Using Olleh
Rates: $1 a day/ $3 a day
Three months - roughly $270 all together
Pro: Accessible anywhere, can just pay for the wifi I use
Con: having to constantly type down the pin/password, risk of losing it, cannot store it easily as it will probably change every time you buy it
Using Egg
Rates: about $80 a month
Three months - roughly $240
Pro: Easy access, no need to constantly type the pin/password, can pay in dollars
Con: May get lost easily, $100 deposit
Hacking into free Wifi
Rates: Free!
Three months - Free!
Pro: Free!
Con: not reliable whatsoever, varying amounts of good wifi, may not even work