iOS Universal Utilities
Calculate Percentages is a blessing for anyone who struggles calculating percentages on the spot. Simply open Calculate Percentages enter the numbers and the simple interface will do the rest for you and deliver an answer.
The app was designed to handle all five different ways to Calculate Percentages. Whenever you need to calculate any percentages this is the go to app.
The app also can be used as a regular calculator ( as a bonus feature).
Calculate Percentages is also available as a Mac App!