diff --git a/Casks/o/ovito.rb b/Casks/o/ovito.rb
new file mode 100644
index 0000000000..253ba2ac8b
--- /dev/null
+++ b/Casks/o/ovito.rb
@@ -0,0 +1,28 @@
+cask "ovito" do
+  arch arm: "arm64", intel: "intel"
+
+  version "3.9.4"
+  sha256 arm:   "77b9985349f86edc44768eb9c2b70373cdb5a6de23e043c92fe7466b71701a2b",
+         intel: "fc46f0a18b566233d25f2269024d8a682ff0b4fdee318417d0cde71fb8f5ae21"
+
+  url "https://www.ovito.org/download/master/ovito-basic-#{version}-macos-#{arch}.dmg"
+  name "OVITO"
+  desc "Scientific data visualization and analysis software"
+  homepage "https://www.ovito.org/"
+
+  livecheck do
+    url "https://www.ovito.org/os-downloads/"
+    regex(/version\s(\d+(?:\.\d+)*)/i)
+    strategy :page_match
+  end
+
+  auto_updates true
+  depends_on macos: ">= :mojave"
+
+  app "Ovito.app"
+
+  zap trash: [
+    "~/Library/Preferences/org.ovito.Ovito.plist",
+    "~/Library/Saved Application State/org.ovito.savedState",
+  ]
+end