Wallpaper 4K (3840x2160)
A 4K UHD wallpaper at 3840x2160 px that scales down cleanly to any screen.
A 4K UHD wallpaper at 3840x2160 px that scales down cleanly to any screen. It runs in your browser: drop an image, apply the preset, and download the result. Nothing is uploaded, so your photo stays on your device.
The spec
This preset produces 3840 × 2160 pixels, JPG format.
Questions
Do my files get uploaded to a server?
No. The conversion runs entirely in your browser using code that loads onto your device, so the file is read, converted, and downloaded locally. It never reaches us or anyone else.
Is the wallpaper 4k (3840x2160) free?
Yes, it is free with no sign-up and no watermark. There is no cap on how many files you can convert, and nothing to install.
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