Roblox has a default frame rate of 60 frames per second, which is smooth, but it can feel smoother with the Roblox FPS Unlocker.

You can play Roblox at a much higher framerate than normal simply by using FPS Unlocker. Learn how to do so right here.

While Roblox extensions are generally safe to use, that only applies to popular ones, as most aren't created by developers associated with Roblox. This can leave players open to viruses and malware.