Claymore, Kimetsu no Yaiba Recommendations
Both have human turned monsters, and they eat humans.
Both have have organization specialize in killing them
Both main chars' family/loved one are killed by monsters, thus making them to join the organization
Both main characters travel around wherever the missions lead them
Similar setting - demons roam the world and are hunted down by an organization that sends demonslayers/claymores after them.
In both cases the protagonist is in the demon-killing business, although their motivations differ.
Both shows are pretty dark.
If you like this setting, you should give both shows a shot.
Are both dark fantasy
are both man-eating Claymore have Yoma, Kimetsu no Yaiba demons
are both seeking for revenge
are both works in killing monsters
are both have organization in Killing monsters claymore have organization and Kimetsu no Yaiba have Demon Killing Corps.
claymore set on a fictional medievalis and more gore and darker than Kimetsu no Yaiba
Both dark fantasy.
Both have "monsters" eating on humans.
Both have familar feelings. (Are they really monsters?)
Both have some kind of organization that fight's monster.
Kimetsu no Yaiba is set in Japan.
Claymore is more "European" setting.