Can I install on more than one computer?

[moosik]

I purchased irealb for mac osx. I have 3 macbooks that I use for music purposes. Will I be able to install the app on all of them, or do I have to buy 3 copies?

 

[dflat]

I purchased irealb for mac osx. I have 3 macbooks that I use for music purposes. Will I be able to install the app on all of them, or do I have to buy 3 copies?

Using the same iTunes account, it is free.