Pervasive.SQL for DAT-MAIL™, Post Master™, Postal Package Partner™ and Meter & Stamp Manager™ 

The data format used in our software products is Pervasive.SQL. Pervasive.SQL is a well-known and highly regarded SQL database engine. It provides reliable data access and improves overall performance in our products.
Learn more about Pervasive.SQL

New Users
This installation is the first step before running your DAT-MAIL™, Post Master™, Postal Package Partner™, or Meter & Stamp Manager™ software application (the sequence of installation is very important when using our software products for the first time).

If you are a trial user, you can still get access to the database software. Please ignore the registration screen, as the trial code will be installed automatically for you.

If you are a full registered user on our product, you can fully activate the database software by sending us a request for the code. Request for Code

Existing Users
If you have a previous version of Pervasive.SQL database running, the installation will update to the latest version compatible with Window Book software  (PSQL 10). What’s new in this version.