Overview
Grammarly checks spelling, grammar, tone and clarity as users type and offers full-sentence rewrites. On 29 October 2025 the company renamed itself Superhuman, after acquiring the Superhuman email client in July 2025; the Grammarly product kept its name and now sits alongside Coda and Superhuman Mail, with a new assistant called Superhuman Go.[4] The plans page lists a Free tier with 100 AI prompts a month; Pro at US$12 with rewrites, tone adjustment, plagiarism and AI-text detection and 2,000 AI prompts per member a month; and a custom-priced Enterprise tier, sold through Superhuman Go, adding unlimited prompts, SSO and data loss prevention.[5]
Grammarly strengths and limitations
Strengths
- Works across many applications through browser and desktop integrations
- Includes plagiarism and AI-text detection on Pro
Limitations
- Free plan is capped at 100 AI prompts a month
- Corporate rename has made product and plan naming harder to follow
Appears in
Grammarly alternatives and competitors
Alternatives to Grammarly: companies ranked in the same lists.
- ChatGPT Images (OpenAI)
Claude
Google Gemini (Nano Banana)
Jasper
Copy.ai
Notion AI
Sudowrite- ProWritingAid
Wordtune
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