What version of Unity is compatible with Ultimate Terrains? Questions & Answers › Category: General › What version of Unity is compatible with Ultimate Terrains? 0 Vote Up Vote Down F.A.Q asked 6 years ago Could you list which versions of Unity are usable with Ultimate Terrains? Question Tags: 2017, 2018, 5, compatibility, unity, version 0 Answers 0 Vote Up Vote Down uTerrains Staff answered 6 years ago Starting from version 3.1, Ultimate Terrains is compatible with: Unity 5.6.x Unity 2017.x Unity 2018.x Important note: Ultimate Terrains is almost 2 times faster with Unity 2018 than with older version. Here is why.