m4

Nothing outside the APK knows this package by name - an in-house module, or a private SDK. What follows is what the code itself says.

In 15% of apps checked

What it contains5

Classes under this package in the newest build that carries it - KupujemProdajem 3.2.0 build 1288.

Each app's newest build, the most recently checked first. Where the version comes from is the file that states it.

App	App version	Classes
KupujemProdajem com.kupujemprodajem.android	3.2.0 build 1288	5
Telegram org.telegram.messenger	13.0.3	12
Allegro pl.allegro	9.95.1	7
Vita Mahjong com.vitastudio.mahjong	3.42.1	7
Block Blast! com.block.juggle	10.8.4	10
SHEIN com.zzkko	15.4.6	5
Shazam com.shazam.android	16.63.0-261008	70
Indomio it.immobiliare.android	26.16.0	7
Tile Explorer com.oakever.tiletrip	2.3.0	7
Google Play services com.google.android.gms	26.37.37 (260400-994713346)	2620
Driving Instructor com.smart.driving.instructor.tutor	1.0.6	33
Tapo com.tplink.iot	3.21.114	42
and more