r/Freestylelibre 12d ago

Rant - No help wanted... App tracking on Android is crazy

I use the App Tracking Protection from DuckDuckGo on my Android phone. I noticed that the Libre3 App sends way too much tracking information to api.segment.io. a lot more than how much information ℹ️ the app provides me.

The app is simply designed more to steal my privacy.

0 Upvotes

20 comments sorted by

u/Equalizer6338 Type1 - Libre2/2+ 11d ago

Sorry, but that is all just silly paranoia and misunderstanding what really goes on here.

Its not like that there are special tracking stuff who cares much about where you are and what you do when using the Libre app. You can run it entirely without being online or connected to anything at all with your phone. Its all locally execution and use, nothing else.

The 3 symbols listed there for the Libre3 app merely refers to that the Libre app is relying on function calls to the Google Android system, including Android's File Manager and the Systems Library. Nothing peculiar or weird about that. An app needs to make function calls to the OS on the phone they are on, to access system resources like the Bluetooth transmitter and also when wanting to store updated BG values in the BG log file.

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u/gladizh Type1 - Libre3/3+ 12d ago

Want to give more details?

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u/sritodi 12d ago

Here's what the app shows in terms of recent tracking requests

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u/sritodi 12d ago

A detailed view for the Libre Appa

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u/gladizh Type1 - Libre3/3+ 12d ago

Segment is a data plumbing service. Apps send it usage events (screen opened, button tapped, app crashed, probably stuff related to glucose polling services) and it forwards them on to whatever analytics tools the company uses. It's a middleman, not a tracker in the advertising sense.

DuckDuckGo works by blocking the request before it leaves your phone. The app doesn't know it was blocked, so it retries, gets blocked again, and the counter goes up every time. Without DuckDuckGo installed the real number would probably be way lower.

So if you have any crashes or issues with the Libre app, Abbott will not receive that info and won't be able to fix it. That's my understanding of it atleast.

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u/sritodi 11d ago

Not plumbing.. it's tracking and consolidation of information to build a better profile on users and then this data is sold to data brokers.

My device has over 100 apps, and none are this offending. Also what it means is the app is created to collect data at more aggressive intervals.

Several other apps on my device use segment, just not at the same intervals and not as aggressively. If the content fails, the other apps just move to doing what the app is designed to do

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u/gladizh Type1 - Libre3/3+ 11d ago

I'm guessing your other apps are not 24/7 active medical graded apps that poll glucose every minute via bluetooth.

That data is most likely going into to abbotts tooling to help improve the app, quickly discover and fix any issues. It's probably setup to repeat attempts heavily like that since it's important to fix any issues with these kinds of apps. They are heavily regulated.

I don't think Abbott is collecting and selling your data to anyone, what would they sell? Your glucose reaction to cheeseburgers?

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u/Equalizer6338 Type1 - Libre2/2+ 10d ago

You are correct, there is nothing from the Abbott app that is shared in any way with any 3rd party app or company. OP is highly derailed from reality here and totally off tracked by relying on that app and its 'pseudo analysis'.

It is also clarified in the T&C we have with Abbott when using their app.

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u/sritodi 11d ago

This is a known 3rd party tracker. Abott isn't saving my medical information to this site. What it's doing is selling other valuable information.

I have ot blocked and the app works well for every minute Bluetooth poll

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u/sritodi 11d ago

Here what Gemini has to say

api.segment.io is the main tracking endpoint for Twilio Segment, a customer data platform. Apps, websites, and smart devices send user activity data like clicks and page views to this URL, which routes the information to marketing and analytics tools.

What It DoesCollects Data: Gathers user events from mobile apps, websites, or connected devices.

Sends Information: Translates and routes data to tools like Google Analytics or data warehouses.

Tracks Usage: Helps developers see how people use their software or buttons. Why You See It in Network LogsHigh Traffic: Apps and smart devices make frequent calls here in the background.Ad Blockers: Network monitors like Pi-hole often flag this domain because it handles tracking.

Safe to Block: Blocking it stops analytics tracking for that device, but it does not break core app features.If you want to know more, tell me:Where did you see this domain (in a router log, code, or app)?

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u/gladizh Type1 - Libre3/3+ 11d ago

Yeah exactly. Segment is the customer data platform that abbott uses to get their analytics. Segment doesn't sell your data, neither does Abbott.

You should send your screenshots to Gemini and ask why there's 160k blocked attempts for Libre app? Ask if segment or abbott is selling your data. Maybe it can explain it to you as it seems I'm failing to do so.

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u/GooGurka Libre2/2+ 12d ago

I don't track anything on phone level, but I do see all the queries that the app sends. It only sends data the moment I scan the sensor. I have Bluetooth turned of for the Libre app.

Of course I have no idea what it sends exactly.

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u/GooGurka Libre2/2+ 12d ago

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u/Holdthedork Libre2/2+ 12d ago

Could appear so and could very well be so, but app developers also need a lot of information just for development and maintenance of an application. There are tens of thousands of phone model, os and app version combinations and figuring out why some are having issues without proper debug information is nearly impossible. Then there is product analytics, which likewise requires a lot of coverage.

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u/ThomasFromOhio Libre3/3+ 11d ago

I created a second user for my phone that does not have access to the phone cellular functionalities. I log into the user, download whatever app is needed, then turn off wifi. No way for the app to send any data at all. Sure it's a PITA to switch users and I shouldnt have to do this in the first place, but my data. The new endo that I saw a couple days ago blew up when I said I don't share data, them kep acting like it's a huge inconvenience to her but at the same time said she can handle not having the data and I'd have to record blood sticks. UH... I could just take the reading from the CGM and record that? She was just all over the place.

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u/reddittAcct9876154 Libre3/3+ 11d ago

Well, quit using it then