Components
RPN is a simple calculator application with accurate decimal arithmetic. advantages over this app is supportive and can run on android phones
Proposal
As a user of RPN Calculator application I want to add new features to RPN calculator application that is "history". I hope the developer of RPN calculator application can add the "history" feature ..
Because "history" has many benefits for this application, allowing users to see the second result they make.
Without having to search and multiply from the beginning again
Mockups / Examples
Display original RPN app
display after adding futur "history" to RPN calculator application
Benefits
The benefit of the "history" feature is very useful in the RPN calculator application.
With these features Apps users can view history they have (multiply, share, add or subtract them)
With these features users can see all the results they want.