4K HD Wallpaper: Unfolding. Colorful Minimalistic
New HD abstract image from portfolio of talented artist Matthias Sanne and available from his courtesy free for personal use as desktop backgrounds and homescreen phones.
Widescreen Desktop / Macbook (Retina): 2880x1800 (fits on: 2560x1600, 1920x1200, 1440x900)
Samsung Galaxy Tab & iPad: 2048x1536 (compatible with almost all tablets)
HTC, Samsung Galaxy & iPhone: 1080x1920 (compatible with many smartphones)