N
NNLP-based content optimization and AI search visibility tracking for SEO teams
From $23/mo
Koala AI (KoalaWriter) vs Surfer SEO
Pricing, features, platforms and who each one suits — side by side.
K
Choose Koala AI (KoalaWriter) if…
- you want a free plan to start with
- you want the lower entry price ($25/mo vs $49/mo)
- you're in its core audience: bloggers and affiliate marketers, seo agencies
S
Choose Surfer SEO if…
- you work on Chrome
- you're in its core audience: seo specialists, content marketers
Side by side
Feature Koala AI (KoalaWriter) Surfer SEO
Pricing modelFreemiumPaid
Starting price$25/mo$49/mo
Free plan
Free trial
API
Open source
Data retentionNo purpose requires keeping personal data over 36 months after account termination—
Security and complianceGDPRGDPR
Updates, last 90 days91
SEO content scoring—
AI visibility tracking
Direct CMS publishing—
Internal link suggestions—
Brand voice profile—
Content audit & refresh—
MCP server
PlatformsWeb, APIWeb, Chrome, API
CategoryBlog & SEO WritingSEO
CompanyF5 Media, LLCSurfer sp. z o.o.
Based inUnited StatesPoland
Founded——
Part of——
Key features
K Koala AI (KoalaWriter)
- SEO agent that plans content from Google Search Console data
- Long-form article writing with live SERP analysis
- Deep research and automatic internal linking
- Brand DNA profile built from your website or Google Maps
- Keyword gap, backlink and competitor data
- Visibility tracking in Google and AI answer engines
- One-click publishing to WordPress, Shopify, Webflow, Ghost
- MCP server exposing 62 SEO tools
S Surfer SEO
- Content Editor with live SEO and AI search guidelines
- AI visibility tracking across ChatGPT, Gemini, Claude, Perplexity
- Content audit with prioritized action list
- Topical maps and competitive gap analysis
- Re-optimization alerts when rankings or AI mentions drop
- Google Docs, WordPress and Contentful integrations
- Plagiarism checker and AI Humanizer
- MCP connection to ChatGPT and Claude
Plans and prices
From each vendor's site. Prices change — confirm before buying.
Koala AI (KoalaWriter)
Free$0
Starter$25/mo
Professional$49/mo
Boost$99/mo
Growth$179/mo
Elite$350/mo
Advanced$500/mo
Scale I–III$750–$2,000/mo
Surfer SEO
Discovery$49/mo billed yearly
AI Search Analytics$82/mo billed yearly
Standard$99/mo billed yearly
Pro$182/mo billed yearly
Peace of Mind$299/mo billed yearly
EnterpriseCustom
Strengths and limitations
Koala AI (KoalaWriter)
- Free tier gives 5,000 words with no credit card
- Publishes directly to WordPress, Shopify, Webflow and Ghost
- Paid plans include API access and an MCP server
- Annual billing saves 20%
- Free words and credits are one-time, not monthly
- Premium models use words at 2x–3x the normal rate
- Full agent access requires the $99/month Boost plan
- Extra brands cost $29/month each
Surfer SEO
- Tracks visibility in both Google and major AI assistants
- Integrates with Google Docs, WordPress and Contentful
- Peace of Mind plan includes unlimited documents under a fair usage policy
- Yearly billing saves up to 17%
- No free plan listed
- Listed prices are for yearly billing, charged upfront
- API access requires Peace of Mind ($299/mo), an API add-on or Enterprise
- PayPal is not accepted
More comparisons
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FF
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BLocal SEO platform for rank tracking, listings and reviews for businesses and agencies
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Built from each vendor's public website; we haven't tested them hands-on. Editorial policy