A.R. Emoji Custom Keyboard 4+ - A.
Gboard - Google-powered keyboard with search, GIFs, emojis and more!
LingoJam - Create and have fun with unicode text translators online
Emoji Keyboard - Allows searching and inserting into other applications near thousand emojis.
Cool Text - Cool Text is a FREE graphics generator for web pages and anywhere else you need an impressive logo without a lot of design work
Swiftkey - SwiftKey keyboard allows for seamless typing and adapts to the way you type, so you can spend less time correcting typos and more time saying what you mean.