3D touch options on the bottom menu

Rounding off result using button on top right

Change app theme color

Spelling out numbers

Onboarding describes some features

Change app icon

Switching to light mode

Switching to scientific mode

Drag and drop to save result to memory

WIP circles on top. Stories format, with swipe to go between stories

It quizzes you with audio and visual questions to make you understand and to increase recall

Set pin code and Face ID for security

Multiple choice questions