Supadesk vs TabMail

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

Supadesk compared with TabMail
Detail	Supadesk	TabMail
What it does	AI agents that talk to your website visitors, answer their questions, and hand you leads ready for a real conversation	Agentic AI email assistant with zero data retention for iOS and Thunderbird
Stage	Startup	Not given
Founded	Not given	Not given
Based in	Not given	CA
Pricing model	Free trial	Freemium
Pricing	Starter: $25/month with 2 agents, 1,000 message credits per month, 10MB knowledge base, Lite and Pro AI models, lead capturing, chat widget customization, Agent Actions, rate limiting, guardrails, and email support. Early Supporter: $200/year (save $100 a year vs. monthly) with same features. Enterp	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	Lead qualification and scoring Train on your own content and sitemaps Brand-matched customization Full conversation transcripts and dashboard CSV export of captured leads Weekly email summary Domain restriction and security Rate limiting and abuse protection On-topic guardrails Agent Actions for system integration	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	Learns from your own content, not a generic script Stays on-topic with built-in guardrails instead of improvising Captures only high-intent leads ready for real conversations No setup fees and cancellable anytime	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 plan	Not given	Not given
Open source	Not given	Not given
Platforms	Not given	Not given
Public API	Not given	Not given
Community votes	0	0
DR (Domain Rating by Ahrefs)	14 no change since last check	3 no change since last check
Trust Flow (Majestic)	6	1
Citation Flow (Majestic)	20	19
Referring domains (Majestic)	24	42

5 details filled in for both companies.

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