QUICK ANSWERStart with the tool that matches your immediate input.
Open HTML to PDF first when its stated purpose matches the result you need now. Use Images to PDF only when it solves a separate next task.
This guide is for students, office teams, administrators, and document-heavy workflows. Start with HTML to PDF when your immediate task is to convert your file or data with the HTML to PDF directly in your browser. Move to Images to PDF only when you also need to convert your file or data with the Images to PDF 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 Images to PDF solves a genuinely different next step.
Both tools sit in PDF Tools, but they handle different inputs or outcomes. Keeping those roles separate reduces repeated work and makes verification easier.