What Pet Simulator 99 scripts actually do
Pet Sim 99 is an idle game at heart. The best scripts automate hatching and coin collection so you can leave the game running while you do something else.
Common toggles
- auto hatch
- auto farm
- coin farm
- diamond farm
- ESP
- auto clicker
- GUI hubs that bundle the above into one menu
- Loadstring scripts you paste straight into the Xeno editor
- Rebuilds whenever the script author pushes an update after a patch
How to run Pet Simulator 99 scripts on Xeno
- Get the latest Xeno from the official download page.
- Install Visual C++ Redistributable and .NET 8 if Windows asks.
- Open Roblox, join Pet Simulator 99, and wait until the egg area has loaded and your pets have spawned.
- Launch Xeno, hit Attach, paste the Pet Simulator 99 loadstring, then Execute.
- If nothing fires, close both apps, reopen, and attach again.
Field note: Diamond farming scales with area unlocks. Farm the highest area you can survive before optimizing hatch speed.
Attach failing? Run Xeno as Administrator and follow Xeno Not Attaching. After a Roblox patch, grab the newest build before troubleshooting anything else.