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About

Get important information on SEO errors and fix issues that hamper performance of your website to improve SEO faster. Get access to 30+ apps for $14.99 per user. Website crawler software NinjaSEO by 500apps helps Identify errors, fix issues, and Increase the visibility of websites in seconds to get ranked higher on Google and other search engines. What is NinjaSEO? NinjaSEO is a SEO software that helps you optimize the performance of your site with in-depth auditing and increase the visibility of the page by on-page SEO grading. On-page SEO Checker : On page SEO checker Software to check severity issues and optimize page appropriately for increased visibility. Website Crawler : Website Audit Software for in-depth website auditing and fixing errors to improve performance. SEO Bot : Save time and increase productivity by automating redundant tasks. SEO Rankings : Increase search engine rankings like never before with robust tools and intelligent bot support.

About

Prerender Buddy is a SaaS platform for teams and agencies managing website visibility and content operations. It combines AI search visibility monitoring with website health checks, crawler activity evidence, and comparisons between crawler-visible HTML and rendered pages. Teams can track selected questions and review recorded AI answers, brand mentions, citations, sources, and competitors; check access rules and important pages; and use managed prerendering when a rendering gap is confirmed. Content workflows help turn opportunities into ideas, briefs, and article drafts for review and supported CMS publishing. An assistant explains findings alongside supporting evidence. The free plan covers one website, 500 fresh renders per month, crawler checks, and seven days of visit history; paid plans add higher rendering capacity and AI visibility or content features. AI monitoring uses provider APIs, so results may differ from consumer chat sessions.

Platforms Supported

Windows Supported
Mac Not Supported
Linux Not Supported
Cloud Supported
On-Premises Not Supported
iPhone Not Supported
iPad Not Supported
Android Supported
Chromebook Not Supported

Platforms Supported

Windows Not Supported
Mac Not Supported
Linux Not Supported
Cloud Supported
On-Premises Not Supported
iPhone Not Supported
iPad Not Supported
Android Not Supported
Chromebook Not Supported

Audience

SEO professionals

Audience

Founders, developers, marketing teams and agencies managing website and AI visibility

Support

Phone Support Supported
24/7 Live Support Not Supported
Online Not Supported

Support

Phone Support Not Supported
24/7 Live Support Not Supported
Online Not Supported

API

Offers API Not Supported

API

Offers API Supported

Screenshots and Videos

Screenshots and Videos

No images available

Pricing

$14.99
Per user per month
Free Version Not Supported
Free Trial Supported

Pricing

plans from $19/month
A free plan covers one website, 500 fresh renders per month, crawler checks, and seven days of visit history. The Render plan starts at $19/month. AI visibility and content plans start at $39/month. Paid-plan features, usage limits, and trial availability vary by plan; the listed seven-day trial requires payment details.
Free Version Supported
Free Trial Supported

Reviews/Ratings

Overall 5.0 / 5
ease 5.0 / 5
features 5.0 / 5
design 5.0 / 5
support 5.0 / 5

Reviews/Ratings

Overall 0.0 / 5
ease 0.0 / 5
features 0.0 / 5
design 0.0 / 5
support 0.0 / 5

This software hasn't been reviewed yet. Be the first to provide a review:

Review this Software

Pros & Cons from Real Users

Pros

  • Ninja SEO is a tool designed to assist webmasters and company owners in improving the internet search performance of their websites. Identifies and evaluates any search engine optimization (SEO) issues on a website and provides recommendations for their correction. In addition, it offers details on keyword density, link analysis, and ranking tracking. In addition, Ninja SEO allows customers to monitor and compare their websites' performance to that of their competitors.

Cons

  • Using NinjaSEO has been no problem for me, I even say that it can easily outperform other tools in its class.

Training

Documentation Not Supported
Webinars Supported
Live Online Not Supported
In Person Not Supported

Training

Documentation Not Supported
Webinars Not Supported
Live Online Not Supported
In Person Not Supported

Company Information

NinjaSEO by 500apps
Founded: 2018
United States
ninjaseo.com

Company Information

Prerender Buddy
Founded: 2025
United States
prerenderbuddy.com

Alternatives

Alternatives

No Alternatives
SERPtimizer

SERPtimizer

kb4dev GmbH

Categories

SEO Supported

Categories

SEO Features

A/B Testing Not Supported
Artificial Intelligence (AI) Not Supported
Auditing Supported
Competitor Analysis Not Supported
Content Management Supported
Dashboard Supported
Google Analytics Integration Not Supported
Keyword Research Tools Supported
Keyword Tracking Supported
Link Management Supported
Localization Not Supported
Mobile Search Tracking Supported
Rank Tracking Supported
Revenue Management Not Supported
User Management Supported

Integrations

Google Supported
Hipsocial Supported
Sign.cc by 500apps Supported

Integrations

Google Not Supported
Hipsocial Not Supported
Sign.cc by 500apps Not Supported
Claim NinjaSEO by 500apps and update features and information
Claim NinjaSEO by 500apps and update features and information
Claim Prerender Buddy and update features and information
Claim Prerender Buddy and update features and information