Check it out in the App Store for the current promo price of 99 cents:
https://appstore.com/oot
oot combines the power of images with the ease of texting in a simple interface where words transform instantly into pictures. Unlike emoji, oot offers instant creation of your own image bits. oot is object-oriented texting. There is no proprietary account to keep track of, for your convenience and privacy.
Turn a picture on your iOS device into a word, phrase, or idea
-Import from your photos apps, or any app that allows copying to the clipboard