TabMail vs PHP Chatbot Assistant

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

TabMail compared with PHP Chatbot Assistant
Detail	TabMail	PHP Chatbot Assistant
What it does	Agentic AI email assistant with zero data retention for iOS and Thunderbird	A free chatbot you run on your own server
Stage	Not given	Not given
Founded	Not given	2023
Based in	CA	US
Pricing model	Freemium	Open source
Pricing	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	Free. You only pay for the services you use to run it: your server, the AI provider's models, and any third-party service for reading PDF and Word files.
Key features	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	Support for multiple AI providers Website widget with customizable colors and positioning Data stays on your own server and database
What makes it different	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	Data stays in your control on your own server Built for multi-client hosting with forced row-level security
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)	3 no change since last check	1 no change since last check
Trust Flow (Majestic)	1	1
Citation Flow (Majestic)	19	10
Referring domains (Majestic)	42	7

6 details filled in for both companies.

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