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Free alternatives to Turnitin

Turnitin: Similarity and plagiarism checking for schools. Here are 3 free or open-source options.

ToolTypeBest for
QuetextFree tierWriters and teachers checking short texts.
DupliCheckerFree tierQuick checks of short passages.
CopyleaksFree tierChecking documents for similarity to web sources.

The alternatives in detail

Quetext Free tier

An online plagiarism checker with a limited free option.

Best for
Writers and teachers checking short texts.
Limits to know
The free tier has word limits. Check current terms.
Visit Quetext

DupliChecker Free tier

A free online plagiarism checker with usage limits.

Best for
Quick checks of short passages.
Limits to know
Usage limits apply and results are less thorough than a school system.
Visit DupliChecker

Copyleaks Free tier

A plagiarism detection service with a limited free option.

Best for
Checking documents for similarity to web sources.
Limits to know
Free use is limited. Check current terms.
Visit Copyleaks

When is Turnitin still worth paying for?

A free option is often enough, but not always. If you depend on specific features, file compatibility or support, check the limits above first. Visit Turnitin to compare.

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