Yes, if you are willing to wait a couple months you can do that. May I note that the selection from Apple will be much more limited. Currently there are hundreds of third party apps available for download all for free. The ones that come out in February will be few for a while, and will most likely cost money.
... But the will be tested and safe. The Apple way has given us a superior platform on our macs. Unless we support that well end up with mobile phone's with BSOD. That Free application may contain a backdoor, spyware, Trojan.