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Head-to-head · Updated May 2026

Grammarly vs ProWritingAid 2026 — which editing tool is worth paying for?

Both fix your grammar. The question is what else you need. Grammarly is fast, ubiquitous, and works everywhere. ProWritingAid goes deeper — style, structure, pacing, and 25+ writing reports. Here's which one earns its subscription.

3,200 searches/moGrammarly Premium vs ProWritingAid Premium

Quick verdict

Choose Grammarly if you write primarily in professional contexts — emails, Slack, reports, Google Docs — and need real-time corrections across every app you use. Grammarly's browser extension works in 500,000+ locations. The convenience is unmatched.

Choose ProWritingAid if you're a serious writer — novelist, long-form blogger, content strategist — who wants deep analysis of style, structure, and prose patterns. The 25+ writing reports (including Pacing, Dialogue, Consistency, and Overused Words) go far beyond what Grammarly offers. At $120/year vs Grammarly Premium at $144/year, ProWritingAid is also slightly cheaper for annual subscribers.

Pricing comparison

PlanGrammarlyProWritingAid
Free tierYes — solid basic grammarYes — limited reports
Premium monthly$30/mo$20/mo
Premium annual$144/yr ($12/mo)$120/yr ($10/mo)
LifetimeNot available$399 one-time
Business/Team$15/user/mo (min 3)$50/user/yr

Feature comparison

FeatureGrammarlyProWritingAid
Real-time correctionsYes — across all appsYes — in supported apps
Works everywhere (Chrome ext.)500,000+ apps and sitesFewer integrations
Writing reports6 reports25+ in-depth reports
Style analysisBasicDeep — pacing, dialogue, structure
Plagiarism detectionYes (Premium)Yes (Premium)
Microsoft Word add-inYesYes
Google Docs integrationNativeExtension only
AI generationBasic (2024 addition)Editing only
Lifetime planNo$399 one-time

The key distinction: Grammarly is optimised for speed and convenience — it corrects as you type across every platform. ProWritingAid is optimised for depth — you paste or upload your work and receive a comprehensive analysis. They serve different workflows. Many serious writers use both: Grammarly for real-time corrections while drafting, ProWritingAid for deep editing before publishing.

Who should choose which

Choose Grammarly if…

  • You write primarily in email, Slack, and web apps
  • You need corrections as you type — everywhere
  • You work in a team and want consistent style enforcement
  • You prefer a polished, simple interface
  • Your primary need is grammar and clarity, not deep style analysis
Try Grammarly free →

Choose ProWritingAid if…

  • You're a novelist, blogger, or long-form content writer
  • You want deep structural and style analysis, not just corrections
  • You're considering a lifetime plan ($399 — Grammarly has no equivalent)
  • You want 25+ writing reports on your prose patterns
  • You write primarily in Microsoft Word or a desktop app
Try ProWritingAid free →

FAQ

Grammarly is better for everyday business writing and convenience — it works across more platforms in real time. ProWritingAid is better for serious writers who want deeper style analysis and structural feedback. The right choice depends on your primary use case: convenience vs depth.
ProWritingAid has a free tier that allows access to writing reports with a 500-word limit per check and limited report types. For unlimited access and all 25+ reports, a Premium subscription is required — starting at $20/month or $120/year. The lifetime plan at $399 is a strong option for committed writers.
Yes — many professional writers use both in combination. Grammarly handles real-time correction while drafting (catching typos, grammar errors, clarity issues as you write). ProWritingAid handles deep editing before publishing — structural analysis, pacing, overused words, and consistency. The two tools complement each other rather than compete directly.