The All In One Calculator is an easy to use modern calculator with a unique combination of features. Here are some of the features:
Runs on all iPod, iPhone and iPad devices
Multitasking
Unit Converter (includes currency)
History feature allows you to see previous calculations
Shows the entire expression as you are typing it
Works with decimal numbers and fractions
Precision for decimal results can be adjusted
Grouping of operations with parenthesis
Supports undo and redo
Views for Infix, RPN and Programmer
Home screen icon for quick actions (3d Touch)
Expression editing
Accessibility features like VoiceOver
Layout can be adjusted for right handed or left handed use
Fraction keys can be changed to other keys in portrait mode
Has a delete button for easy editing
Allows you to share results; including using AirDrop
Takes advantage of the larger display in iPad
Info button with detailed description of all features
Support common memory functions
Viewing of contents in memory
Simple layout in portrait and a more advanced layout in landscape
Fractions can be converted to different forms; including decimal
Large buttons with ergonomic layout
App hints during normal use
You no longer need a fractions calculator and decimal calculator; nor a unit converter. Future upgrades will add more features so you don’t have to switch back and forth among other apps.
Finally, the app is free and has no advertising. Enjoy!
下载地址：iTunes 或者AAP STORE 下载
