However, following Reddit's API changes in mid-2023, standard modded APKs of Sync no longer function out of the box. To use this specific version today, it must be patched with to inject your own personal Reddit API key. Current Functionality & ReVanced Patching
The version is a well-known build of the third-party Reddit client, often distributed as a patched APK by modders like Balatan to bypass license checks and unlock Pro features.
“Protip for Sync users, in Options under general settings you can turn the update notifications off.” Reddit · r/Android · 2 years ago
: You must visit the Reddit Apps Preferences page to create an "installed app." The generated Client ID (a short string of characters) must be entered into the ReVanced patcher during the setup process.
: It is recommended to download the base APK from reputable repositories like APKMirror rather than unknown "Mod APK" sites to avoid malware.
Because Reddit shut down third-party access for apps that don't pay high fees, Sync will show a "401 error" or fail to load content unless you "spoof" it using your own developer credentials.
: The most reliable way to use Sync Pro v23.02.02 is to download the ReVanced Manager and apply the "Spoof Client" patch.
: The "v23.02.02-21_38 Patched by Balatan" is a common version found on forums like 4PDA , but even these builds require the ReVanced API spoof to connect to Reddit's servers. Community Perspectives