Generally, people use a magnifying glass in such situations, but they don't always have one on them. Carrying a magnifying glass with you can be inconvenient, especially if you have one that's large.

After being unceremoniously removed in iOS 13, Apple has restored the magnifying glass (loupe) when interacting with text on iOS 15. Now, when a user starts to move the text cursor, a bubble ...

It gives your iPhone or iPad a built-in magnifying glass — only way cooler. With iOS 14, Magnifier got new powers and is easier to locate and use more often. Magnifier uses your iPhone’s ...