With both apps you can use a picture from your camera roll, or take one, and insert text on your picture. Some of the text formatting options include font choices, color, size, and style.
Using Phonto you can add mulitple text blocks so each one has a different format type. Also, since Phonto is free, there will be an ad running across the top, however exported photos are ad-free.
|Screen Shot from Phonto|
Using TypoPic you can add a variety of labels to your text, text shadow, and rotate the text in both 2-D and 3-D for additional effects.
|Screen Shot from TypoPic|
In both apps you can export the photo to your camera roll, as well as post to social media.
As a classroom teacher maybe you want students to label photos for identification purposes, such as a map or parts of a plant. Have students create a poem written on a photo, or a vocabulary description. Students could also label photos identifying mathematical relationships.