Yes, Horizon Forbidden West does feature a level cap, meaning you can only level up Aloy to a certain point. The maximum level you can reach in Horizon Forbidden West is 50. Reaching level 50 is one of the game's Trophies; for more information on the Trophy list, visit our guide: Horizon Forbidden West Trophy Guide: All PS5, PS4 Trophies and How to Get the Platinum.