SheetBrain vs Hyperchill.io

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

SheetBrain compared with Hyperchill.io
Detail	SheetBrain	Hyperchill.io
What it does	Google Sheets add-on that detects spreadsheet bugs and generates formulas in seconds	Digital productivity journal for tracking deep work
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	Not given
Pricing model	Freemium	Not given
Pricing	Free plan: $0/month with unlimited Sheet Check scans and 15 AI calls per month. Pro plan: $9/month for 1,000 AI calls per month. Both plans include all tools (Check, Repair, Audit, Generate, Explain, Debug), shareable audit reports, and six custom functions.	Not given
Key features	Broken reference detection and repair Mixed data type detection in columns Duplicate lookup key detection Visible formula error flagging (#N/A, #VALUE!, #DIV/0!, #REF!) AI-powered formula generation from plain English Formula explanation and debugging Schema repair for renamed and moved columns Six custom functions (HEALTH, ISSUES, GENERATE, EXPLAIN, EXTRACT, CLASSIFY) Multi-sheet context awareness for formula generation	Set target deep work hours per session Track distractions during work sessions Daily streak counter for consistency Session notes and task labels Mini-mode window for flexible workspace Focus toolkit with protocols and practices Comprehensive focus methodology guide
What makes it different	Deterministic error detection without AI calls for basic spreadsheet health checks Reads full spreadsheet context (headers, data types, column positions) before generating formulas Flat $9/month pricing with AI included, no API keys required Schema Repair automatically fixes formulas after column changes without manual rewriting	World's first digital productivity journal combining deep work tracking with focus quality measurement Stopwatch-based structure without mandatory upper time limit Integrated focus toolkit with research-based protocols Tracks both distraction frequency and recovery ability Comprehensive mood and focus quality analytics
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)	1 no change since last check	25 no change since last check
Trust Flow (Majestic)	3	3
Citation Flow (Majestic)	14	9
Referring domains (Majestic)	8	15

3 details filled in for both companies.

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