Writing · Head-to-head
Grammarly vs Frase
Grammarly vs Frase: Freemium vs 7-day free trial + plans from $39/mo (yearly); Professional ~$103/mo. Side-by-side features, pricing, and which to pick.
The verdict
Pick Grammarly if…
- →you need a genuinely free option
- →overall capability matters more than price (AI Score 9 vs 7.8)
- →your primary use case is writers and teams who want real-time grammar checking, tone adjustment, and ai rewriting across every site and app via a browser extension.
- →you need: productivity
Pick Frase if…
- →your primary use case is seo specialists, content marketers, and agencies producing optimized long-form articles at volume who also want to track brand visibility in ai assistants.
- →you need: marketing, research
Side-by-side specs
| Spec | Grammarly | Frase |
|---|---|---|
| Category | Writing | Writing |
| Pricing model | freemium | freemium |
| Headline pricing | Freemium | 7-day free trial + plans from $39/mo (yearly); Professional ~$103/mo |
| Free tier | Basic grammar and spelling checks free forever | — |
| AI Score | 9/10 | 7.8/10 |
| Best for | Writers and teams who want real-time grammar checking, tone adjustment, and AI rewriting across every site and app via a browser extension. | SEO specialists, content marketers, and agencies producing optimized long-form articles at volume who also want to track brand visibility in AI assistants. |
| Editor's pick | — | — |
| Use cases | content-creation productivity | marketing content-creation research |
| Date added | 2025-05-01 | 2026-06-27 |
Pros and cons
Grammarly
Writing · freemium
Pros
- ✓Works everywhere via browser extension
- ✓Most accurate grammar checking available
- ✓Excellent tone detection and adjustment
- ✓Generous free tier
Cons
- ×Generative AI features require Premium
- ×Can be overly aggressive with suggestions
- ×Privacy concerns with cloud processing
- ×Premium pricing adds up for teams
Frase
Writing · freemium
Pros
- ✓SERP-driven research and content briefs are anchored to live ranking data, not just a generic prompt
- ✓Real-time optimization score gives concrete, measurable targets for what a page should cover
- ✓AI Visibility tracking across seven AI assistants is a genuine step toward generative-engine optimization
- ✓Strong independent traction — 4.8/5 on G2 and Capterra, with G2 Leader badges in Content Marketing and SEO Software
- ✓Combines research, drafting, scoring, and multi-CMS publishing in a single workflow
Cons
- ×Raw AI output is frequently described as generic and stiff, requiring a human editing pass for quality
- ×No permanent free tier — only a 7-day trial, so it's freemium in name more than substance
- ×Pricing scales with seats and credits, and costs climb quickly for high-volume teams
- ×Optimization is heavily keyword/term-coverage driven, which can nudge writers toward formulaic, checklist-style content
Related comparisons
Updated 2026-06-27. Spec data sourced from official product pages and tracked in our public directory at /tools.