Perfect PDF® Signer
is no more available. For instance, you can purchase the functionality as part of a subscription as an in-app purchase for the Perfect PDF® Reader.
The Reader can be found here: Perfect PDF Reader
Perfect PDF® based on the current version of the developer library PDF Xpansion SDK. This SDK is used in our own PDF products and many applications of other software developers. You can also use Perfect PDF® to test the performance of this SDK.
