* Crackle: Crackle is a free streaming service owned by Sony Pictures Entertainment. It has all seven seasons of Malcolm in the Middle available to watch with ads.
* Tubi: Tubi is another free streaming service that offers Malcolm in the Middle. It has all seven seasons available with ads.
* Freevee: Freevee, formerly known as IMDb TV, has all seven seasons of Malcolm in the Middle available to watch for free with ads.
* The Roku Channel: The Roku Channel is a free streaming service available on Roku devices. It has all seven seasons of Malcolm in the Middle available with ads.
While these platforms offer Malcolm in the Middle for free with ads, certain episodes or seasons may be temporarily unavailable due to licensing restrictions or regional limitations. If you encounter any issues accessing particular episodes, check the service's website or app for more information.