Onboarding describes some features

Switching to scientific mode

3D touch options on the bottom menu

Switching to light mode

Rounding off result using button on top right

Settings and about

Drag and drop to save result to memory

Change app theme color

Spelling out numbers

Coach mark suggestions for sending gifs

Login with Foursquare, onboarding slides

Onboarding steps for the camera tab

Onboarding checklist: Slices