diff --git a/Casks/whale.rb b/Casks/whale.rb
new file mode 100644
index 00000000000..75a9d7fad24
--- /dev/null
+++ b/Casks/whale.rb
@@ -0,0 +1,12 @@
+cask 'whale' do
+  version '0.5.1'
+  sha256 '53afc456c0f5fc2dca215439fd4ce556e96b95d70603ba9cbc7b18f254e3868f'
+
+  url "https://github.com/1000ch/whale/releases/download/v#{version}/Whale-macos-v#{version}.zip"
+  appcast 'https://github.com/1000ch/whale/releases.atom',
+          checkpoint: '60355f839653f8711f096a12e22a3141999e682ebd4a2694464edd3277eebcdc'
+  name 'Whale'
+  homepage 'https://github.com/1000ch/whale'
+
+  app 'Whale.app'
+end