Best for: Write
ChatGPT
The best-known AI chat assistant: ask anything, get a written answer.
Best for: Emails, essays, captions and cleaner writing.
Notes, to-do lists and docs in one app, with built-in AI.
Notion is a flexible notes and planning app. You can keep notes, to-do lists, trackers and simple websites in one place, and use Notion AI to draft or summarise pages.
Free for notes; AI beyond the trial needs a paid plan.
Free ($0) for individuals organising personal projects. Notion AI is offered as a trial; full AI comes with paid plans.
Source: Notion's own pricing page, checked Nov 2026. Plans change; confirm before you pay.
Best for: Write
The best-known AI chat assistant: ask anything, get a written answer.
Best for: Write
A careful, clear AI writing and thinking partner from Anthropic.
Best for: Write
Google's AI assistant, free with any Google account.