How to Convert Multiple GTZ Files to HRU?
1. Download and Install reaConverter
reaConverter is quick to download, install and launch. This standalone software is extremely efficient in managing a wide range of batch conversions. reaConverter is incredibly powerful and boasts an extensive variety of features.
2. Load your GTZ files
Start reaConverter and load all the .gtz files you intend to convert into .hru. The software supports multiple GTZ conversion and processes all files locally on your computer.
Select GTZs from a folder or by drag-and-dropping them directly into the reaConverter window.

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

4. Start GTZ to HRU conversion
Then simply press Convert button and your conversion will begin in no time!

Once the conversion is complete, you can find your HRU files in the destination folder you selected.