Claim: Free Realms could be purchased for a one-time fee of $90, while the PC version can be accessed only by a premium account in Unlimited Ninja.
Evidence: The game restricted to free-to-play up to level 20, although there was access to additional game content via a membership fee. 
The game was available to download and play free of charge. The PC version was accessed via the Free Realms web site or, through game arcade sites Candy Stand or Miniclip.