You might be wondering why these codecs aren't just built into the main app. By keeping the codecs as a separate plugin, the developers can keep the main Snaptube APK lightweight. You only download the extra data if your device actually needs it.
The primary purpose of the Codec Plugin is to bridge the gap between the video formats downloaded from the internet and the playback capabilities of your Android device. Snaptube Codec Plugin Download
Performance and usability trade-offs