AIWriterPick

Grammarly vs Surfer SEO: Honest Comparison (2026)

Last updated: May 1, 2026 · Based on real pricing + 9,530 G2 reviews

Grammarly logo

Grammarly

Grammarly Inc.

$30/mo

Free tier

AI writing assistant for grammar, clarity & tone

★★★★☆ 4.7 (9,000 reviews)
Plagiarism check Grammar check Browser ext.
Surfer SEO logo

Surfer SEO

Surfer

$89/mo

Content intelligence platform for SEO-driven content

★★★★☆ 4.8 (530 reviews)
Long-form SEO mode Plagiarism check Browser ext. API

Side-by-side feature comparison

Feature Grammarly Surfer SEO
Starting price Free / $30/mo / $89/mo
G2 rating 4.7 ★ (9,000) 4.8 ★ (530)
Free tier
Long-form writing
SEO mode
Plagiarism check
Grammar check
API access
Browser extension
Templates
Affiliate program

Pricing comparison

Grammarly

Monthly: $30/mo

Yearly equivalent: $12/mo

Free tier: Basic grammar checks, limited AI

Surfer SEO

Monthly: $89/mo

Yearly equivalent: $69/mo

Free tier: No

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