QUICK ANSWERStart with the tool that matches your immediate input.
Open Video Metadata Viewer first when its stated purpose matches the result you need now. Use WebM to MP4 Converter only when it solves a separate next task.
This guide is for creators, teachers, editors, and social teams. Start with Video Metadata Viewer when your immediate task is to inspect your input with the Video Metadata Viewer and review a clear, useful report. Move to WebM to MP4 Converter only when you also need to convert your file or data with the WebM to MP4 Converter directly in your browser.
The goal is not to run two tools automatically. It is to finish the first narrow task, inspect its result, and then decide whether WebM to MP4 Converter solves a genuinely different next step.
Both tools sit in Video Tools, but they handle different inputs or outcomes. Keeping those roles separate reduces repeated work and makes verification easier.