OLED wallpapers 4K

Dark and black 4K backgrounds for OLED screens that can help reduce power use.
Find the right look fast with 70+ categories, tags and colour search.
Turn on automatic changes to refresh your screen on a schedule.

Hand-picked images for Android phones and tablets, covering a wide range of themes. New pictures are added regularly. Use colour search to match your icon pack, widgets or overall theme. There are plenty of pure black options for night use. Every picture is adapted to your device so it fits the display cleanly, with the option to crop before you apply.

Key features of 7Fon
• Large library of backgrounds and lock screen images.
• Resolutions: HD, QHD, UHD, 4K, 6K and 8K.
• Manual curation so only quality images make it into the catalogue.
• Easy browsing with sorting by newest, rating or popularity.
• Search by keywords, tags and colours, plus palette matching (color palette search).
• Preview and crop before you apply.
• Apply separately to your Home screen and Lock screen.
• Download for later: save to your Gallery or SD card (if supported).
• Preview quality settings help reduce mobile data use.

Automatic changes
Add pictures you like to Favourites, choose a source and interval, and the background updates automatically. It also works as an auto wallpaper changer / wallpaper switcher.

More useful tools
• Daily and weekly picture notifications.
• Works with different launchers and suits a wide range of screen resolutions.
• Use a chosen image as a chat background in WhatsApp and other messengers.
• Ratings and popularity help you find well-rated images faster.
• Dark tones are made for high contrast and can look especially good on AMOLED displays.

How to apply
1. Choose an image and open the preview.
2. Crop it to your screen if needed.
3. Tap Set and choose Home screen, Lock screen or both.

If you’re looking for wallpapers for your phone or backgrounds for Android, give it a try.