Version is now considered "legacy." While it holds a nostalgic place in the modding community for its stability and audio fixes, newer builds offer better HDR handling and HEVC encoding.
Before you buy expensive gear, test the free APK version first. If your specific camera model works with v10.3.0, then spend the money on the license key.
If you are experimenting at home, ensure you have a robust antivirus installed. If you find the software useful, purchase the official version to support ongoing development. Your content quality will skyrocket, but your digital hygiene should never be compromised.