How do I stop apps from secretly tracking me on my iPhone?

I recently noticed that some apps on my iPhone might be tracking my location and personal data without me knowing. I want to find out which apps are doing this and how I can prevent it from happening. Has anyone dealt with this before or know what steps I should take to protect my privacy on iOS?

They’re (Still) Watching: Three iPhone Apps That Spy on You, and How to Shut the Gate

So you think your iPhone’s a fortress, huh? Newsflash: a lot of those “must-have” apps are following your moves like a bored cat on a rainy afternoon. Let’s crack open the biggest offenders (spoiler: there are plenty more), and then I’ll walk you through squashing their peeping for good. I’ll drop legit links too—nobody needs another sketchy rumor.


1. Facebook: The King of Data Hoarding

Ever notice how Facebook seems to know about that new Thai place you just walked past? Yeah, it’s no coincidence.

What Facebook Grabs:

  • Your physical location, pretty much nonstop
  • Contacts, calendar, camera roll… that’s just the appetizer
  • Browsing, purchase history, and probably your grandma’s cookie recipe

Make Facebook Forget Where You Are

  1. Fire up the Settings app.
  2. Scroll down to Privacy & Security, then tap Location Services.
  3. Hunt for Facebook in the app list.
  4. Tap it and select Never (or, for a little flexibility, ‘While Using the App’).
  5. While you’re at it, go to Tracking (in Privacy) and flip off the toggle for Facebook.

If you want the full nerd breakdown, Apple’s got you covered: Enable or disable location services on iPhone


2. TikTok: Data Buffet for the Algorithm Gods

Look, TikTok’s fun. But nobody asked them to gobble up your clipboard, location, and device info just because you like dance trends.

What TikTok Snares:

  • Exact movements via GPS
  • Everything you copy/paste
  • Device IDs and possibly stuff you didn’t agree to (tinfoil hat optional)

Put TikTok on a Diet

  1. Open Settings.
  2. Find Privacy & Security > Tracking. Make sure Allow Apps to Request to Track is OFF.
  3. Jump back, then hit Location Services > TikTok and put it on Never or, if you’re generous, ‘While Using the App’.
  4. For bonus points, head into TikTok > Settings and Privacy inside the app itself and scan for any toggles related to data or personalized ads—turn ‘em off.

Learn more about what these permissions actually do: App privacy details on the App Store


3. Weather Apps: Wolves in Sheep’s Clothing

You wanted a forecast and ended up giving away your entire travel history. Many weather apps are notorious for selling your location to advertisers.

How They Milk Your Data:

  • Track you even when not running, collecting stuff for ad agencies
  • Sell or share anonymized (sometimes…) geolocation info

Cloud Their Radar

  1. Go to Settings > Privacy & Security > Location Services.
  2. Look for the name of your weather app (e.g., Weather Channel, AccuWeather).
  3. Tap and switch to Never or at worst, ‘While Using the App’.
  4. Dive into the app’s Settings (if it has one) and opt out of any form of data sharing or ad tracking.

Weather app privacy troubles, explained: Weather apps and privacy concerns


Bonus Round: Lock Down All Apps – The “Paranoid, But Make It Practical” Setting

Not sure who’s the leakiest? Here’s how to blanket-nuke most tracking:

  1. Tap Settings > Privacy & Security.
  2. In Tracking, flip Allow Apps to Request to Track off. Rage-click if you must.
  3. Revisit Location Services for every app and set to Never unless you really need it.

Apple’s privacy only takes you so far. For the full gospel: Apple Privacy Overview


TL;DR

  • Major apps want your every move, sometimes literally.
  • The controls are all in Settings > Privacy & Security.
  • You have to be the gatekeeper, because convenience always comes with a “pay with your privacy” price tag.

Stay suspicious, friends. That app update could be sneakier than you think.

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Honestly, I think we all want an iPhone that’s less ‘Stalker in My Pocket’ and more ‘Personal Assistant.’ Mike did a killer job breaking down the offenders and how to shut down location and tracking, but I’ll take a slightly different angle—sometimes the best privacy fix is to reconsider which apps you need in the first place. I mean, why have six weather apps “just in case”? Half those apps exist solely to rinse users for data.

And let’s be real: toggling permissions in Settings is great and all, but not every sneaky behavior is covered by Apple’s controls. App developers have creative ways to fingerprint devices with stuff like accelerometer usage, Bluetooth, or even Wi-Fi network info. You can toggle “Don’t Track” till your thumb goes numb, but cross-app tracking can still happen unless you get more aggressive.

Here’s what I do (somewhat overboard, I’ll admit):

  • Routinely audit which apps I’ve actually opened in the last month. If they’re just freeloaders sucking up data, delete. Less is more.
  • Switch as many apps to web versions as possible. Browsers like Firefox Focus or DuckDuckGo (both free) block a ton of trackers by default.
  • Use the “Sign in with Apple” feature when creating new accounts. It limits sharing your actual email and adds a buffer against data fusion, compared to “Sign in with Google/Facebook.”
  • Apple’s “App Privacy Report” (Settings > Privacy & Security > App Privacy Report) is your friend. Scroll through, see which apps are phoning home most often, and start swinging the banhammer.
  • For the super paranoid: consider setting up a “dummy” Apple ID for junk apps that don’t need access to your core info. Extreme? Maybe, but if you’re tired of creepy ads following you, worth a shot.

Disagreeing a bit with the idea that you can just toggle off permissions and be done—sometimes you gotta be way more ruthless. Mobile privacy’s honestly kind of an arms race. The more you dig, the weirder it gets (like, some camera/mic permission popups don’t block all access 100%).

And yeah, Apple touts “Privacy by design” but they still let plenty of third-parties wiggle around the rules, so nothing’s ever airtight. Trust, but verify.

If anyone knows of a magic bullet app that does ALL the detective work for you on iOS, let me know, seriously—getting tired of playing whack-a-mole with these tracking creeps. Anyone else just say ‘screw it’ and go for a dumbphone? Tempted…

Not gonna lie, some of the advice above is solid—props to @mikeappsreviewer for the play-by-play on settings, and @nachtdromer got a bit hardcore (I respect the culling of unused apps). BUT, here’s the thing nobody seems to mention: Apple’s “privacy” leans heavily on user diligence, and user APIs get tighter every iOS cycle, but exploits always catch up.

What I do (after learning the hard way with hyper-targeted ads, ugh): I use a VPN 24/7—not just for browsing, but for mucking up Wi-Fi triangulation and IP-based geo. Do ALL apps respect that? Hell no, but it helps cut loose some stalkers. I also periodically check cellular data use per app (Settings > Cellular) and ruthlessly strip data from apps that seem suspiciously chatty. Like, why does that dumb flashlight app need 8mb of data in a week? Bye.

Another angle not covered—a lot of sneaky tracking happens via photo metadata (especially location in camera roll!). I strip metadata before sharing, using a 3rd-party app (“ViewExif” or “Metapho” work if you’re picky).
And yeah, “web app” versions as suggested above are cool, but don’t sleep on using Container Tabs/Safari Private Browsing too—keeps some tracker cookies from sticking around, though it’s whack-a-mole at times.

Do I trust Apple? More than Android, maybe, but anyone who thinks settings alone can make you invisible should brush up on device fingerprinting and side-channel attacks. There’s no kill switch, just mitigation.

Tl;dr: cut the permissions, nuke sketchy apps aggressively, run a VPN, keep an eye on which apps use data/power, strip your photo/location exif, and accept that some of it’s just a losing battle if you want the “smart” in smartphone. Or, I dunno, move to the woods and eat moss. Your call.