TextSight vs Gerty
A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.
TextSight compared with Gerty
| Detail | 
TextSight | 
Gerty |
|---|
| What it does | Free AI Detector & Writing Assistant
| Private local AI assistant for Mac that runs offline without the cloud
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| Stage | Growing
| Not given
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| Founded | 2025
| Not given
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| Based in | IN
| CH
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| Pricing model | Freemium
| Paid
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| Pricing | Not given
| CHF 49 once, lifetime licence with free updates to all future versions. One licence for up to 3 Macs. Free 7-day trial available.
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| Key features | - Sentence-by-sentence AI highlighting
- 0–100 Humanization Score
- Multi-model detection (GPT, Claude, Gemini, Llama, Mistral)
- One-click rewrite suggestions
- Model attribution
- Chrome extension for inline scanning
- File upload support (DOCX, PDF)
- 20 free writing tools
- REST API access
| - Runs open language models locally (Gemma, Qwen, Llama, Mistral) on Apple silicon
- Works offline with no account, cloud or telemetry
- Answers questions from documents with citations including scans and photos
- Integrates with Mail, Calendar and other Mac apps
- Responds with voice from the notch in any app
- Automatically selects and configures best models for your Mac
- Includes Gerty Max with Thinking and Code capabilities
- Works with any .gguf model from Hugging Face
- Modifies PDFs in place while keeping layout
- Includes local voice, memory, projects and dictation
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| What makes it different | - Sentence-level evidence instead of a single percentage verdict
- Integrated rewrite path in the same product
- Calibrated across multiple AI model families, not just GPT
- Transparent accuracy benchmarks published openly
- Free tier is full product on quota, not stripped features
| - Completely private with zero data leaving your Mac
- Intelligent assistant that picks and configures models for you, unlike model runners
- Works completely offline once models are downloaded, no internet required
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| Free plan | Not given
| Not given
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| Open source | Not given
| Not given
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| Platforms | Not given
| Not given
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| Public API | Not given
| Not given
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 38 ▼ −1 (down) since last check | 1 ▲ +1 (up) since last check |
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| Trust Flow (Majestic) | 17 | 13 |
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| Citation Flow (Majestic) | 41 | 25 |
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| Referring domains (Majestic) | 85 | 3 |
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5 details filled in for both companies.
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