I'm trying to jailbreak my iPhone 4 running on ios 5.1.1?

How can I jailbreak my phone directly from its Internet and not with a computer? My house Internet is out so I can't use one. I've heard of jailbreak.me but its highest version is for ios 5.0. Where can I find one that's up to date and effective? One that's trustworthy and safe? Real answers please and thanks

No because IPhone 4 is totally different from other models like 3g, 3gs etc like that i think you should go to online market ebay and but this software thats good for you other wise your iphone can dead

You need use computer.

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