Most online games, especially those that are casually played, oftentimes lose its flavor when you have been playing with it for too long. You tend to look for something new or even a different gaming concept that you have never played before. That is one disadvantage of playing paid games. You spend some time and money with it, but may not be of great use in the long run, where you often have the regret that you wished you did not purchase it in the first place. This is where Free-Games are advantageous. It gets updated with new and better games, where you never think of the cost.