It depends; both are correct but it depends on the situation.
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The games that can be played at the site "Boxerjam Games" are puzzle and word games. The site has family friendly games with trivia and cash prizes available to be won.
They played board games, such as a checkers and chess, and they played outdoor games like 'kick the can,' hoop-rolling, ice skating, and marbles.
MMOFPS games can be played online on the MMOBOMB website. There is an extensive list of free games available to be downloaded or played in your browser.
ballsack
Games can be played for free most of the time. Some games do cost money, but not many. Those are often role playing games. Simple games are always free though.