i Register
In some senses, app is marked as informal. Watch for register when choosing this word.
ADJ.
available, cool, favorite, free, live, mobile, most, popular
I downloaded that cool app last week and it's already my favorite.
VERB + APP
built, create, download, downloaded, go, haven't, isn't, tracking
I downloaded a new fitness app yesterday to help me track my daily exercise routine.
APP + NOUN
android, china, china's, i'm, mary's, product
I downloaded a new Android app that helps me track my daily exercise routine.
PREP.
in, on, onto, through
I found the contact information in the app and called them right away.
ADV.
automatically
The app automatically backs up all your photos to the cloud every night.