It has energy mechanics (waiting for lives) and microtransactions for gems. However, a patient player can enjoy 90% of the content for free.

: Powered by the same UbiArt Framework engine used for Rayman Legends , offering high-definition 2D graphics.

Since Ubisoft has not released a native APK for Rayman Legends, you must use one of these three community-tested methods: PS Vita Emulation (Vita3K)

No PC needed. Official support. Cons: Subscription costs (for Xbox Cloud) or local network requirements (for PS Remote Play).