iPhone 3GS wanting to jailbreak

[Taryen Bisson]

hi there, i have an iPhone 3gs on a firmware of 4.2.1 and wanting to jailbreak it. anyone know how i would do this without having to pay for it?

 

[Napoleon PhoneApart]

You may want to peruse this particular forum a bit. Lots of answers here.

 

[Europa]

All of the jailbreak tools are free. You can use limera1n or greenpois0n.
http://limera1n.com/

 

[PinkBanana]

All of the jailbreak tools are free. You can use limera1n or greenpois0n.
http://limera1n.com/

Both are very easy to use.