Side-by-side comparison · SEO & Analytics
Clearscope vs Screaming Frog SEO Spider vs Writesonic
Everything that matters when choosing between them, in one place: our rating, what each can do, what they cost, and the trade-offs.
Comparing 3 tools, the maximum.
At a glance
Pick it if: Content teams and agencies publishing SEO articles every week who want writers to hit a clear quality bar.
Pick it if: Anyone who needs a thorough technical check of a site, especially before or after a redesign or migration.
Pick it if: Marketing teams and agencies that want to measure and improve how AI assistants talk about their brand.
Overview
| Attribute | Clearscope | Screaming Frog SEO Spider | Writesonic |
|---|---|---|---|
| In one line | Grades your content against what ranks and tracks whether AI search mentions you. | Crawls your whole site the way Google does and lists what's broken. | Tracks how AI search talks about your brand and writes SEO content to improve it. |
| Pricing model | Paid | Freemium | Paid |
| Starting price | $129/mo | £199/user/yr | $79/mo |
| Free plan | No | Yes | No |
| Works with Claude Code | No | Yes | No |
Rating breakdown
Our scores out of 5. The higher bar in each row is highlighted.
| Attribute | Clearscope | Screaming Frog SEO Spider | Writesonic |
|---|---|---|---|
| Overall rating | 3.9 | 4.0Winner | 3.7 |
| Ease of useHow quickly someone non-technical gets value from it. | 4.5 | 2.5 | 4.0 |
| FeaturesHow completely it covers its own job, and how well the pieces fit together. | 4.0 | 4.5 | 4.0 |
| Output qualityHow good the results are before you fix them. | 4.5 | 4.5 | 3.5 |
| Value for moneyWhat you get for the price, including the free plan. | 2.5 | 4.5 | 3.0 |
| Speed & reliabilityHow fast it is and how often it falls over. | 4.0 | 4.0 | 4.0 |
Feature comparison
A tick means it does this today. A dash means we haven't checked.
| Attribute | Clearscope | Screaming Frog SEO Spider | Writesonic |
|---|---|---|---|
| Access & platform | |||
| Free plan | No | Yes | No |
| Mobile app | – | No | – |
| Desktop app | – | Yes | – |
| Browser extension | No | No | – |
| API access | – | No | – |
| Teams & business | |||
| Team workspace | Yes | No | Yes |
| Enterprise plan or SSO | Yes | No | Yes |
| Connects to other apps | Yes | Yes | Yes |
| Open source or self-hosted | No | No | No |
| AI abilities | |||
| Works with your files | – | Yes | – |
| Understands images | – | No | – |
| Makes images | No | No | No |
| Makes video | No | No | No |
| Writes code | No | No | No |
| Runs agents or automations | – | No | Yes |
| Learns your brand or style | – | No | Yes |
| Works in many languages | – | Yes | Yes |
| Capabilities score | 3/ 17 | 5/ 17 | 6/ 17 |
Pricing
Plans as listed on each vendor's site when we last checked. Confirm before you buy.
| Attribute | Clearscope | Screaming Frog SEO Spider | Writesonic |
|---|---|---|---|
| Plans | EssentialsOur pick $129/mo Small content teams publishing weekly. | Free Free Small sites and one-off checks. | Starter $79/mo billed yearly A single brand testing AI visibility. |
Business $399/mo Larger teams and agencies. | Paid licenceOur pick £199/user/yr Agencies and anyone with a site over 500 pages. | Basic $199/mo billed yearly Small teams tracking more questions. | |
Enterprise Custom Big publishers with security needs. | GrowthOur pick $399/mo billed yearly Teams actively working to raise AI visibility. | ||
Enterprise Custom Large brands and agencies. | |||
| Which plan to pick | Essentials is enough for most teams; buy extra pages or drafts as add-ons before jumping to Business. Use the 14-day trial on real articles to see if the grades change your results. | The free version is enough for most small businesses because it includes every feature and only caps the crawl at 500 pages. Buy a licence when your site or your clients' sites go past that. The price is listed in pounds with dollar and euro options at checkout. | Start on Starter to see where you stand in AI answers. Growth is the plan for teams who will act on the findings each month, because that is where sentiment and suggested fixes come in. |
Key features
| Attribute | Clearscope | Screaming Frog SEO Spider | Writesonic |
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Pros and cons
| Attribute | Clearscope | Screaming Frog SEO Spider | Writesonic |
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Who each one is for
| Attribute | Clearscope | Screaming Frog SEO Spider | Writesonic |
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Questions people ask
Which is better, Clearscope, Screaming Frog SEO Spider or Writesonic?
Screaming Frog SEO Spider scores highest overall in our ratings (Clearscope 3.9/5, Screaming Frog SEO Spider 4.0/5 and Writesonic 3.7/5). Clearscope is best for making sure articles cover a topic fully and keeping a team of writers consistent. Screaming Frog SEO Spider is best for finding broken links and checking redirects after a migration. Writesonic is best for tracking brand mentions in ChatGPT and Gemini and Comparing AI visibility with competitors.
Which is cheaper, Clearscope, Screaming Frog SEO Spider or Writesonic?
Clearscope: There's no free plan. Paid plans start at $129/mo. Screaming Frog SEO Spider: There's a free plan, and paid plans start at £199/user/yr. Writesonic: There's no free plan. Paid plans start at $79/mo.
Which is easier to use, Clearscope, Screaming Frog SEO Spider or Writesonic?
Clearscope rates highest for ease of use in our scores. Content teams and agencies publishing SEO articles every week who want writers to hit a clear quality bar.
How we compare
Ratings are our own, from using each tool, across ease of use, features, output quality, value for money, speed & reliability.
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