SDRDataTransfer 4.2.5 could be downloaded from the developer's website when we last checked. We cannot confirm if there is a free download of this software available. The SDRDataTransfer installer is commonly called SDRDataTransfer.exe.
According to the results of the Google Safe Browsing check, the developer's site is safe. Despite this, we recommend checking the downloaded files with any free antivirus software. The following version: 4.2 is the most frequently downloaded one by the program users. The actual developer of the free program is RNA Consulting Services, LLC. SDRDataTransfer lies within Development Tools, more precisely Database Tools.
From the developer:
This program allows you to import custom settings from one copy of the PowerSDR setup database to another. The program can transfer data between both the old-style database (PowerSDR.mdb file) and the new-style database (database.xml file). All four types of transfers are possible: old-to-old, new-to-new, old-to-new, new-to-old.
You may want to check out more software, such as Mybase, blueshell Data Guy or OmniView, which might be related to SDRDataTransfer.