Turnitin AI Detector vs DetectGPT

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Turnitin AI Detector compared with DetectGPT
Detail	Turnitin AI Detector	DetectGPT
What it does	Free AI detection for essays and academic writing before submission	Free AI checker to detect AI-generated text from ChatGPT, Claude, Grok, Gemini and other language models
Stage	Startup	Not given
Founded	2026	Not given
Based in	Not given	Not given
Pricing model	Freemium	Free
Pricing	Free tier available. Paid plans: Basic $3.59/month (1 credit/month), Pro $14.79/month (5 credits/month), Ultra $22.79/month (12 credits/month). Yearly pricing available with up to 60% savings.	Free. No account, no card required. Up to 5,000 words per run for AI detection and up to 3,000 words for plagiarism checking.
Key features	AI detection score with estimated AI-likeness rating Paragraph-level report showing where AI signals appear Writing review suggestions for improvement Risk level classification (low, medium, high, very high) Analysis of predictable sentence flow patterns Detection of repeated paragraph structure Identification of generic academic language Private, non-repository mode processing No signup required for basic checking Bulk upload capability on paid plans	Analyzes up to 5,000 words per run without account signup Detects AI writing from ChatGPT, Claude, Grok, Gemini and other LLMs Analyzes public URLs and homepages Plagiarism checker with public web overlap detection up to 3,000 words
What makes it different	Independent tool not affiliated with or endorsed by official Turnitin Report-style results showing specific AI signals rather than just a percentage Analyzes multiple AI writing tools and styles including ChatGPT, Claude, and Gemini Designed specifically for academic writing with essay-focused features	Independent tool not affiliated with Turnitin, OpenAI or other major platforms Text scored in browser with no storage on servers Integrated plagiarism checker included as free feature
Community votes	0	0
DR (Domain Rating by Ahrefs)	5 +1 (up) since last check	39 no change since last check
Trust Flow (Majestic)	6	13
Citation Flow (Majestic)	23	26
Referring domains (Majestic)	53	35

5 details filled in for both companies.

More alternatives to Turnitin AI Detector More alternatives to DetectGPT