Like other Blackberry apps, you can find Hoiio in Blackberry Appworld. To install Hoiio from Blackberry Appworld: 

1. On your phone, select Blackberry App world
2. Search for Hoiio
3. Select Hoiio and install

If you do not have Blackberry Appworld on your phone or encounter problems when accessing Blackberry Appworld, you can download Hoiio from Hoiio WAP site. With your phone browser, go to http://m.hoiio.com and click the Download Hoiio Mobile.