---
description: Side-by-side comparison of ContentKing vs SEO Tester Online. Learn more about each of the product's price, features, and see the most comprehensive reviews for UK business users.
image: https://gdm-localsites-assets-gfprod.imgix.net/images/capterra/og_logo-e5a8c001ed0bd1bb922639230fcea71a.png?auto=format%2Cenhance%2Ccompress
title: ContentKing vs SEO Tester Online Comparison - Capterra UK 2026
---

Breadcrumb: [Home](/) > [Content Marketing Software](/directory/30796/content-marketing/software) > [ContentKing \<span\>vs\</span\> SEO Tester Online](https://www.capterra.co.uk/compare/172982/179865/contentking/vs/seo-tester-online)

# Compare ContentKing vs SEO Tester Online

Canonical: https://www.capterra.co.uk/compare/172982/179865/contentking/vs/seo-tester-online

> Detailed comparison between ContentKing and SEO Tester Online. Check ratings, reviews, pricing, and features to make the best decision for your business.

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## At a Glance

| Metric | ContentKing | SEO Tester Online |
| **Overall rating** | 4.9/5 | 4.5/5 |
| **Total Reviews** | 82 | 35 |
| **Starting Price** | US$139.00 | €18.00 |
| **Free Trial** | Yes | Yes |
| **Free Version** | No | Yes |
| **Deployment** | Cloud, SaaS, Web-based | Cloud, SaaS, Web-based, Mac (Desktop), Windows (Desktop), Linux (Desktop), Chromebook (Desktop) |
| **Support** | Email/Help Desk, FAQs/Forum, Knowledge Base, Phone Support, Chat | Email/Help Desk, FAQs/Forum, Knowledge Base, Chat |
| **Training** | In Person, Live Online, Webinars, Documentation, Videos | Live Online, Webinars, Documentation, Videos |

## Best for

### ContentKing

Digital Agencies, eCommerce, Publishers, OTAs, and other online enterprises.

### SEO Tester Online

SEO Tester Online is a suite designed to empower multilingual SEO (with over 1.4 Billion Keywords) and Web Marketing activities so everyone in the world can use the platform.

## Key features

### ContentKing

- Access Controls/Permissions
- Activity Dashboard
- Alerts/Notifications
- Audit Management
- Categorisation/Grouping
- Competitive Analysis
- Content Management
- Conversion Tracking
- Customer Journey Mapping
- Dashboard
- Data Visualisation
- Filtering
- Link Management
- Monitoring
- Performance Metrics
- Real-Time Data
- Real-Time Reporting
- Reporting & Statistics
- Third-Party Integrations
- Website Analytics

### SEO Tester Online

- Access Controls/Permissions
- Activity Dashboard
- Alerts/Notifications
- Audit Management
- Categorisation/Grouping
- Competitive Analysis
- Content Management
- Conversion Tracking
- Customer Journey Mapping
- Dashboard
- Data Visualisation
- Filtering
- Link Management
- Monitoring
- Performance Metrics
- Real-Time Data
- Real-Time Reporting
- Reporting & Statistics
- Third-Party Integrations
- Website Analytics

## Links

- [View ContentKing Profile](https://www.capterra.co.uk/software/172982/contentking)
- [View SEO Tester Online Profile](https://www.capterra.co.uk/software/179865/seo-tester-online)
- [View Original Comparison](https://www.capterra.co.uk/compare/172982/179865/contentking/vs/seo-tester-online)

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