Xmart Calculator Pro 4.1.4

Let's examine a few simple questions:

1. Question 1: James earns $200 per day. What would be his annual income if he works 5 days a week for 48 weeks per year?

   This calculation can be done easily using the Xmart Calculator. Simply enter the following expression: 200 x 5 x 48.

2. Question 2: How many times do you need to tap a button to calculate James' annual income?

   On a regular calculator, you would need to tap the '=' button 8 times. However, with the Xmart Calculator, you only need to tap it 7 times as it automatically updates the result without requiring the '=' button.

3. Question 3: What if James' day rate is $320, $400, $500, etc.?

   The process is very similar. You just need to multiply the day rate by 5 and then by 48. For example:

   • 320 x 5 x 48
   • 400 x 5 x 48
   • 500 x 5 x 48
   • (and so on)

   The only difference is the value of the day rate, which you can easily change.

If you're wondering about the inconvenience of having to enter the same buttons 'x 5 x 48' every time, there's a solution.

With Xmart Calculator, you have the ability to define an algebraic function like this:

"IncomeByDay(X) = X x 5 x 48"

Once you've defined the function, you can simply select it and enter the value for 'X', and the result will update instantly. This means that to calculate James' annual income, you only need to tap the buttons 4 times.

Xmart Calculator is highly regarded as an intelligent, programmable, and expandable calculator that utilizes text expressions.

In addition to offering common and scientific functions, users can also define their own personal functions.

All calculations are easily traceable with a step-by-step process.

Quick Start:

• There is no '=' button in this calculator app. The result is automatically calculated and displayed as soon as the expression is updated.
• Swipe up or down to hide or show the history records.
• Swipe left or right to hide or show the scientific/math functions.

Main Features:

• Custom functions: users can define algebraic functions with up to 9 parameters.
• Use custom functions within the main expression or separately.
• The result is instantly calculated and displayed when the input is updated.
• Includes most common scientific and mathematical functions.
• Save calculations to the history for future reference.
• Review and recall past results or expressions from the history.
• Name or label each history item meaningfully for easier identification.
• Record and display step-by-step details of the calculation process.
• Share history records with friends.
• Includes a fast mortgage calculator.

Additional Features:

• Support for Apple Watch and iMessage.
• Auto save feature, which can be turned on or off, or set with a custom timer for automatically saving results.
• Customizable colors, layouts, and fonts to design your own calculator.
• Toggle button sounds on or off.
• Select from 6 different button sound options.