How to Use Your iPhone's Scientific Calculator

Your iPhone’s calculator is anything but basic. We’ll show you how to use your iPhone calculator to unlock its scientific calculator functions.

* This post is part of iPhone Life's Tip of the Day newsletter. . *

I use advanced functions on my calculator fairly regularly, so it’s nice that I have a calculator on my iPhone. This way I can use my iPhone scientific calculator instead of downloading a scientific calculator app! Here’s how to use your iPhone calculator as a scientific calculator.

We'll show you how to find your iPhone scientific calculator, plus a few iPhone calculator tricks. 

  1. Tap on the iPhone calculator icon to open the Calculator app.

    Open the Calculator app by tapping the calculator icon
  2. Turn your iPhone to landscape mode.

    Rotate the phone to landscape mode to switch to iPhone scientific calculator
  3. The scientific calculator will appear once the screen is rotated.

Now you can use your iPhone for scientific calculator functions like exponents, logarithms, square roots, and calculations involving Pi!

Related: iPhone or iPad Calculator App Missing from Control Center? Here’s How to Get It Back

If you are using your iPhone's scientific calculator as your main calculator instead of a backup and you use advanced functions frequently, you may want to look at the functionality of other calculator apps to see if they suit your needs better. Otherwise, most users find these functions more than adequate.

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Author Details

Sarah Kingsbury's picture

Author Details

Sarah Kingsbury

Sarah Kingsbury is the Editorial Directer at iPhone Life. She manages the web editorial team and oversees all web and newsletter content. A long-time iPhone and Mac enthusiast, Sarah loves teaching people how to use their Apple devices.