A: Yes, cross-play works. But your friends will see you flying and aimbotting, which might ruin their experience.
Furthermore, the community is shifting toward where you can spawn any weapon without fear of bans because you are not connecting to official servers. Keep an eye on projects like "PG3D Private Server Launcher" for PC. Final Verdict: Should You Download the UPD? Only if you are using a throwaway account. pixel gun 3d mod menu pc upd
If you decide to proceed, always scan the mod files with VirusTotal, use a VPN, and never log into your real Google account inside the emulator. Q: Does this work on the Steam version of Pixel Gun 3D? A: No. The Steam version has Valve's Anti-Cheat (VAC). The mod menu only works on the Android version run via an emulator. A: Yes, cross-play works