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Best AI tools to write emails

Quick answer: The best AI tools to write emails are ChatGPT, Claude, Grammarly. Start with ChatGPT: best all-rounder for writing and thinking. Cost: unverified - check official site.

ChatGPT writing · free plan: unverified

Best all-rounder for writing and thinking.

Cost: unverified - check official site (checked: not verified)

Act as an editor. Rewrite this draft to be clear and punchy for [audience]: [paste]
Claude writing · free plan: Free plan, $0

Great for long documents and careful writing.

Cost: Pro $20/mo monthly ($17/mo billed annually) (checked: 2026-10-14)

Summarise this document into 5 bullet points and 3 action items: [paste]
Grammarly writing · free plan: Free plan, $0/mo

Easy grammar and tone fixes everywhere you type.

Cost: Pro $12 USD (billing period not shown on page) (checked: 2026-10-14)

(Install the extension and write as normal.)

FAQ

What is the best AI tool to write emails?

ChatGPT. Best all-rounder for writing and thinking.

Is there a free AI tool to write emails?

ChatGPT: unverified; Claude: Free plan, $0; Grammarly: Free plan, $0/mo.

How much do AI tools to write emails cost?

ChatGPT: unverified - check official site; Claude: Pro $20/mo monthly ($17/mo billed annually); Grammarly: Pro $12 USD (billing period not shown on page). Prices change, check each official site.

Related tasks

write code · summarise documents · write blog posts · brainstorm ideas

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Some links may be affiliate links. Prices checked 2026-10-14 where shown.