Every roblox fans knows that robux is the primary currency in the game and without a roblox free robux you can't get games, free roblox skins or even access to the builders club membership.
So beside the ability of counting unlimited free robux. Now all roblox fans are able to control any free robux amount and know how much it worth before trying to get any free robux amount. As well as the ability to count your daily free robux earnings from the builders club membership.