Plagiarism Checker X logo

Plagiarism Checker X

by Plagiarism Checker X, LLC · Since 2012
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ActiveFree tier
Quick facts
VendorPlagiarism Checker X, LLC
Year launched2012
StatusActive
Location733 3rd Avenue, New York City, NY 10017.
Countries servedN/A
Languages7
IntegrationsN/A
Free tierYES
Free trialNO
Contact salesNO

About Plagiarism Checker X

A plagiarism detection software for students, teachers, writers, and SEO experts. It checks content against billions of web pages and supports various file formats. Features include AI content detection, side-by-side comparison, and bulk checking.

Plagiarism Checker X is a desktop application for Windows designed to detect text similarity and AI-generated content. Aimed at students, educators, writers, and SEO professionals, it scans documents against billions of web pages to identify duplicate content. Key features include side-by-side document comparison, bulk checking for entire batches of assignments, a readability checker, and an AI detector. The software supports multiple file formats like DOCX, PDF, and RTF. It offers detailed, color-coded reports to highlight similarities. Pricing is available as a one-time purchase for a lifetime license, with a free version offering limited daily searches. The vendor emphasizes data privacy, stating that user content is not uploaded to their servers.

Pros & Cons

Pros
  • Offers a perpetual license with a one-time payment, which is a cost-effective alternative to subscription-based tools.
  • User data is kept private as the software is a desktop application and does not require uploading documents to a server.
  • Supports bulk checking, allowing educators to compare an entire batch of assignments for plagiarism in one go.
  • Includes an AI content detector in addition to standard plagiarism checking.
Cons
  • The software is only compatible with Windows operating systems.
  • The free version has a daily search limit and lacks advanced features.
  • Does not offer grammar checking capabilities, focusing solely on plagiarism detection.

Features

Key features

Online Plagiarism Detection

Scans documents against over 16 billion indexed web pages to find text similarities.

AI Content Detector

Identifies whether content was likely generated by an AI tool or written by a human.

Bulk Cross-Comparison

Analyzes multiple documents simultaneously to check for plagiarism within a batch of files, useful for teachers grading assignments.

Side-by-Side Comparison

Allows users to compare two documents side-by-side in separate windows to easily spot copied content.

Multi-Format Support

Accepts various file formats for checking, including Microsoft Word (DOC, DOCX), PDF, RTF, and plain text.

Comprehensive Reporting

Generates color-coded reports in Word or PDF format that highlight matched similarities with sources.

Readability Checker

Analyzes text to determine reading levels, keyword density, and difficulty, helping writers tailor content to their audience.

Additional features

Multi-Language Support

Supports checking content in over 250 languages and has a user interface available in 7 languages.

Bibliography & Quote Detection

Excludes citations and quoted text from plagiarism scans to provide more accurate results for academic papers.

Offline Checking

The software is a desktop application, ensuring user data remains on their device and is not uploaded to a server.

Fast Scanning Speed

The application's algorithm can cross-examine up to 20,000 words per second for quick results.

Color-Coded Results

Uses a color-highlighting system (green, yellow, red) to indicate the density and severity of plagiarism found.

Custom Feedback in Reports

Allows educators to add custom feedback directly into the generated PDF reports for students.

Lifetime License

Offers a perpetual license with a one-time payment, avoiding recurring subscription fees.

Pricing

Free trial
Free version
Request a quote
Promo Offer

One-time purchase

Basic
USD 0
per user · one-time
  • Limited Words Daily Search Limit
  • 20+ Languages Support

Free Forever

Source: vendor pricing page →
Professional
USD 39.95
per user · one-time · min 1 seat
  • 1 User License
  • Unlimited words
  • Online Similarity Check
  • Text Comparison
  • Built-in Word/PDf Support
  • Lifetime Package License
  • 24/7 Customer Support

Pay Once, Use forever. 1 Year Maintenance Plan Included.

Source: vendor pricing page →
Business
USD 147.95
per user · one-time · min 5 seats
  • 5 Users License
  • Branding Reports
  • Priority Support
  • ALL PRO features included

Pay Once, Use forever.

Source: vendor pricing page →

Countries & Languages

Countries served
7
Interface languages
1
Billing currencies

Interface languages

EnglishSpanishFrenchGermanItalianDutchPortuguese

Billing currencies

🇺🇸USD

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