Grammarly vs ProWritingAid Pricing: Which Grammar Tool Wins?

Byaitoolvs

TL;DR Verdict

ProWritingAid ($10/mo) is cheaper and offers deeper writing analysis with 25+ reports. Grammarly ($12/mo) has a smoother interface, better browser integration, and catches more real-time errors. ProWritingAid is the writer’s tool; Grammarly is the everyone tool. For value, ProWritingAid’s lifetime deal ($399 one-time) can’t be beat.

Grammarly Pricing Plans

Plan Price Key Features
Free $0 Basic grammar & spelling, tone detection, 100 AI prompts/mo
Premium $12/mo Full grammar, clarity, tone, plagiarism checker, full-sentence rewrites
Business $15/user/mo Everything Premium, brand tones, style guide, admin panel, analytics

ProWritingAid Pricing Plans

Plan Price Key Features
Free $0 Basic grammar & style checks, 500 words at a time, limited suggestions
Premium $10/mo All 25+ writing reports, unlimited word count, plagiarism checker, integrations
Premium+ $12/mo Everything Premium, 60 plagiarism checks/year
Lifetime $399 one-time All Premium features forever, no recurring payments

Quick Price Comparison

Tier Grammarly ProWritingAid
Free $0 $0
Premium $12/mo $10/mo
Business $15/user/mo $12/mo
Lifetime $399 one-time

Which Should You Choose?

If You… Choose
You write emails, social posts, and short content Grammarly Premium ($12/mo) – best real-time experience
You write novels, academic papers, or long-form content ProWritingAid Premium ($10/mo) – deeper analysis
You want to pay once and never worry about it ProWritingAid Lifetime ($399) – breaks even in 3 years vs Grammarly
You need a plagiarism checker Both include it in paid plans; Grammarly’s is slightly more accurate
You’re on a tight budget Both free tiers work for basics; ProWritingAid Premium is $2/mo cheaper

Frequently Asked Questions

Is ProWritingAid’s lifetime deal worth it?

If you’ll use it for 3+ years, absolutely. $399 one-time vs $120/year for Grammarly Premium means it pays for itself in about 3.3 years. After that, it’s free.

Does Grammarly work everywhere?

Nearly. Grammarly has extensions for Chrome, Safari, Firefox, Edge, plus desktop apps for Mac/Windows, and integrations with Google Docs, MS Office, and more.

Can I use both together?

Technically yes, but they may conflict. Most writers pick one as primary. Use Grammarly for daily writing and ProWritingAid for deep manuscript editing.

Which is better for ESL writers?

Grammarly. Its explanations are clearer, the interface is more intuitive, and its real-time suggestions help non-native speakers catch errors as they write.

Key Takeaways

  • Both Grammarly and ProWritingAid offer competitive pricing in 2026
  • Free tiers let you test before committing
  • Annual billing saves 15-20% on most plans
  • Choose based on your specific use case, not just price

Ready to get started?

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