ExtraBrain vs GPTExcel

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

ExtraBrain compared with GPTExcel
Detail	ExtraBrain	GPTExcel
What it does	Local-first AI interview and meeting copilot for Mac	Excel AI assistant for formulas, pivot tables, charts, and data analysis
Stage	Startup	Not given
Founded	Not given	Not given
Based in	Not given	Not given
Pricing model	Freemium	Freemium
Pricing	Free core app with local Gemma 4, local Parakeet transcription, and bring-your-own provider setup. Pro: $9.99/month, $99/year, or $179 Lifetime. Eligible monthly and yearly Pro subscriptions include 1,000 ExtraBrain AI credits per billing month. External AI and transcription provider usage billed se	Free plan: $0 forever with 50 credits a month. Pro: $9/month (≈3,000 credits a month). Pro Plus: $18/month (≈10,000 credits a month). Annual billing saves 30% on paid plans.
Key features	Live transcription with local Parakeet or optional Deepgram Screen-aware context and screenshots for structured answers Hidden from screen sharing on Zoom, Google Meet, Teams, and coding platforms Post-session summaries and organized context Local-first data storage on your Mac Support for multiple interview and meeting platforms Desktop app that does not join calls as a bot	Chat with Excel and CSV files in plain English Generate formulas for Excel, Google Sheets, LibreOffice Calc, and Airtable Build native Excel pivot tables, slicers, and pivot charts Create charts and data visualizations Generate automation scripts (VBA, Apps Script, Python) Create PowerPoint and PDF presentations from spreadsheet data Share chats with secure share links
What makes it different	Fully local workflow possible with on-device Gemma and local Parakeet transcription Free to start with optional Pro, unlike bundled subscription services Built around bring-your-own provider access instead of locked-in vendors Designed to stay invisible during screen sharing and recordings	Combines multiple spreadsheet tools (formulas, pivots, charts, automation) in one workspace instead of separate tools Works entirely in the browser with no installation required Supports 50+ languages globally Checks new Excel and Google Sheets functions against official documentation
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)	17 no change since last check	50 no change since last check
Trust Flow (Majestic)	7	12
Citation Flow (Majestic)	25	37
Referring domains (Majestic)	49	847

5 details filled in for both companies.

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