Fix tone-mismatched emails with live AI suggestions in your browser

Fix tone-mismatched emails with live AI suggestions in your browser targets a $30.0B = 500M knowledge workers x $60/year total addressable market with medium saturation and a year-over-year growth rate of 18% (writing-assistant & productivity tools category).

Key trends driving demand: Remote & async work -- increased written communication raises demand for tone control and clarity.; LLM accuracy improvements -- better contextual suggestions make inline tone edits practical and useful.; Privacy & on-device AI -- enterprises require data residency and privacy, favoring hybrid or local inference models.; Personalization & brand governance -- companies want consistent voice across employees, creating demand for enterprise controls..