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Merlin vs TabMail

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Merlin compared with TabMail
DetailMerlin logo MerlinTabMail logo TabMail
What it doesAI assistant providing access to top AI models without sign-up or ads Agentic AI email assistant with zero data retention for iOS and Thunderbird
StageNot given Not given
FoundedNot given Not given
Based inNot given CA
Pricing modelFreemium Freemium
PricingFree plan with 102 daily queries; Merlin Pro at $19 per month billed annually. Free users get 102 queries daily with GPT 3.5, Gemini, and Claude 3 Haiku consuming 1 query each; GPT 4, Gemini 1.5, and Mistral Large consuming 30 queries each. 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
  • Access to multiple AI models including ChatGPT, Claude, Gemini, DeepSeek, and Mistral
  • Real-time web search integration
  • YouTube video summarization and transcription
  • Chrome extension for one-click answers
  • Social media content generation and posting
  • Email composition with AI
  • Custom knowledge bases and projects
  • Code snippets and web components generation
  • Diagram and flowchart generation
  • AI image generation with Flux 1.1 Pro
  • 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
  • Free access to multiple top AI models without separate subscriptions
  • Works without sign-up or ads
  • Available in 200+ countries where ChatGPT is restricted
  • All AI tools consolidated in one affordable subscription
  • Works seamlessly across all devices with synchronized history
  • 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
Free planNot given Not given
Open sourceNot given Not given
PlatformsNot given Not given
Public APINot given Not given
Community votes00
DR (Domain Rating by Ahrefs)72 no change since last check3 no change since last check
Trust Flow (Majestic)191
Citation Flow (Majestic)4619
Referring domains (Majestic)253542

5 details filled in for both companies.

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