Grammarly
Grammarly, Inc.
83.1
Airecmark score
Writing assistant working across 500,000+ apps and sites
Best for:Professional writing quality across everyday apps
Deterministic Scoring · v2-5dim
Five-Dimension Breakdown
Quality
84
Features
78
Usability
94
Performance
86
Value
76
Overall = 0.25·Quality + 0.20·Features + 0.15·Usability + 0.20·Performance + 0.20·Value · as of 2026-09-06 — Methodology
Pricing
Pro $12 / mo (annual) · Free 100 AI prompts
Model: freemium
Checked 2026-09-06 (T0)
Scores are deterministic compositions of five dimensions — see how we score and compare 46 indexed tools.
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Capabilities
Key Features
Grammar & spelling
Real-time correction across 500,000+ apps and sites.
Tone detection
Reads how your message may land with the reader.
Generative AI
AI prompts for drafting and rewriting (Pro: 2,000/mo).
Works everywhere
Browser extension, desktop app and Office/mobile integrations.
Analyst Trade-off Summary
Strengths & Limitations
thumb_upStrengths
- check_circleWorks across 500,000+ apps and sites
- check_circleMature, low-friction correction experience
- check_circleFree tier covers basics
report_problemLimitations
- error_outlineAdvanced AI prompts capped on Pro (2,000/mo)
- error_outlineBeyond writing assistance, scope is narrower than full AI suites