Various improvements.
Percentages, powers, functions. History with comments. Cursor for editing anywhere. Simple interface with dark and light themes.
Tips
– To change the trigonometric unit, tap on the label RAD/DEG (radian/degree) in the upper left corner of the calculator display.
– To use an expression or the result of its computation from the history, pull a record to the left so that the icon with the letter "E" or the letter "R" respectively, became highlighted. Then release the record.
– To add a comment to a history record, pull it to the left so that the comment icon became highlighted. Then release the record.
– To delete a record from the history, pull it to the right so that the delete icon became highlighted. Then release the record.