How to Convert Multiple CDR Files to CAL?
1. Download and Install reaConverter
reaConverter installs quickly on any Windows PC. No dependencies, no bloatware — just a clean setup that's ready to use immediately.
2. Load your CDR files
Load your CDR files into reaConverter. You can add individual files or point to folders, and the software will queue everything automatically.
Select CDRs from a folder or drag-and-drop them directly into the reaConverter window.

3. Select CAL as output format
Pick CAL as output format and choose the destination folder where you want to save new .cal files.

4. Start CDR to CAL conversion
Press the Convert button and reaConverter takes care of the rest. Processing time depends on file size and volume.

After processing, find all your new .cal files in the output location. The log shows details for each conversion.









