Agentic AI email assistant with zero data retention for iOS and Thunderbird
Stage
Not given
Not given
Founded
Not given
Not given
Based in
Not given
CA
Pricing model
Free
Freemium
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
Key features
Document analysis - attach PDFs, Word files or spreadsheets
Vision - analyze photos and images
53 open-source models from 15 labs
Code generation with syntax highlighting
Optional web search with Tavily or Exa API keys
Import custom GGUF models
Custom system prompts and instructions
Voice dictation and text-to-speech
iOS Shortcuts and Siri integration
Device compatibility detection before download
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
What makes it different
All processing stays on your device with no account required
Works completely offline once a model is downloaded
Device memory compatibility shown before download
No internet connection required for core features
Choice of 53 models from 15 different labs
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
KernelAI
TabMail