QUICK ANSWERStart with the tool that matches your immediate input.
Open Sentence Expander first when its stated purpose matches the result you need now. Use Sentence Rewriter only when it solves a separate next task.
This guide is for writers, students, marketers, and teams. Start with Sentence Expander when your immediate task is to use the Sentence Expander to build a clearer, reusable draft from your own context and constraints. Move to Sentence Rewriter only when you also need to use the Sentence Rewriter to build a clearer, reusable draft from your own context and constraints.
The goal is not to run two tools automatically. It is to finish the first narrow task, inspect its result, and then decide whether Sentence Rewriter solves a genuinely different next step.
Both tools sit in AI & Writing, but they handle different inputs or outcomes. Keeping those roles separate reduces repeated work and makes verification easier.