Best duplicate checking tools in 2025

Passed.ai

Detects AI-generated content and plagiarism in student work.

MyEssayTyper

AI-generated essay samples for writing improvement.

Nonbot

Verify the authenticity of human-generated content online.

Lasso Moderation

AI-driven content moderation for safe online environments.

LinkOut

Access a collection of vetted online resources effortlessly.

Smodin

Generate written content quickly and efficiently with AI assistance.

PlagiarismCheckerX

Identify plagiarism in documents quickly and effectively.

WebGPT

AI that searches online for accurate answers to questions.

NoPlagio

Verify the originality of written work with real-time reports.

Copyseeker

Quickly find original sources of images online.

GPT Radar

Detects AI-generated text for content verification.

Bullshit Detector

Identify misleading information and improve content accuracy.

PlagScan

Verify originality in written content effortlessly and reliably.

AI Essay Checker

Enhance writing with grammar checks and plagiarism detection.

AI Detector By Custom Writings

Identify if written content is AI-generated or human-made.

Scribbr.com

Academic support for writing, proofreading, and citation needs.

AI Detector Writer

Check writing for originality and AI influence.

NeuralWriter

Rewrite text effortlessly while retaining original meanings.

StudyCorgi ChatGPT Detector

Detects AI-generated essays to support academic integrity.

Filely

Secure and organized file storage accessible from any device.

Filedoge

Effortlessly upload and share files of any size with ease.

Docutranslate

Fast conversion and translation of scanned documents to editable formats.

Subscription + from $10/about 10 pages
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PDFParser

Quickly transform PDFs into organized data formats for analysis.

ChattyDocs

Engage in conversations with your documents for quick insights.

Subscription + from $9.00/m
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Scribie

Accurate transcription service for audio and video content.