Feb 25, 2019 1-Month Plan This Fixppo Serial Key license gives you access to use the Fixppo for a month to fix any iPhone issues of an iPhone. 1-Year Plan This iMyFone Fixppo Serial Key gives you 1 year access. It also allows to fix an iPhone within one year. Lifetime Plan This plan is valid for a lifetime. You can use it to fix up to 5 iOS devices.