Backgrounds 4k

Background 4k (Ultra HD) offers:
- The best free backgrounds in various forms.
- A huge database of wallpapers at a resolution of 4K.
- Every day new wallpapers
- Wallpapers can set as the primary display or as a lock screen, contact..
- Search engine of best images.
- Preview wallpaper with the possibility of zoom.
- Changing the beautiful wallpaper in just a few clicks.
- Ability to create your own database of favorite wallpapers.
- Fast and intuitive interface.
- Sending wallpaper by Email, SMS, MMS.
- Sharing wallpapers with friends through social networking.
- Animated loading screen of background.
- Ability to modify wallpaper size for your needs.

What it is 4K resolution?
- 4k or UltraHD has a resolution of 4096x2160 or 3840x2160
- QHD or Quad High Definition (1440p =2560x1440) wallpapers are 2.4 times smaller than 4k
- Full HD, 2K - (1080p = 1920x1080) wallpapers are 4 times smaller than 4k
- HD (720p = 1280x720) wallpapers are 10 times smaller than 4k.

What gives me resolution of 4k:
- High Quality - HQ
- You can do huge zoom without loss of quality.
- You can do clippings of objects, for example squares, statues, figures without losing quality.

Rate wallpapers:
- Add a thumb up if you liked background or thumb down.
- Ratings are up to date collected and updated on the website.
- Results of votes on live.

Supported devices:
- Screen rotation support.
- It supports all screen resolutions and devices, tablets and even televisions in the resolution of 4k.

This and much more can be found in Background UHD, and it's completely free.
We do not charge any fees.

Team Backgrounds Wallpapers 4K