However, you are likely referring to one of two things: the mobile port of the original Naruto: Ultimate Ninja Storm (which can be played "for free" via an Apple Arcade subscription), or unofficial, free-to-play mobile knockoffs circulating online.
Assuming you are looking for a breakdown of the official mobile release on iOS and Android , here is a full review of the game. 🍃 Overview Naruto Storm Free
Originally a landmark 2008 PlayStation 3 title, Bandai Namco ported the first Naruto: Ultimate Ninja Storm to smartphones. It covers the story arcs from Naruto's childhood up to the Sasuke Retrieval arc. ⚖️ The Verdict So I Played STORM 1 on MOBILE.. (Storm 1 Mobile Review) However, you are likely referring to one of