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ContentKing

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Panel rating · 6 judges · How to read the stars

Category median

Sovereignty: not determined

0–5 in half steps. 5 means the rubric's top anchor is met on the evidence.

by ContentKing (Conductor) · www.contentkingapp.com

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ContentKing: AI-assisted analysis on whats-best.ai ContentKing: AI-assisted analysis on whats-best.ai (dark)

Add ?theme=dark to the image address for dark backgrounds. The badge shows the category and the month of the latest evaluation, and EU-Made where that is the product’s provenance. It never shows a score.

ContentKing at a glance

Vendor
ContentKing (Conductor)
Headquarters
Not stated on the vendor’s pages as of 3 Nov 2026
Data hosting
Not stated on the vendor’s pages as of 3 Nov 2026
Free plan
Not stated on the vendor’s pages as of 3 Nov 2026
Panel verdict
The AI panel rates ContentKing 1.5/5, the mean of 6 judges. ContentKing (Conductor) is an SEO tool the bench scored mainly for technical monitoring. how scores are made
As of
Vendor pages captured 3 Nov 2026; evaluated by the panel 4 Nov 2026. all sources

ContentKing alternatives, European ones first →

Read this page as one judge. Each weighs the same scores by what they care about.

The Data Analyst

Weighted verdict

Wants the numbers in the warehouse, not in a PDF. Cares about a documented API with published credit costs, bulk historical export, and whether three years of ranking history leaves with the customer or dies with the subscription.

Same scores as the panel view — this lens weights them the way this judge cares.

Scored by The Data Analyst

Crawling & technical audit

How this is scored

Site crawling at real scale: what the crawler finds, how deeply it checks, whether Core Web Vitals and indexation problems are diagnosed rather than merely listed.

0 — No site crawler or audit; the product is keyword, rank or backlink data only.

3 — A site audit that crawls pages and reports broken links, missing tags and redirect problems.

5 — Scheduled site audits with a stated page limit, issues grouped by category and severity with fix hints, and page speed or Core Web Vitals reported.

8 — JavaScript rendering, log-file or Search Console integration to compare what the crawler sees against what Google fetched, indexation and canonical diagnosis, structured-data validation, crawl comparison over time, and issues prioritised by traffic impact rather than count.

10 — The audit is diagnostic rather than a list: crawl budget analysed, rendering differences surfaced, regressions detected between crawls with the deploy that caused them inferrable, and remediation guidance specific enough for a developer ticket.

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The Data Analyst

The captured page documents 24/7 continuous monitoring that surfaces technical SEO issues the moment they appear, with every issue ranked by business impact and 60 months of snapshots preserved — that is live monitoring with impact prioritisation rather than a static list. I found no public information on page limits, issue categories with fix hints, Core Web Vitals, JavaScript rendering, or indexation diagnosis, so the documented level sits between a basic audit and a fully specified one. 1

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Keyword research & content guidance

How this is scored

Keyword discovery, intent classification, SERP feature analysis and on-page guidance — judged on the depth of the German-language data as much as the English.

0 — No keyword research or content guidance; the product is a crawler or rank tracker only.

3 — Keyword suggestions with search volume, for at least one market.

5 — Keyword research with volume, difficulty and search intent for Germany and other markets, SERP features shown per keyword, and on-page or content recommendations.

8 — Topic clustering, competitor keyword gap analysis, SERP composition tracked over time, content briefs or a writing assistant scored on entity or topic coverage, and cannibalisation detection.

10 — Research and guidance close the loop: opportunity sized against realistic traffic, content scored against what currently ranks rather than against a keyword density heuristic, and recommendations that reference the specific pages in the customer's own site.

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The Data Analyst not rated — no public information

We found no public information on keyword research, search volume, difficulty, intent classification, SERP features, or content guidance in the captured pages. The only language-related fact concerns the vendor's own website being available in German, not the depth of German-language keyword data. 1

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Rank tracking & index quality

How this is scored

The proprietary data: ranking accuracy and frequency, backlink index size and freshness. Scored on what the vendor documents about their own data, because nothing here can be verified from outside.

0 — No rank tracking and no backlink data; the product is an audit or content tool only.

3 — Rank tracking for chosen keywords in a chosen country, or a backlink checker.

5 — Rank tracking with country, device and update frequency selectable or stated (daily or weekly), local results, and a backlink database with referring domains and new and lost links.

8 — Daily rankings across many locations including city level, SERP feature attribution, backlink index size and refresh frequency published, and historical data retained for the life of the account.

10 — The vendor is accountable for their own data: methodology documented, index size and freshness published and updated, historical rankings retained and exportable in full, and discrepancies against Search Console explained rather than hidden.

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The Data Analyst not rated — no public information

We found no public information on rank tracking, update frequency, or a backlink index in the captured pages. The monitoring described is technical site monitoring, which says nothing about the vendor's own ranking or link data. 1

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Reporting, integrations & API

How this is scored

Getting the data out and in front of someone: dashboards, white-label reporting for agencies, Search Console and analytics integration, and an API a team can build on.

0 — No reports, exports or integrations of any kind; results can only be viewed on screen.

3 — Reports as PDF or CSV export, and a Google Search Console or analytics connection.

5 — Customisable or scheduled reports, Search Console and Google Analytics integration, and an API or a Looker Studio connector documented.

8 — White-label reporting with client access, data-warehouse or BigQuery export, multi-site and multi-client management, and an API with its limits and credit costs published per endpoint.

10 — The tool is a data source rather than a destination: full historical export in open formats, a versioned API with a deprecation policy, integrations the vendor maintains, and reporting an agency can hand a client unedited.

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The Data Analyst

The one delivery mechanism documented is real-time alerts that route to the right person at the right sensitivity level — findings pushed to people rather than left on screen. I found no public information on reports or exports, Search Console or analytics integration, or a documented API with its limits and credit costs published. 1

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Data portability & exit

How this is scored

Whether the ranking and crawl history — the only thing a multi-year subscription actually accumulates — remains the customer's when they leave.

0 — The vendor states that data cannot be exported at all.

3 — CSV or Excel export of the current reports and keyword lists.

5 — Export of rankings, keywords and audit results including historical data, through the interface or an API.

8 — Complete historical export in open formats without credit metering that prices it out of reach, plus a documented retention period after cancellation.

10 — Exit is designed for: the full account exportable including every historical data point, API access sufficient to mirror the data continuously, and a stated grace period during which the archive remains retrievable.

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The Data Analyst

The vendor states 60 months of history with every snapshot preserved, so a five-year archive demonstrably accumulates on their side. I found no public information on export formats, bulk historical export, or any retention period after cancellation — whether that archive leaves with the customer is not addressed anywhere I read. 1

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European sovereignty

How this is scored

Where the account and crawl data live and who the contracting entity is. Independently sourced by the sovereignty pipeline; weighted lower here than in categories holding personal data, because an SEO tool mostly holds the customer's own strategy rather than their customers' identities. Dimensions the sources do not establish are unknown, not non-EU.

0 — Proven non-EU: a non-EU vendor and contracting entity with hosting stated outside the EU.

3 — One European element proven — an EU contracting entity or EU hosting stated — with the rest of the chain undocumented.

5 — An EU contracting entity and EU hosting both stated, and a data processing agreement offered.

8 — EU hosting on named infrastructure, EU contracting entity, a subprocessor list published with locations, and any analytics or Search Console data handling described with its legal basis.

10 — Sovereign end to end and evidenced: vendor, entity, hosting and every subprocessor European, certification published, and a DPA that covers the crawl and analytics data the tool ingests.

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The Data Analyst not rated — no public information

No sovereignty attributes are on record: we found no public information on hosting location, contracting entity, data processing agreement, or subprocessor list in the captured page. Unknown is not non-European, but nothing here proves a single European element. 1

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Pricing transparency not rated — the vendor publishes no price

How this is scored

The category where the headline price is least often the invoice. Whether a buyer can compute the real annual cost including keyword limits, crawl credits, API units, extra users and client seats — from public pages alone.

0 — No public prices at all; every tier is a sales conversation.

3 — A public "from" price or a single tier with its price.

5 — Prices per tier public with the billing period and the main limits (keywords tracked, pages crawled, projects or users) stated.

8 — Every tier priced publicly with keyword, crawl and API limits, overage rates, per-seat costs, minimum term and VAT treatment stated.

10 — Complete price computability: annual invoice derivable for a given keyword count, crawl volume, API usage and team size, with overage and every credit cost published.

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The Data Analyst

The only public commercial term documented is a three-week free trial. I found no public information on tier prices, keyword or crawl limits, API credit costs, billing periods, minimum terms, or VAT treatment — a buyer cannot begin to compute an annual invoice from this. 1

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Questions about ContentKing

Is ContentKing European?

Not determined: the vendor’s pages as captured do not say where ContentKing is based.

Where does ContentKing store data?

Not stated on the vendor’s pages as of 3 Nov 2026.

Does ContentKing have a free plan?

Not stated on the vendor’s pages as of 3 Nov 2026.

What are the best alternatives to ContentKing?

As of 4 Nov 2026, the panel rates SE Ranking (3.5/5), SISTRIX (3/5) and Semrush (3/5) highest among the other 37 SEO products evaluated. Ratings that look equal are rounded to half stars; the order uses the unrounded rating, then the name. The highest-rated European alternative is SISTRIX (EU-Made). Ratings are the AI panel’s opinion, formed from public evidence: how scores are made. The full list, with European products first: ContentKing alternatives.

Where this could be wrong

What we left out

A claim that does not survive our checks costs us the claim, not the page. This is what was taken off this one.

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Sources (1)

The pages every claim on this page was read from — each one checked, dated, and kept verifiable.

  1. 1 Vendor page www.contentkingapp.com Checked 3 Nov 2026 Details →