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Quick verdict

Claude edges it overall, winning 2 of 4 rating categories. Claude is cheaper to start ($20 vs $30).

Choose Claude if…

You’re writers, analysts and developers working with long documents or code. A strong all-round assistant known for careful writing, long documents and coding (including the Claude Code agent). No built-in image generation.

Visit Claude
Choose Grammarly if…

You’re anyone who wants cleaner writing everywhere they type. The writing assistant that works everywhere you type (email, docs, browser and phone) with grammar fixes, tone suggestions and generative AI.

Visit Grammarly

Side by side

ClaudeGrammarly
Our rating4.6/54.5/5
Value4.4/54.4/5
Features4.5/54.2/5
Ease of use4.6/54.9/5
Output quality4.7/54.3/5
CategoryAI assistantAI writing
Free planYes: daily usage limitsYes: spelling, grammar and 100 AI prompts a month
Cheapest paid plan (monthly)$20/mo$30/mo
Same plan billed yearly$17/mo$12/mo
Top planTeam Premium: $125/moPro: $30/mo
SeatsIndividual plans; Team per seatIndividual; teams per member
Trial / refundNo trial; cancel any timeFree plan instead of trial
PlatformsWeb, iOS, Android, Mac, WindowsBrowser extension, Windows, Mac, iOS, Android, Office
Best forWriters, analysts and developers working with long documents or codeAnyone who wants cleaner writing everywhere they type

Claude: pros & cons

  • Natural, careful writing style
  • Handles long documents and large codebases well
  • Projects and file analysis
  • Pro is cheaper billed yearly ($17/mo)
  • No native image generation
  • Usage limits can bite on heavy days
  • Fewer bundled extras than ChatGPT

Read the full Claude review

Grammarly: pros & cons

  • Works in almost every app and website
  • Great free plan for grammar and spelling
  • Pro is $12/mo billed yearly
  • Monthly billing is much pricier ($30)
  • Generative features trail dedicated AI assistants

Read the full Grammarly review

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