Comparison · 2026

Copy.ai vs Grammarly

Both are AI writing tools, but they fit different needs. Here's how they stack up side by side.

At a glanceCopy.aiGrammarly
Price$36/mo$12/mo
Free tierYesYes
Best forshort copyediting
Rating★ 4.2★ 4.6
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The verdict

If price is your main concern, Grammarly is the cheaper option at $12/mo. Overall, Grammarly has the higher user rating (4.6/5) and is the safer pick if you care most about quality.

Choose Copy.ai if…

  • Generous free tier
  • Fast for short copy
  • Simple UI

Choose Grammarly if…

  • Best-in-class grammar
  • Works everywhere
  • Strong free tier