| What it does | Free AI Detector & Writing Assistant
| Agentic AI email assistant with zero data retention for iOS and Thunderbird
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| Stage | Growing
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| Founded | 2025
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| Based in | IN
| CA
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| Pricing model | Freemium
| Freemium
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| Pricing | Not given
| Free 2-week trial (eligible new accounts). TabMail Zero: brings your own API keys (OpenAI, Anthropic, Google). TabMail Basic: CAD $15.00 per month (includes TabMail Voice for macOS, agentic dictation, unlimited email autocompletion and AI agent requests, limited priority AI agent requests, good for
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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
| - Voice dictation with context awareness for composing and editing emails
- Suggested email replies with AI composition
- Email triage and inbox management
- AI-powered inbox assistant for research and answering questions
- Agentic mode with calendar, contacts, files, web search integration
- Support for Gmail, Outlook, iCloud, and IMAP accounts
- Zero data retention for email and calendar content
- On-device personalization data storage on iOS
- Toggleable AI features with privacy controls
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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
| - Zero data retention: email and calendar content processed transiently without server storage
- Open source: Thunderbird add-on and iOS app are publicly available on GitHub for transparency and contribution
- Works with existing inboxes: no vendor lock-in, integrates Gmail, Outlook, iCloud, and IMAP
- Agentic dictation understanding technical terms and acronyms through screen context
- Built on trusted open source: Mozilla Thunderbird foundation with modern ML capabilities
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| Free plan | Not given
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| Open source | Not given
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| Platforms | Not given
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| Public API | 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 | 3 ● no change since last check |
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| Trust Flow (Majestic) | 17 | 1 |
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| Citation Flow (Majestic) | 41 | 19 |
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| Referring domains (Majestic) | 85 | 42 |
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TextSight
TabMail