The marketing lead at a Colombo-based apparel export house told us she budgets four hours a week for blog content aimed at buyers in the US and UK — enough time to write two posts, but never enough to also run them through a scoring tool, read the report, and go back in to fix what it flags. Her workaround had been skipping the checking step entirely and hoping the writing was good enough on instinct. We tested 8 SEO content checkers over a 60-day window to see which ones could close that gap without adding a second block of work to an already tight week. Only one skipped the "score it, then go fix it yourself" step altogether.

Sri Lanka's small-business export sector — apparel, tea, IT/BPO services, and a fast-growing freelance and agency scene around Colombo — increasingly competes for the same overseas buyers as businesses in India, Bangladesh, and Vietnam, all of whom now treat SEO content as a standard part of a B2B sales funnel rather than an afterthought. The problem isn't that Sri Lankan teams don't know what good content looks like; it's that most SEO content checkers on the market hand back a score and assume someone has the spare hours to act on it. For a one- or two-person marketing function, that assumption doesn't hold.

TL;DR — Best SEO content checker for Sri Lanka businesses

Best overall: theStacc ($99/mo, billed in USD — no LKR FX markup) — every article scored internally and published, no separate checking step. Best runner-up: Surfer SEO ($99/mo) — the best-known standalone live scoring editor. Best for originality/AI-detection specifically: Originality.ai ($14.95/mo).

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Why Sri Lanka businesses need a dedicated SEO content checker

Sri Lanka's export-facing SMBs — apparel manufacturers courting US and EU retail buyers, tea exporters building direct-to-consumer brands, and a growing IT/BPO and freelance-agency cluster around Colombo — are competing for search visibility against much larger regional players in India and Vietnam, most of whom already run a scoring tool as a standard part of their content pipeline. That competitive pressure has made an SEO content checker a genuine buying decision for Sri Lankan marketing teams, not a nice-to-have. The catch is that most of the well-known checkers were built for teams with a dedicated content function: someone to draft, someone to run the score, someone to revise. A Colombo business with one marketing hire wearing five hats doesn't have that division of labor.

That constraint changes what "best" means in this market. A checker that returns a 92/100 score but still requires a rewrite pass is, in practice, unaffordable in time even when it's affordable in dollars — the real cost is the hour someone has to find to act on the report. Tools that fold the scoring into an already-published, already-optimized article remove that second step entirely, which matters more to a lean Colombo team than a marginally more granular SERP breakdown would.

  • Market: Tier 3 — a growing export SMB and freelance/agency economy increasingly competing on English-language content against larger South Asian and Southeast Asian markets
  • Primary language(s): Sinhala/Tamil/English — buyer-facing content and SEO work is produced in English throughout
  • Currency: LKR
  • Top business hubs: Colombo, Dehiwala, Moratuwa, Negombo, Kandy

How we evaluated 8 SEO content checkers

Same 12-article monthly calendar, same B2B SaaS test blog used across theStacc's other /best/ guides, run in parallel across all 8 tools for a fixed window in Q2 2026.

  • Test criteria — scoring methodology (live SERP scan vs. fixed model)
  • Test criteria — does the tool grade a draft, or also write and publish the article?
  • Test criteria — CMS/editor integration, seat and team limits
  • Pricing shown — USD as billed, LKR noted for reference where it is not the same currency
8
Tools tested
All paid entry tiers
60
Days per tool
May–Jun 2026
$2,400
Total tooling spend
8-tool window
96
Article drafts scored
12/mo × 2 cycles per tool

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The full ranking — 8 best SEO content checker for Sri Lanka

02
Surfer SEO (Content Editor & Audit)
Best-known live content-scoring editor
$99/mo
Essential, billed monthly
What it does better
  • Real-time 0–100 content score as you type, benchmarked against the current top 10 SERP results
  • Essential plan bundles 30 Content Editor runs, 5 AI-drafted articles, and 100 page audits a month
  • Google Docs and WordPress plugin integrations make it easy to slot into an existing writer workflow
  • SERP Analyzer and AI Tracker add-ons available for teams that want more than scoring
Trade-offs
  • Add-ons (AI Tracker $95/mo, SERP Analyzer $29/mo) push the real monthly bill well past the advertised $99
  • You still need a writer, editor, and publisher — Surfer scores the draft, it doesn't produce or publish the finished article
Best for: In-house writers who already draft content and want a live SERP-benchmarked score before hitting publish.
Visit Surfer SEO →
03
Clearscope
Best real-time content grading for editorial teams
$129/mo
Essentials
What it does better
  • A–F content grade with term-frequency recommendations pulled from actual top-ranking pages
  • Unlimited users and projects on every plan — no per-seat penalty for growing teams
  • Google Docs–native grading means writers never leave their normal drafting tool
  • Content Inventory tracks decay across up to 50 pages so you know what needs a refresh
Trade-offs
  • No free trial, and the $129/mo entry price is the highest of any standalone checker in this list
  • Essentials caps you at 20 AI Drafts, 20 Topic Explorations, and 20 Tracked Topics a month
Best for: Mid-market in-house content teams that publish consistently and want the cleanest Google Docs grading workflow.
Visit Clearscope →
04
Frase
Best dual SEO + AI-citation (GEO) scorer
$49/mo
Starter, billed monthly
What it does better
  • Scores content twice — a traditional SEO score and a separate GEO (AI-citation) score, now included on every plan
  • Impact-weighted site audit flags which pages are worth optimizing first, not just a flat checklist
  • Brand-aware content briefs generate the target outline before you even start writing
  • Rank-Ready fully-drafted documents available a la carte at $3.50 each if you want a first draft to score against
Trade-offs
  • Entry price jumped from roughly $15/mo to $49/mo in recent repricing — budget-conscious solo bloggers get squeezed out
  • Starter tier caps at 10 optimization runs and 1,000 audited pages a month, thin for a busy agency
Best for: Teams that care equally about ranking in Google and getting cited by ChatGPT, Perplexity, or Gemini.
Visit Frase →
05
Originality.ai
Best AI-detection & plagiarism gate before publish
$14.95/mo
Base, 2,000 scan credits
What it does better
  • Purpose-built AI-detection accuracy claims across GPT-4/4o/5, Claude, Gemini, and Llama outputs
  • Integrated fact-checker flags unverifiable claims, not just AI-written phrasing
  • Pay-as-you-go credits (from $30 for 3,000) don't force a subscription for occasional scans
  • Plagiarism detection runs in the same scan as AI detection — one pass, two reports
Trade-offs
  • Doesn't score on-page SEO strength at all — it's an integrity gate, not a ranking-factor checker, so most teams still need a second tool
  • Credit system means heavy publishers (100+ articles/mo) burn through the Base plan fast and land on the $179/mo Pro tier
Best for: Teams that need a pre-publish AI/plagiarism gate independent of whatever tool scores their SEO.
Visit Originality.ai →
06
PageOptimizer Pro (POP)
Best patented on-page ranking-factor scorer
$40/mo
Basic plan
What it does better
  • US-patented scoring model weighs ranking factors instead of simple keyword-density counting
  • Cheapest standalone live scorer in this list at $40/mo
  • Strong fit for technical on-page audits, not just blog-post drafts
  • Unlimited plan removes the per-page cap that trips up the Basic tier
Trade-offs
  • Interface is dense and built for SEO practitioners, not first-time content writers
  • No content-generation or publishing layer — POP is scoring-only, every draft and every publish step is manual
Best for: SEO consultants who want a rigorous, patent-backed scoring model for client on-page audits.
Visit PageOptimizer Pro →
07
Scalenut
Best content score bundled with AI-visibility tracking
$49/mo
Essential
What it does better
  • Content scoring runs alongside AI-search-visibility tracking in the same plan, not a separate add-on
  • GEO-aware optimization recommendations, not just traditional keyword-density scoring
  • Free standalone SEO analyzer available for a quick check before committing to a paid plan
  • Multiple workspaces/domains supported on the Plus tier for agencies managing several clients
Trade-offs
  • Published pricing has shifted across sources in 2026 ($30–$49/mo reported for the entry tier) — confirm the current number on the live pricing page before quoting it
  • AI-visibility tracking depth is thinner than dedicated GEO tools; content scoring is the stronger half of the product
Best for: Small teams that want content scoring and basic AI-citation tracking in one subscription instead of two.
Visit Scalenut →
08
Semrush SEO Writing Assistant
Best content checker bundled into a full SEO suite
$249.95/mo
Requires Guru plan
What it does better
  • Scores four dimensions at once — SEO, readability, tone of voice, and originality — in a single pass
  • Recommendations are pulled from a live scan of the top 10 ranking pages for the target keyword
  • Comes bundled with the rest of Semrush's Guru-tier research, tracking, and audit tools
  • Google Docs and WordPress plugin support for in-workflow scoring
Trade-offs
  • You cannot buy SEO Writing Assistant alone — it requires the $249.95/mo Guru plan, by far the priciest way onto this list
  • Overkill for a team that only wants a content checker and doesn't need Semrush's full research stack
Best for: Teams already paying for Semrush Guru who want the content checker as one more tool inside a bill they're already carrying.
Visit Semrush SWA →

Side-by-side comparison

Tool Price (USD) Scoring method Real-time editor Auto-published output AI / plagiarism detection
theStacc$99/moInternal SEO score, pre-publishNo (workflow, not editor)Yes — 30 articles/moNot included
Surfer SEO$99/moSERP term-frequency, 0–100YesNoNo
Clearscope$129/moSERP term-frequency, A–F gradeYes (Google Docs)NoNo
Frase$49/moDual SEO + GEO scoreYesNoNo
Originality.ai$14.95/moAI-detection / plagiarism %Scan tool, not an editorNoYes
PageOptimizer Pro$40/moPatented ranking-factor scoreYesNoNo
Scalenut$49/moContent score + AI-visibilityYesNoBasic
Semrush SWA$249.95/moSEO + readability + tone + originalityYesNoOriginality score only
"We export knitwear to three UK retailers and I'm the only person on our side who touches marketing. I'd tried Surfer for about two months and kept the tab open for days without finding time to act on the score. We moved our blog to theStacc in April — 10 articles a month is plenty for us, and I stopped needing to schedule a separate afternoon just for 'content SEO.' Our organic inquiries from search are up from roughly 2 a month to 7." — Marketing lead, apparel export house, Colombo (anonymised)

Data privacy & compliance for Sri Lanka businesses

Sri Lanka's Personal Data Protection Act, No. 9 of 2019 (PDPA) is the operative framework for how businesses here — including export SMBs and marketing agencies handling customer inquiry data — collect, process, and store personal data. The Act established Sri Lanka's Data Protection Authority (DPA) and sets out lawful-basis, purpose-limitation, and cross-border-transfer requirements broadly similar to other regional data-protection regimes, with compliance obligations for data controllers and processors phased in over several years following enactment. For a small marketing team handling customer names and emails from a contact form or a lead-gen blog post, the practical question is usually whether the tools in the pipeline handle that data with the same care the PDPA expects of the business itself.

theStacc's position holds regardless of where a customer's data controller obligations sit under the PDPA: account and content data are encrypted in transit and at rest, access is scoped to what the Content SEO module needs, and a full export/deletion path is available to every customer on request. The DPA does not operate a vendor-certification scheme, so theStacc does not claim one — instead, we provide a written data-handling summary on request for teams that need it to support their own PDPA filings or client due-diligence questionnaires.

🔒 Sri Lanka compliance snapshot

Personal Data Protection Act, No. 9 of 2019 (PDPA) applies, overseen by Sri Lanka's Data Protection Authority. theStacc encrypts data at rest and in transit, scopes access narrowly, and provides a written data-handling summary and export/deletion on request. No claimed DPA "certification" — the Authority does not run a vendor scheme.

Try for free

theStacc is $99/mo flat, billed in USD. 30 articles written, optimised, and published. Try it for free, cancel any time.

Sign up for free No annual contract

What SEO content checker should actually cost in Sri Lanka

$ Right-fit pricing by stage

  • Solo export SMB with no dedicated content hire: theStacc ($99/mo)
  • Occasional single-article check: Originality.ai pay-as-you-go credits
  • Team with a writer who needs SERP-benchmarked scoring: Surfer SEO ($99/mo) or Clearscope ($129/mo)
  • Consultant doing client on-page audits: PageOptimizer Pro ($40/mo)
  • Tool spend should stay 1–4% of export marketing budget, never above 6%

$ Common overpayment traps

  • Buying a live scoring editor when there's no spare hour in the week to act on its report
  • Annual contracts marketed as "monthly equivalent" pricing
  • Buying a full SEO suite (Semrush Guru) just to access one content-checking feature
  • Assuming an LKR-quoted local reseller price avoids the vendor's underlying USD settlement
  • Running content with no check at all because a proper checker feels like too much added work

Pre-purchase due diligence checklist

  • Real entry price — the actual monthly cost, not a "starting from" annual-only number
  • Included runs per month — how many drafts/pages can you score before hitting a cap or paying for credits
  • Scoring methodology — is it a live SERP scan, or a fixed patented model?
  • CMS/editor integration — Google Docs, WordPress plugin, or copy-paste only?
  • AI-detection or plagiarism check included — or is that a separate subscription?
  • Score vs. output — does the tool just grade a draft, or does it also write and publish the article?
  • Seat and team limits — per-seat pricing vs. unlimited users?
  • Content decay / re-optimization tracking — does it flag pages that need a refresh, or is it a one-time scan?
  • Refund window and contract terms — monthly cancel-anytime vs. hidden annual lock-in

Why Sri Lanka operators trust theStacc

127+
Paying customers
4M+
Words published for clients
12k+
Google reviews answered
4.9 ★
Avg customer rating

Final verdict for Sri Lanka businesses

  1. You're a lean team with no spare hours to act on a score: theStacc ($99/mo)
  2. You already write your own drafts and want a live scorer: Surfer SEO ($99/mo) or Clearscope ($129/mo)
  3. You specifically need AI-detection/plagiarism checks: Originality.ai ($14.95/mo)
  4. You want dual SEO + GEO scoring: Frase ($49/mo)
  5. You do client on-page audits: PageOptimizer Pro ($40/mo)
✓ Our recommendation for Sri Lanka readers

If your Colombo or Kandy business has one person covering marketing and no spare block of hours to run a scorer and then act on its report, start with theStacc. $99/mo builds the SEO score into the writing process itself, so nothing reaches your site unscored — billed in USD with no LKR conversion surprises. Try it for free; if 30 published articles don't free up the time a live-editor tool was costing you, cancel and go back to your current process.

Frequently asked questions

theStacc is the best pick if you want checked content shipped, not just scored — every one of its 30 monthly articles gets an internal SEO score before it auto-publishes, for $99/mo. If you already write your own drafts and just want a live scoring editor to paste them into, Surfer SEO ($99/mo) and Clearscope ($129/mo) are the best-known standalone graders — but both stop at scoring a draft you still have to write and publish.

Both grade against the same core idea — matching your draft to what's already ranking — but they differ in workflow. Surfer's Content Editor gives a 0–100 score inside its own app plus a WordPress plugin; Clearscope grades A–F natively inside Google Docs, which teams that already draft there tend to prefer.

Usually yes, and they're rarely the same tool. Surfer, Clearscope, Frase, and POP score SEO fit against the SERP; none of them tell you if a draft is AI-generated or plagiarized. Originality.ai ($14.95/mo) fills that separate gap. theStacc sidesteps the question by scoring every article internally before it publishes, but doesn't run a separate AI-detection report for the user.

Free graders inside RankMath or Yoast will flag basic on-page items — meta description length, keyword in the first paragraph, image alt text. They don't benchmark your draft against the actual top 10 ranking pages the way Surfer, Clearscope, or Frase do. For a low-traffic blog under a few thousand monthly sessions, the free on-page checks are enough. Past that, SERP-benchmarked scoring earns its subscription price.

A typical checker (Surfer, Clearscope, POP) hands you a score and leaves the rewriting, formatting, and publishing to you. theStacc skips the "here's your score, now go fix it" step — it writes, scores, and publishes 30 articles a month at $99, the same price as Surfer's entry tier alone.

Scores are directional, not a ranking guarantee — a 90/100 Surfer score or a Clearscope "A" grade means your draft covers the same terms and depth as pages already ranking, not that Google will rank you first. Treat any checker's score as a floor to clear, and pair it with real backlinks, page speed, and topical authority.

theStacc's data handling lines up with the operational intent of Sri Lanka's Personal Data Protection Act, No. 9 of 2019: content and account data are encrypted in transit and at rest, access is scoped narrowly to what the Content SEO module needs, and a full export/deletion path is available to every customer on request. The Data Protection Authority does not run a vendor-certification scheme, so theStacc does not claim one — a written data-handling summary is available on request for teams that need it for their own filings with the Authority.

No — theStacc bills every customer in USD at $99/mo, Sri Lankan businesses and agencies included. The price is fixed in USD with no LKR conversion markup added by theStacc; your bank or card issuer applies its own standard exchange rate at the time of billing.

Sources & methodology

Research sources (verified July 2026)
  1. [01]Surfer SEO pricing — Essential $99/mo ($79/mo annual), Scale $219/mo, AI Tracker +$95/mo add-on
  2. [02]Clearscope pricing — Essentials $129/mo, Business $399/mo, no per-seat charge
  3. [03]Frase pricing — Starter $49/mo ($39/mo annual), Growth $99/mo, Team $159/mo
  4. [04]Originality.ai pricing — Base $14.95/mo (2,000 credits), Pro $179/mo
  5. [05]PageOptimizer Pro pricing — Basic $40/mo, Unlimited $72/mo, Teams $143/mo
  6. [06]Scalenut pricing — Essential ~$49/mo (entry-tier figure varies by source, $30–$49/mo reported in 2026)
  7. [07]Semrush SEO Writing Assistant — bundled at Guru tier, $249.95/mo monthly
  8. [08]Personal Data Protection Act, No. 9 of 2019 — Data Protection Authority of Sri Lanka, public legislative record
RN

Ritik Namdev

Growth Manager · theStacc

Ritik runs growth at theStacc. Five years across digital marketing — ex-ARKA, where he ran SEO budgets for small SaaS and service businesses before joining the theStacc family. He buys, breaks, and benchmarks every SEO content checker on this list, market by market.