diff --git a/Casks/viscosity.rb b/Casks/viscosity.rb
new file mode 100644
index 000000000..55954c77b
--- /dev/null
+++ b/Casks/viscosity.rb
@@ -0,0 +1,7 @@
+class Viscosity < Cask
+  url 'http://www.sparklabs.com/downloads/Viscosity.dmg'
+  homepage 'http://www.sparklabs.com/viscosity/'
+  version 'latest'
+  no_checksum
+  link :app, 'Viscosity.app'
+end