Grammarly vs QuillBot (2026): Which AI App Is Better?

Both are popular ai writing & copywriting. Here is how Grammarly and QuillBot stack up on price, strengths and weaknesses, and which one we would pick.

Grammarly

Grammar, tone and rewriting help in every app you type in

8.7 /10

Pricing: Free plan, paid from $12/mo

Pros

  • Works in almost every app and browser
  • Reliable, conservative corrections
  • Strong tone and clarity suggestions

Cons

  • Generative features are weaker than dedicated assistants
  • Constant upsells on the free plan
Visit Grammarly ↗

QuillBot

Paraphrasing, summarising and grammar tools popular with students

8.2 /10

Pricing: Free plan, paid from $8.33/mo

Pros

  • Fast, controllable paraphrasing modes
  • Cheap premium tier
  • Chrome, Word and macOS apps

Cons

  • Paraphrased text can lose nuance
  • Free plan is limited to short passages
Visit QuillBot ↗

Grammarly vs QuillBot at a glance

GrammarlyQuillBot
Editor score8.7 / 108.2 / 10
Pricing modelFreemiumFreemium
Starting price$12/mo$8.33/mo
Reader upvotes00
Best forgrammar, proofreading, browser extensionparaphrasing, summariser, students

Our pick

Grammarly edges it with a score of 8.7 versus 8.2. Grammarly is the better fit if you value: works in almost every app and browser, reliable, conservative corrections. Choose QuillBot instead if you need: fast, controllable paraphrasing modes, cheap premium tier.

Other ai writing & copywriting to consider

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7.9 Visit ↗

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GTM workflows that turn AI copy into repeatable sales and marketing processes

7.8 Visit ↗