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Independent reviews · Clear choices · No jargon

DeepL vs Grammarly

A side-by-side comparison of DeepL and Grammarly — ratings, pricing, strengths, weaknesses and who each one is best for.

Updated 2026

Criteria
DeepL
Writing tool
Grammarly
Writing tool
Rating
4.5
4.6
Pricing
  • Free: Free
  • Pro: from $8.74/mo
  • Free: Free
  • Pro: $12/mo
  • Enterprise: Custom
Pros
  • ✓ Top-tier naturalness
  • ✓ DeepL Write polishing
  • ✓ Format-preserving documents
  • ✓ Mature API
  • ✓ Accurate grammar
  • ✓ Works everywhere
  • ✓ Real-time suggestions
  • ✓ Enterprise style guides
Cons
  • ✗ Fewer languages than Google
  • ✗ Limited free tier
  • ✗ Occasionally stiff colloquialisms
  • ✗ English-first
  • ✗ Advanced features paid
  • ✗ Sometimes over-corrects
Best forBusiness translation, Document translation, Email polishing, Cross-language teamworkEnglish writing, Email polishing, Academic papers, Team standards
PlatformsWeb, Windows, macOS, iOS, Android, APIWeb, Desktop, iOS, Android

Our verdict

Grammarly edges ahead on our overall rating (4.6 vs 4.5), but both are capable choices.

Choose DeepL if you want Business translation, Document translation. Choose Grammarly if you need English writing, Email polishing.

Read the full DeepL review →Read the full Grammarly review →

FAQ

Is DeepL better than Grammarly?

In our review DeepL rates 4.5/5 and Grammarly rates 4.6/5. DeepL is best for Business translation, Document translation, while Grammarly suits English writing, Email polishing — so the better choice depends on your priorities.

What is the difference between DeepL and Grammarly?

DeepL: Widely considered the most natural machine translation, plus DeepL Write polishing. Grammarly: An AI writing assistant for grammar correction, polishing and generative rewrites.

Which is cheaper, DeepL or Grammarly?

DeepL starts at Free (Free); Grammarly starts at Free (Free).