Whether it's a photo that captures a significant memory or just an ordinary moment, taking pictures is a common habit. We often snap several shots to get the perfect one and then forget to delete the duplicates, which end up consuming precious storage space on our iPhone or in iCloud.

Fortunately, there's an easy way around this issue built into your iPhone if you have iOS 16 or later.

Apple introduced its "duplicate detection" feature in 2022 and it works just as its name suggests. The tool uses on-device AI to identify identical images and aggregate them in an easy-to-find album in the Photos app. Apple says the iPhone classifies duplicates not only as exact copies, but also as photos that appear to be the same but have unique resolutions, file formats or other slight differences.

Read More: iOS 18: Your iPhone Gets Upgrades to Messages, Photos, and More this Fall

Make sure to turn on iCloud syncing before going through the step-by-step process below.

Here's how to use the iPhone's built-in tool to free up storage space:

5. Tap Select All to merge all the duplicate photos your iPhone detects and delete them at the same time.

If you found this iOS 16 feature helpful, check out CNET's cheat sheet for iOS 17. For more advice on how to save space, read our full list of tips for clearing your iPhone's storage.