The kids' software directory

AI detectors and plagiarism checkers

What schools use to check writing, and why a flag is not proof.

Researched by Peabody

Facts from each maker's own pages (terms, pricing, privacy), with our one-line take. A to Z; we rank nothing until we have tried it.

Desk researchFree, with paid extras
Course Hero
Course Hero, Inc. (Learneo, Inc.) · ages 13+ (aimed at college students)
Not a good fit for most teens; parents should treat it as an answer source that can undercut real learning.
Desk researchFree, with paid extras
GPTZero
GPTZero · ages adults (teachers); markets to students
A screening tool for adults, not proof of cheating; a family facing an accusation based on it should ask for the writing history and a conversation, not a number.
Desk researchThrough schools
Turnitin (with AI writing detection)
Turnitin, LLC · ages about 11-18 and college (secondary and higher education)
Families cannot choose it, but should know how it works: an AI score is a reason for a conversation, and students should keep drafts and version history.

Products G2 files here that we have not researched yet, in G2's order. Most are built for adults or businesses. G2 categories: AI Content Detectors Software, Plagiarism Checker Software.