Your iPhone's Calculator app has been hiding a secret this whole time

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The iPhone Calculator app has a handy hidden trick up its sleeve

iOS calculator app
(Image credit: Shutterstock)

Whether you're running one of the latest and best iPhones or an older model which has been updated to iOS 15, Apple has a whole bunch of neat tricks in its devices it doesn't often shout about, many of which can make your experience even better.

One such trick is one hidden in, admittedly, not the most exciting of places — the Calculator app. This gesture lets you instantly delete the last digit by simply sliding to the left or right.

How to swipe to delete in iPhone Calculator app

To delete a digit by swiping in the Calculator app, simply swipe either left or right at the top of display. It's that easy — as demonstrated in our TikTok video below.

Granted, it's not the most Earth-shattering of features, but it's still handy to know about — as is the hidden scientific calculator mode that reveals itself if you turn your iPhone sideways into landscape mode. 

Who knew the humble Calculator app was full of so many surprises? 

Now you know how to delete by swiping in the iPhone Calculator app, you may be interested in a few other little iPhone tricks. For instance, did you know that you can launch apps by tapping the back of your iPhone? 

And don't forget to also check out some of our other guides, including how to get full-screen Caller ID on iOS 15, how to use Hide My Email in iOS 15, and how to transfer data from iPhone to iPhone.

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Dale Fox
Dale Fox
Freelance Journalist

Dale Fox is a freelance journalist based in the UK. He's been a tech nerd ever since childhood, when he used the money from his first job as a paperboy to buy a subscription to GamesMaster magazine. Dale was previously a presenter and editor in China, where he also worked as a copywriter for OnePlus at its Shenzhen HQ.