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submitted 2 days ago by harfang@slrpnk.net to c/opensource@lemmy.ml

Hello,

I downloaded SchildiChat to access matrix as their UI is more conveniant than Element. Exodus and TC slim however found "Google Admob" within the app.

As you can see on the screenshot. I asked developers about it, and they told me there's no trackers on the app.

Who's right, who's wrong ?

Thanks

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[-] deadcade@lemmy.deadca.de 70 points 2 days ago

The version from their F-Droid repo, SchildiChat[f], has no Google libraries. The version from the playstore includes proprietary blobs to support Firebase Cloud Messaging (Google notifications system). Exodus may be misidentifying this as "Google Admob", which is not present in the app.

[-] harfang@slrpnk.net 3 points 1 day ago

I got it from F-Droid that's why. so confusing

[-] Ghoelian@piefed.social 8 points 2 days ago

The f-droid version also supports FCM, which I was a bit surprised by.

[-] harfang@slrpnk.net 1 points 1 day ago
[-] Ghoelian@piefed.social 3 points 23 hours ago

Firebase cloud messaging

[-] Rikj000@discuss.tchncs.de 19 points 2 days ago

You can install ClassyShark3xodus,
which can de-compile apps and scan them for trackers on the fly to figure it out yourself.

Do let us know the results :)

[-] redti@lemmy.zip 2 points 2 days ago

Exodus brings up false positives

[-] redti@lemmy.zip 6 points 2 days ago

I can confirm that schildichat from f-droid contains 2 Google trackers after analysis :

603 tested signatures on 67125 classes (40361329)

Google AdMob Sentry

*Google AdMob 9com.google.ads.

*Sentry 698io.sentry.

file:///data/app/~~Opb2slJC07NYLm9e2C2ikw%3D%3D/de.spiritcroc.riotx-uWSIGBd1PzyWdDEl86q5NA%3D%3D/base.apk

MD5sum: 55da2edbc904165755632ae132f30ed5 SHA1sum: ed27b82c54dd62315c6a46935af66e4666549a3d SHA256sum: de365d9e2d8e3fa08b1501a0079a95cd0b37fee6186dbd9eba2a4c22d7268473

CN=FDroid,OU=FDroid,O=fdroid.org,L=ORG,ST=ORG,C=UK

SHA256withRSA

CERTIFICATE fingerprints: md5: c78350850dd5f3421f36d7cfbe0927bc sha1: 63ec0e3261dc3be0469bc68955bf58c0684ba52d sha256: 5d473a5169ef71aedcbca1da511210bab4aaff278c5ef785760df882954b1a99

[-] redti@lemmy.zip 5 points 2 days ago

Its a bit confusing because F-Droid ship the schildichat version with Google trackers without saying it. One have to add the schildi repo to F-droid and download the FOSS version: https://s2.spiritcroc.de/fdroid/repo/?fingerprint=6612ade7e93174a589cf5ba26ed3ab28231a789640546c8f30375ef045bc9242

[-] harfang@slrpnk.net 1 points 1 day ago

How is that possible that I depend from the source ?

[-] redti@lemmy.zip 4 points 2 days ago* (last edited 2 days ago)

https://gitlab.com/fdroid/fdroiddata/-/issues/3717

Opened an issue about it

Closed this issue, false positives from exodus.

[-] harfang@slrpnk.net 1 points 1 day ago

Thank you very much. 🙏🏼

[-] redti@lemmy.zip 3 points 2 days ago* (last edited 2 days ago)

Well according to the Dev this might be false positives. Adding to the confusion. And indeed they are. The sources code don't have them.

[-] harfang@slrpnk.net 1 points 1 day ago

So how we're sure it do jot contain any tracker ?

[-] uxellodunum@lemmy.ml 2 points 2 days ago

Use Obtanium or Zapstore to get the non-Google and non-F-Droid .apk, as those contain trackers for the notification system to work.

[-] parale@mastodon.social 0 points 1 day ago

@uxellodunum @harfang então o abtanium é melhor do que o F-Droid ou Aurora store? Tipo, só para atualização?

[-] uxellodunum@lemmy.ml 1 points 40 minutes ago

Claro. Obtanium (e Zapstore) vão directamente à página de Github buscar da fonte. F-Droid tem builds que seguem certas regras estritas, e por isso às vezes tem mudanças. Aurora store é apenas um proxy para Google Play Store.

[-] harfang@slrpnk.net 1 points 1 day ago

Those are alternative stores ?

[-] uxellodunum@lemmy.ml 1 points 42 minutes ago

Indeed. They offer up the original .apks from their respective github sources, so generally don't include trackers etc as you'd find on the Google store versions, or even f-droid at times.

[-] Catalyst_A@lemmygrad.ml 2 points 1 day ago

Obtanium is an app where you enter webpage links to github repositories. Its easy. Its just simple copy and paste. Then it downloads and installs it for you while constantly checking for new versions just like an app store. Its great for apps not on F-Droid.

this post was submitted on 12 Dec 2025
53 points (98.2% liked)

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