There are three approved places to find the proper words and procedures to perform priesthood ordinances. They are all available in Gospel Library.oldbones wrote:There was an app that defined the words and purpose of ordinances.
Handbook 2, Chapter 20, Priesthood Ordinances and Blessings.
Family Guidebook, Priesthood Ordinances and Blessings (pages 18-25).
Duties and Blessings of the Priesthood, Part B, Lesson 5, Performing Priesthood Ordinances (pages 42-47).
If you find a need to reference this material frequently, it would certainly be appropriate to set a bookmark to one of them in Gospel Library. That would put you as close as any unofficial app would and you would have First Presidency approved information available at your fingertips.