QUICK ANSWERStart with the tool that matches your immediate input.
Open UUID Bulk Generator first when its stated purpose matches the result you need now. Use Web Storage Inspector only when it solves a separate next task.
This guide is for developers, analysts, testers, and technical writers. Start with UUID Bulk Generator when your immediate task is to use the UUID Bulk Generator to inspect, transform, validate, or generate developer data locally in your browser. Move to Web Storage Inspector only when you also need to use the Web Storage Inspector to inspect, transform, validate, or generate developer data locally 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 Web Storage Inspector solves a genuinely different next step.
Both tools sit in Developer & Data, but they handle different inputs or outcomes. Keeping those roles separate reduces repeated work and makes verification easier.