I’m nevertheless not aware of any particular term or acronym “SoSoMod APK” in my information base. However, it’s possible that “SoSoMod” refers to a changed or custom designed version of an Android software (APK).
Many apps have modified versions (often referred to as “mods”) created by the usage of 1/three-party builders. These mods can provide extra features, improvements, or changes to the actual app’s capability. They are usually no longer available on respectable app shops like Google Play and are downloaded and mounted manually.
Please word that the use of modified apps may also violate the terms of service of the unique app and could likely be associated with protection dangers. Always exercise warning and make sure you’re downloading such APKs from relied on sources. Additionally, I advocate respecting the highbrow assets rights and terms of use of any software you have interaction with.