Hello ^^

I would like to know if there is a steam key available for people who bought the software here. 

Thank you :-)

I've just added some steam keys, so you should now be able to request one from the original purchase/download link you received :)

https://itch.io/t/67604/how-to-get-a-steam-key-from-your-itchio-purchase

Thank you Ben, I've got my key. ^_^