How to Use Your iPhone's Scientific Calculator

* This article is from our 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. 

iPhone Life
Discover your iPhone's hidden features
Get a daily tip (with screenshots and clear instructions) so you can master your iPhone in just one minute a day.
  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.

Master your iPhone in one minute a day: Sign up here to get our FREE Tip of the Day delivered right to your inbox.


Author Details

Sarah Kingsbury's picture

Author Details

Sarah Kingsbury

As the Editorial Director at iPhone Life, Sarah Kingsbury manages the online editorial team and oversees all website content. She is a long-time Apple enthusiast who never goes anywhere without her Apple Watch and owns way too many HomePods. Since joining iPhone Life in 2013, Sarah has done everything from writing hundreds of how-to articles to founding the Daily Tip newsletter. She even co-hosted the early episodes of the iPhone Life Podcast. When not at work, Sarah can be found hiking in the mountains and canyons around Las Vegas, where she lives with her partner and dogs.