How to Convert Multiple SK Files to JP2?
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 SK files
Start reaConverter and load all the .sk files you intend to convert into .jp2. The software supports multiple SK conversion and processes all files locally on your computer.
Select SKs from a folder or by drag-and-dropping them directly into the reaConverter window.

3. Select JP2 as output format
Pick the JP2 as output format and choose the destination folder where you want to save new .jp2 files.

4. Start SK to JP2 conversion
Then simply press Convert button and your conversion will begin in no time!

Once the conversion is complete, you can find your JP2 files in the destination folder you selected.