Try this unblocker!

It's new and nobody knows about it yet:

It looks like a lot of school administrator type people have been watching our sources, and are blocking new unblockers pretty much as soon as they're released. So all the unblockers we've posted on this site are probably blocked and any new ones we post from that same source will be blocked very quickly as well. For this reason it'd be best if you try to make your own unblocker instead - you can find instructions on how to do this here: How To Make A Proxy

How you can get on Hi5 while in school - Week 10, March 2010

We post a bunch of unblocker sites approximately every week, so sign up for our feed to stay updated!

The best way of unblocking Hi5 at school is to use an unblocking website. You can get to all blocked sites this way.

Another way of unblocking Hi5 in school is by making your own unblocker site. This is more advanced than using someone else's unblocker but it's a lot nicer to have because you can make more of them. Explaining how to do this is too much effort to explain here, but you can find a guide here: Unblock Hi5 from school. You can also make money from letting people use it by letting people advertise on it.

Here are some unblockers you can use to unblock Hi5: