Uninstalled apps using cellular data in iOS

iPhone X, iOS V 13.1.2


Let me start by saying that I have read the previous threads on this subject, and unless I'm missing something, the issue has not been fully resolved. The overwhelming push back from the community is that iOS is NOT using cellular data, rather, what we are seeing is a sum total of cellular data the apps used before we uninstalled them. Fair enough. However, there is a simple way to figure out if this is true.


I had some time on my hands and conducted a test. Here's what I found:


1) I reset the statistics for the current period on 10/2 at 3:30. The "Uninstalled apps" line is clear of any usage.

2) Without unloading any apps, at 3:31 the uninstalled apps usage shows 1.2KB

**The following times and usage reflect this statement:

"I have not unloaded any apps on this phone since I reset it at 3:30 on 10/2:"

3) 3:44 (7.1KB)

4) 3:49 (9.1KB)

5) 3:54 (13.2KB)

6) 3:55 shut off "Cellular Data" at the top of the screen and reset statistics (shows no data for uninstalled apps; also shut off all cellular data for each individual app)

7) 3:59 (0KB) no data leakage

8) Put on "Cellular Data" and added Safari - uninstalled apps 4:02 (10.3KB)

9) 4:03 (13.3KB)

10) Next day, 10/3 at 3:59 (297KB)


The only thing that seems to stop data leakage is shutting off Cellular Data for all systems.


So, if the answer to the question regarding uninstalled apps is that I'm deleting apps and there is a running total of data that the apps were using, why is it there is a constant trickle of data loss when I am reset the stats and don't delete apps? Of course, the larger question is 'what information is being sent (clearly, iOS is logging data to somewhere), and to whom is it being sent?'



iPhone X

Posted on Oct 3, 2019 2:59 PM

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Posted on Mar 24, 2020 1:24 PM

Of the people that are having issues, who has a VPN profile setup on your iPhone?

I was having the same issue as the OP until I deleted all VPN profiles and rebooted my iPhone. It’s been a few hours with cell data turned ON and my “Uninstalled Apps” data usage is sitting at 0. It would appear that this is indeed an iOS bug (I’m on 13.3.1).

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Mar 24, 2020 1:24 PM in response to sterling0925

Of the people that are having issues, who has a VPN profile setup on your iPhone?

I was having the same issue as the OP until I deleted all VPN profiles and rebooted my iPhone. It’s been a few hours with cell data turned ON and my “Uninstalled Apps” data usage is sitting at 0. It would appear that this is indeed an iOS bug (I’m on 13.3.1).

Feb 4, 2020 3:25 AM in response to sterling0925

I have found some settings that might actually be helpful. Try the following:

  • Remove home from Home App (don't know if this is needed, though)
  • Then go to Settings -> <apple ID> -> iCloud and disable the following: Home, Health, Wallet, Game Center, Siri
  • Bonus: go to Settings -> Mobile Data -> Mobile Data Options -> Voice & Data -> de-select VoLTE ON!


My results: Uninstalled Apps data consumption: 0.1kB for the last 4 hours, compared with cca 20MB per hour.


I don't know which of the iCloud settings made the trick. I would bet on Home App & Health considering other post on the Internet. I consumed already too much data to Uninstalled Apps this month to make more test.


Note that all these apps had Mobile Data turned OFF already (as well as WiFI assist, iCloud Drive, Files, Settings, Music, Photos).


Good luck!

Mar 2, 2020 8:41 AM in response to Sideeye2apple

I’ve found a solution to my leakage. Someone posted earlier in this tread that it was caused by Eve products in HomeKit. I have the Eve Weather. I had tried blocking the Eve and Home apps from accessing cellular data but that did not stop the leakage. When I delete the Eve Weather from HomeKit I went one full week with no leakage. I reinstalled the Eve Weather in HomeKit and in less than a day there was over 1 MB of leakage. I’ve just repeated the above steps with the same results.


I will report my findings to Elgato concerning this issue. I certainly won’t buy any more of their products until the problem is resolved. Although there does still seem to be an issue with iOS 13 given others have the problem without Eve products or using HomeKit.

Dec 25, 2019 9:08 PM in response to sion.s

Do not believe Apple has a grip on this. Apple Support’s recent official advice related from their engineering team was to turn off mobile data when I don’t need it. W T F ?!!? Completely misses the point of a mobile device. Bunch of bozos.


As of 13.3 and all previous 13.x at time of posting), uninstalled apps counter is garbage, it increases even if resetting it to zero and not uninstalling apps.


Here’s what I’ve done that has kept my usage of uninstalled apps to 2-5 MB per day.

  • turned HomeKit off on all my family account devices
  • left for a couple days until all devices fell off as options in HomeKit devices and bridges (meaning don’t use HomeKit for a couple days.)
  • then re-added them


I have too much invested in my setup to rebuild it, perhaps burning it all to the ground may work better. Unfortunate their are no tools to backup and restore a config, or even display it in a logical manner to allow a quick rebuild. Shame on Apple, this is not a 1.0 product, it’s been around since iOS 8. But this recent update has screwed it up.


Hope what I’ve done will work for others.

Jan 26, 2020 7:11 PM in response to sterling0925

I have been having the same issue and I've read both threads. I tried many of the suggestions lists without luck.

The last thing I did was toggling wifi assist ON and then back OFF. Same for iCloud Drive. Toggle On then OFF. These have always been off.

My data usage has gone from 10 mb per minute to 10k per minute. So far this new lower rate of data usage has held for about 10 minutes. I am posting here just in case anyone else is looking for something else to try.

Oct 5, 2019 4:25 PM in response to sterling0925

Because of the ridiculously high cost of cell service in Canada, for the last 10 years I’ve used a prepaid service with a low data cap (100 MB per month). I almost never exceed that cap, until I installed iOS 13. After a couple of weeks I got the 90% data usage advisory from the carrier. In looking at the usage, in addition to the usual apps usage, at the top of the list Uninstalled Apps data was over 50 MB. I had never seen this category show up before. After researching what this category was for, I too reset the stats and have not uninstalled any apps. I went for a day before checking the stats and was well over 10 MB. Now I was being billed for over usage by the carrier. The only way to stop the usage is to turn off all cellular data. I tried disabling access for all the individual apps currently installed and enabled cellular data after resetting the stats. Within ten minutes there was 512 KB of Uninstalled Apps data. In about 20 minutes it was over 1MB. I’ve disabled all cellular data until the end of the billing peri because the carrier (looking at you, Bell) charges by the MB for over usage.


If there’s not an update soon specific to this bug, I’ll try a complete reinstall of the iOS and apps. Unfortunately I’m on the road right now and not having access to cellular data is a real pain!!

Oct 15, 2019 3:46 PM in response to sterling0925

Resetting the statistics doesn't prevent continued data leakage. It just provides a new baseline to start from.


Since the last post, I tried swapping SIMs with my wife in case it was related to the carrier account. No change. Today I enrolled in the beta program and tried 13.2 beta 2. The amount if leakage was significantly reduced, KBs instead of MBs in short time periods, but still occurring, even with all apps disabled for access to cellular data. I've not uninstalled an app in weeks. I submitted several logs to the beta program at the times the leakage occurred. Maybe they'll see something.


In the meantime I'm restoring back to 13.1. There's the new release 13.1.3 and it's take a long time to download. I'm hoping it may have an impact on reducing the leakage. Otherwise my options are 1) keep cellular data off (which means I have an expensive iPod Touch with a phone), 2) call support and see if I can swap out the phone with an identical replacement (SE), 3) pay for a higher data cap (at least $30 more a month), or 4) get a whole new phone and hope that clears up the issue (might be cheaper in the long run that option 3).


Or maybe my beta test results will result in a fix in 13.2.

Oct 15, 2019 3:29 PM in response to Recreational Mac User

That makes no sense to me. I've been keeping up with mine since I reset statistics about a week ago and I've leaked 8.5 MB of data.


Just for reference I found an app that I could unload for experimental purposes. The statistics were that it had used 2.2 MG of data. I checked the uninstalled apps data before an after I uninstalled the app. The total amount when up by 2.2 MB, therefore it was an accurate reflection of what I had just done. I then went on to reset my statistics and NOT uninstall any other apps. Within minutes Uninstalled Apps was racking up data loss. So while Uninstalled Apps does actually keep up with the data used by apps that you have installed during the cycle, resetting the cycle does not stop the loss of data.


I would be very interested to find out what technical support tells you.

Oct 23, 2019 1:24 PM in response to Recreational Mac User

A few days after my last post, I turned cellular data back for good on with all apps (except Find My) disabled, enabling apps only when I need them then disabling again. There was one burst of 1.2 MB of Uninstalled Apps data near the beginning and since then, nada.


So, was it installing the beta then restoring to 13.1.3? Other than a few app updates I’ve not made any other changes.


Or was there some strange interaction with the carriers resulting from iOS 13 that caused this strange data leakage that has since been fixed at the carrier end?

Dec 7, 2019 1:20 PM in response to sterling0925

Five days ago, I did (another) fresh install of iOS 13.2.3 and did not uninstall any apps. About 2 MB per day of cellular data have been used since then. It may not sound like much given that selfies can consume twice that data, but in terms of plain text, it can be signifiant. See https://pc.net/helpcenter/answers/how_much_text_in_one_megabyte for reference.


So, I go back to the original question, "What is being sent and to whom?" Do iPhones harmlessly leak the equivalent of Hawking's radiation from black holes, evaporating information into the universe? Or is there specific information such as location, purchasing, proximity, photo, voice or other personal data that is being quietly sent to nefarious entities for their use? Most likely there is a logical explanation this is at neither extreme, possibly related to a problem with iOS 12; however, neither an explanation or fix has been forthcoming from Apple.


Further, if asking a legitimate question regarding possible security problems related to sensitive information that is transmitted through cellular data is labeled a "conspiracy theory," then label it so. The reality is that people who have been impacted through the loss of sensitive information such as credit card numbers, social security numbers, or passwords have tangible losses, not theoretical ones.


The engineers set up the "Uninstalled Apps" category for a reason. I'm amazed that they cannot suss out what code from which apps are writing to it and why. Especially when no apps have been uninstalled. I do not buy the argument that iPhones and Apple products cannot be hacked. We know they can because Apple is continuously providing security updates for their operating systems. If there were no security issues, Apple would only provide product enhancements and upgrades!


Privacy and security is important to me as a consumer and producer of digital content. Apple consumers pay a premium for Apple products. I use Apple products and services because I want to know that my information is safe, and that Apple is responsive to potential vulnerabilities. I am not convinced of either at this point.


Dec 26, 2019 6:30 AM in response to sion.s

Yes, use HomeKit (Apple TV and two HomePods as hubs) with one Eve device (Weather). Since I tried the 13.1.3 beta my Uninstalled Apps data has been just kilobytes at a time. After two weeks plus a day since the last reset it’s just 3.3 MB, and some of that is legitimate uninstalled app data.


If HomeKit remote access data is being lumped into Uninstalled Apps data, then you would think it should be under its own category in System Services. Will submit a feedback suggestion to hopefully start that process.

Jan 6, 2020 11:17 AM in response to sterling0925

Bump.


Any updates on this?


I have the same problem. Yesterday I totally nuked my phone and installed everything fresh - not even a restore from backup. And within minutes I was getting cellular data usage from an "uninstalled app." I'm already at 1gig in just 20 hours.


Not sure if this is related or not, but my "DNS Services" is using a ton of data as well. This should be very low given the size of a DNS lookup and it's already at almost 1MB in 20 hours.


I've been on WiFi almost the entire time too. I left the house for a bit this morning, but I'd say 90% of the time I've been on Wifi.


Any news on this problem?


FYI - There's another thread with the same issue and no solution - https://discussions.apple.com/thread/250660254

Jan 27, 2020 8:12 AM in response to sterling0925

My unexplained uninstalled apps usage was not an issue for quite a while, until recently when it was jumping up by ~20 MB at a time. It occurred to me that this third period of big jumps of data was happening while I was on a road trip just like the other two times. Could it be related to passing through multiple carrier cells? I use Bell Mobility. Is this consistent with others having this issue? Could it be carrier based?


I’m sending more feedback to Apple. Maybe if they get enough complaints about the problem they’ll dedicate more time and resources to the problem.

Dec 7, 2019 5:46 AM in response to Pipeye

After my last post, the uninstalled apps data dropped to just KB at a time. Since my last stats reset on Nov 12 (billing date) I have just 740 KB of Uninstalled Apps data.


Don’t know what to say, other than start a conspiracy theory that upgrading to iOS 13 allows some foreign (or domestic?) security service to access your iOS device and suck data from you using a malicious app inserted on the carrier’s equipment. The initial dump is large then tapers off. I expect it would easily be done from a Surface as well.


Or it’s just a bug in iOS 13.

Dec 25, 2019 5:06 PM in response to sterling0925

Me and my wife are also having this problem. A week ago my wife lost over a gigabyte in a day to uninstalled apps and triggered her data limit warning - which was how we noticed.


i thought mine has settled down and was ok now, so I put mobile data on again. Just noticed though that it has used over 200 mb today.


I have also had occasions where it has been using up cell data even when connected to WiFi. ( I have the WiFi assist set to off ).


I spoke to Apple support over a week ago. While the guy there has been really helpful - running tests etc ( he was able to run a live rest on the phone while uninstalled apps was using up data ) we are now over a week down the line and no fix.

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Uninstalled apps using cellular data in iOS

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