How to clear your iPhone cache (and wipe out lag for good)

Follow ZDNET: Add us as a preferred source on Google.

ZDNET's key takeaways

• Clear your iPhone cache regularly to boost speed and free up space.
• Safari, Chrome, and apps all store cache that can slow performance.
• Restarting your iPhone helps clear hidden files and improve stability.

I'm guessing your iPhone has dozens of apps running and maybe a couple of browsers, each with way too many tabs open at all times. I know mine does. The thing is, all that activity causes cached data to build up over time.

Every time you use apps or browsers on your phone, they locally store bits of information such as images, scripts, and logins to make your iPhone perform faster. Websites load quicker, and apps feel snappier. At least that's how it's supposed to work in theory.

Also: How to clear your iPad cache (and ...