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This wikiHow teaches you how to insert an infinity symbol (∞) into any typing area using your iPhone's keyboard. Though there's no dedicated infinity key, there is a gray infinity symbol emoji that's easy to find.

Method 1
Method 1 of 4:

Using the Emoji Keyboard

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  1. This opens your iPhone's keyboard.
  2. It's the smiley face key at the bottom-left corner of your iPhone's keyboard.
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  3. It's the next-to-last category icon (the one containing 4 small symbols) below the emoji list. This switches to the symbol category, which begins with the heart emoji.
  4. The infinity symbol is grouped with the plus, minus, multiplication, and division emoji. This group is between the blue arrow buttons and the clocks.
  5. It's in the bottom row of emoji, just below the multiplication (x) symbol. This inserts it into the typing field.
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Method 2
Method 2 of 4:

Using the Infinity Emoji with Predictive Text

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  1. This opens your iPhone's keyboard.
    • If your iPhone displays suggested words above your keyboard as you type (predictive text), you can use that feature to quickly insert the infinity symbol into any text field.
    • To learn how to toggle predictive text on or off, see How to Enable Predictive Text on an iPhone.
  2. Once you type the last letter, the gray infinity symbol emoji should appear above the top-right corner of the keyboard.
  3. This inserts it into the typing area.
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Method 3
Method 3 of 4:

Copying and Pasting

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  1. If you're reading wikiHow on your iPhone right now, you can use this one: ∞
    • In the future, just open Safari, type infinity symbol into the search bar, and then press Search . Tap the matching result from Wikipedia, as there's an infinity symbol right at the top of the page.
  2. After a second or so, a small menu will appear.
  3. The infinity symbol is now copied to your phone's clipboard.
  4. After a second, a small menu will appear.
  5. The copied infinity symbol now appears in the typing area.
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Method 4
Method 4 of 4:

Creating a Keyboard Shortcut

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  1. You can use this method to create a keyboard shortcut that allows you to insert an infinity symbol whenever you type a certain word. Start by tapping and holding the infinity symbol above and selecting Copy when it appears.
    • Another way to find an infinity symbol to copy is to open Safari, type infinity symbol into the search bar, and then press Search . Tap the matching result from Wikipedia, as there's an infinity symbol right at the top of the page.
  2. You'll usually find it on the home screen or in one of your folders.
  3. It's atop the third group of settings.
  4. It's about halfway down the page.
  5. It's near the top of the page.
  6. It's at the top-right corner of the page.
  7. A black pop-up will appear.
  8. The infinity symbol will appear.
  9. This word will serve as a shortcut to inserting the infinity symbol when you're typing.
    • You can shorten this to something like infinitysym if that's easier.
  10. It's at the top-right corner. Now whenever you type the word infinitysymbol on your iPhone, you'll be able to quickly insert the infinity symbol.
  11. An infinity symbol will appear at the top-center part of the keyboard.
  12. This inserts it into the typing area.
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Community Q&A

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  • Question
    How do I create an infinity symbol in Word using text as part of the symbol?
    Community Answer
    That is not an option. Your choices are to copy the symbol from text that you find elsewhere, or to install a keyboard app such as the The Math Keyboard.
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