As one expects from a wallpaper app, the app is easy to use, with all the wallpapers appropriately structured in each category. Additionally, signing up on the application also syncs all the wallpapers over different devices. Of course, there are millions of wallpapers spread across different apps, but this one is definitely the best Android app for wallpapers. Droid App
Imgur and Giphy are two image databases. They’re great places to find things like funny GIFs, fun images, little facts, and all kinds of other entertainment purposes. Most of those awesome pictures you see on Facebook, Twitter, etc come from here. Imgur also happens to be the image upload service that most people use on Reddit. Both Giphy and Imgur are completely free to download and use. They have your back whether you want to kill a few minutes slacking off or looking for the perfect reaction GIF for that Twitter or Google+ post. They’re two free Android apps worth having. Plus, you can upload your images to Imgur without limits for sharing to various places.