| What it does | Prove a human made it
| Free AI detection for essays and academic writing before submission
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| Stage | Not given
| Startup
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| Founded | Not given
| 2026
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| Based in | Not given
| Not given
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| Pricing model | Freemium
| Freemium
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| Pricing | Free: 3 certificates a month. Pro: $19 per month for unlimited certificates and two registered computers. Studio: $39 per month for everything in Pro plus studio branding on certificates and five registered computers.
| 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.
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| Key features | - Records file growth between saves without opening file contents
- Tracks which applications were in front during work
- Counts pen strokes and monitors pen rhythm
- Generates signed, timestamped certificates clients verify in browser
- Works with any drawing app including Photoshop, Clip Studio Paint, Figma, and Krita
- Supports writing apps: Word, Pages, Scrivener, Ulysses, Obsidian
- Works with external tablets: Wacom, Huion, XP-Pen, Cintiq
- Browser-based Procreate file sealing without installation at drawdog.art/seal
- Detects desktop AI apps by name: ChatGPT, Claude, Midjourney, Ollama, ComfyUI and 130 total app recognitions
| - 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
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| What makes it different | - Never looks inside files, only records process
- Certificate stays valid forever, even if subscription is cancelled
- Checking certificates is always free, no account needed
- Discloses AI tool usage honestly instead of pretending it wasn't used
- Uses third-party RFC 3161 timestamp authority so time is independently verified
| - 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
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | Not checked yet ▼ −1 (down) since last check | 4 ● no change since last check |
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| Trust Flow (Majestic) | 0 | 6 |
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| Citation Flow (Majestic) | 19 | 23 |
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| Referring domains (Majestic) | 24 | 53 |
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DrawDog