载
1920x1080	57.0 KB	`sample-1920x1080.png`	下载
3840x2160	144.1 KB	`sample-3840x2160.png`	下载

PNG Transparent Samples

PNG files with alpha transparency channel.

Resolution	文件大小：	Filename
320x320	12.1 KB	`sample-320x320-transparent.png`	下载
640x480	20.3 KB	`sample-640x480-transparent.png`	下载
1280x720	37.4 KB	`sample-1280x720-transparent.png`	下载
1920x1080	56.3 KB	`sample-1920x1080-transparent.png`	下载
3840x2160	133.7 KB	`sample-3840x2160-transparent.png`	下载

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PNG Samples 常问问题

What are PNG sample files?

PNG sample files are pre-made files you can download to test software, preview how the format looks at different resolutions, or use as placeholders in your projects.

Are these PNG samples free to use?

Yes, all sample files are generated programmatically and are completely free to download and use for any purpose — personal, commercial, or educational.

What resolutions are available?

We provide PNG samples in 320x320, 640x480, 1280x720, 1920x1080, and 3840x2160 (4K) resolutions.

Can I convert these PNG files to other formats?

Yes! Use our free converter to transform these PNG files to JPG, PNG, WebP, PDF, or any other supported format instantly.

How are these sample files generated?

Our sample files are generated using smooth gradients and geometric patterns. They are not copyrighted and can be freely used without attribution.