Mailbox MCP vs Rock Identify

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

Mailbox MCP compared with Rock Identify
Detail	Mailbox MCP	Rock Identify
What it does	Connect Claude, ChatGPT or any AI to your email mailbox	Free online rock identifier by photo
Stage	Established	Not given
Founded	2002	Not given
Based in	GB	Not given
Pricing model	Freemium	Freemium
Pricing	Free: 5 calls per mailbox per day, no card required. Pro: £34.99 per mailbox per year plus VAT (£2.92 monthly equivalent). Team Access: Team 3 at £119.99 per year plus VAT, Team 5 at £199.99 per year plus VAT, Team 10 at £399.99 per year plus VAT per account.	Free plan: 3 identifications and 1 follow-up per day, basic value range, up to 200 saved specimens when signed in. Plus plan: $2.50 per month billed yearly ($29.99 annually) or $9.99 per month billed monthly; 100 requests a day shared across identifications and follow-ups, detailed price analysis, m
Key features	Read email without marking as read Read attachments: PDFs, spreadsheets, photos Reply in thread with proper headers Send as any of your email aliases Email routines on a schedule Permission levels per connection Works with Gmail, Outlook and IMAP	Upload 1-3 photos of the same rock from different angles AI-powered photo analysis to suggest rock matches View visible clues, limitations and possible alternatives for each match Follow-up questions about lookalikes and properties Save photos, results and conversations to an account Browse reference links to educational resources for suggested matches Track daily identification allowance remaining Price analysis and estimated value range for specimens
What makes it different	Leaves mailbox completely untouched—no duplicate sent items, no marked-as-read flags, threading preserved Works with any MCP-compatible AI—not limited to Claude or ChatGPT Attachments never encoded—up to 20 MB, four ways to attach without passing through AI Email routines run automatically on schedule without manual prompts	No sign-up or app download required to start identifying rocks Photo-based identification with transparent uncertainty acknowledgment Works on any device with a browser and internet connection Mobile-friendly with camera option where supported All photo tools share the same subscription and daily allowance
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)	26 +1 (up) since last check	15 −1 (down) since last check
Trust Flow (Majestic)	34	15
Citation Flow (Majestic)	32	25
Referring domains (Majestic)	61	20

5 details filled in for both companies.

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