What free software can convert fillable forms pdf to fillable and **savable** pdf?

There are files with fillable but not savable forms. Acrobat Reader does not allow save such documents.

What free software can convert fillable forms pdf to fillable and savable forms pdf?


This thread on the Adobe forums indicates that there is no such free software. You'd have to buy Adobe Acrobat, and use LiveCycle Designer, which is included in the bundle.