The best alternatives to Dayfie are Facelime, VoiceSelfie, and DayPic. If these 3 options don't work for you, we've listed a few more alternatives below.
What do you think of Dayfie?
AssemblyAI— Speech-to-Text API with superhuman accuracy
A mobile application for IOS and Android with the functionality of determining the points of the face using machine learning and creating a collage over the face. It is possible to change the pictures of the collage and share with others.
Using voice command to take selfies and photos. Press start button which is at the top-left corner to record your voice and then it is only enough to say "take a picture" or "cheese" to take new picture.