There are several horse games for young girls available on both mobile and desktop platforms, such as My Little Pony's "Friendship is Magic" and American Girl's "Saige's Horse Parade." A selection of horse games at barbie-horse.goldhairgames.com is another option for girls who like horses.
In My Little Pony's "Friendship is Magic," a unicorn is tasked with building homes for her unicorn friends to come live with her. Players collect treasures via mini-games to buy resources for building homes. This game is available on multiple platforms.
Created in 1986, the American Girl line of dolls has transitioned to the Internet via the kid-friendly website AmericanGirl.com. In "Saige's Horse Parade," payers join Saige, a fourth grade girl tasked with helping a horse called Picasso lead a parade. The character of Saige comes from Albuquerque, New Mexico, and joined the American Girl line in 2013.
Finally, Gold Hair Games is a site dedicated to subjects popular among young girls, such as hair styling and playing dress-up. There are six games on this site involving Barbie and her horses. Players ride a brown horse through the countryside, play dress-up with Barbie and her golden horse or put together a Barbie and horse puzzle. Barbie horse games require Adobe Flash.