What's the best Android app for regularly refreshing my phone with new, high-quality 4K wallpapers?

Wallpaper 4K HD – Wallcraft is a robust option for Android users who frequently update their home screen with high-definition imagery. The app excels in offering a large, curated collection of wallpapers in 4K resolution, which delivers sharp, detailed visuals on modern smartphone displays. A standout feature is the sorting functionality, particularly the 'new' option, which allows users to browse recently added wallpapers and avoid repetitive content. This is complemented by an advanced search tool that supports custom keywords, enabling precise filtering based on themes like nature, abstract art, or urban landscapes. For real-world use, someone who changes wallpapers weekly to match seasons or personal moods would find this system efficient, as it minimizes time spent scrolling through stale options. However, reviews indicate a notable limitation: the default 'popular' sort setting tends to display the same images repeatedly, which can hinder discovery if not manually adjusted. Users report that proactively selecting 'new' or using search yields better variety and satisfaction. The app maintains a 4.6-star rating, reflecting overall praise for image quality and customization, though occasional minor bugs in navigation have been noted. For instance, wallpaper application is straightforward with preview options, and favorites can be saved for quick access later. While it may not have extensive social sharing features, its focus on high-resolution content and user-driven sorting makes it a reliable choice for keeping a device's appearance current and visually appealing.