Pepper is a multipurpose app, it can be used as a automatic wallpaper changer so that you feel refreshed every-time you look at your phone or if you are bored, you can browse, download, like or set a wallpaper from your selected sub reddit.

Features >>
Multiple Subreddits:
Add any number of subreddit to browse or set wallpaper.

Sort
Sort the post by New, Hot or Top

Past Wallpapers
Go to your history to check past wallpapers, you can blacklist a wallpaper or can set it again.

Like them
You can like wallpapers and create your own set.

Effect on Image
Convert your wallpaper to grayscale or blur it.

Disclaimer - This app is not affiliated with reddit.