A player shared a great android based simulator, one of the best in my opinion, and yeah... you can play KoP with it on the PC. Here's how:
First, you need to download that simulator. If the download goes too slow because of the distance with the server, try using software like flashget and enable multiple threads.
(OUTDATED) Download link to latest version (0.8.3) here: http://dl.haima.me/download/D4XU/win/0.8.3/Setup.exe
Please use the official website if you wish to download Droid4x as it has the latest version.
After that, you download from our home page and download the game from there. After downloading the game and installing the simulator on your Pc, you need to go to the options and select APK install. Then the game should be installed
Here's also an English Guide:
An alternative is using nox. This provides an integrated autoclicker.