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Turnitin AI Detector vs Woodstitch

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 Woodstitch
Detail Turnitin AI DetectorWoodstitch logo Woodstitch
What it doesFree AI detection for essays and academic writing before submission Human evaluation for text-to-speech with blinded listening studies
StageStartup Not given
Founded2026 Not given
Based inNot given US
Pricing modelFreemium Paid
PricingFree 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. $18.00 per hour of audio heard by listeners; $0.30 per judgement on a pair of two 30-second clips; $300.00 for 200 pairs × 5 ratings with 30-second clips (1,000 judgements)
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
  • Blinded paired-preference studies with no system names visible
  • API for creating studies and retrieving results
  • Exact price quote before study starts
  • Per-judgement data export as CSV
  • Paid US-based listener panel
  • Attention signals recorded with every judgement
  • Live results streaming as listeners answer
  • Detection template for AI vs human narration
  • Published methodology and platform transparency
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
  • Publishes its own listening studies on the same platform with the same methodology as customer studies
  • Forced-choice preference testing answers which system people prefer, not rating scales
  • Fast turnaround with live result streaming and no minimum study size
  • Transparent pricing with no setup fees or minimums, quoted before starting
  • Customer audio stored securely and used only for that study
Community votes00
DR (Domain Rating by Ahrefs)5 +1 (up) since last check8 no change since last check
Trust Flow (Majestic)69
Citation Flow (Majestic)2324
Referring domains (Majestic)5369

5 details filled in for both companies.

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