NMBR
An aide-mémoire for your telephone number
I cannot keep my mobile number in mind. Looking for the number in preferences or contacts is sometimes cumbersome. Generating a wallpaper with an embedded phone number did solve this issue for me. NMBR generates an image with an overlay of a desired number to be used a background for your home or lock screen.
Screenshots:
Main Interface
Abstract Random Wallpapers
Filter Selection