Instead of risking your account, you can use official methods to earn Yen and XP faster:

Using exploits to gain unfair advantages, such as instant currency or XP, is a direct violation of Roblox's Terms of Use . Roblox employs automated systems to detect illegal progression, which can lead to permanent account deletion or IP bans.

Many "free" script executors and downloads are scams designed to install malware, such as keyloggers or trojans , onto your computer. These can be used to steal your personal files, passwords, or even your browser cookies to hijack your accounts.