Artpip - Artistic wallpaper for your desktop, refreshed daily.
PocketGuard - PocketGuard categorizes and organizes your expenses, monthly bills and subscriptions into clear, beautiful tabs and graphs, so you will always be on top of your finances.
AutoWallpaper - Using AutoWallpaper:
EveryDollar - Budgeting and expense tracking app
Kuvva - Kuvva is the source for beautiful wallpapers.
Goodbudget - A home budget app based on the envelope budget system. Available on the web, Android, and iPhone.