SheetBrain vs Liner Notes

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 Liner Notes
Detail	SheetBrain	Liner Notes
What it does	Google Sheets add-on that detects spreadsheet bugs and generates formulas in seconds	An AI journaling app for iPhone that drafts your diary from your day's traces
Stage	Not given	Startup
Founded	Not given	Not given
Based in	Not given	Not given
Pricing model	Freemium	Freemium
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.	Free plan includes daily diary, automatic records, drafting and polishing, and export. Pro Monthly: $3.99/month with no free trial and ability to cancel anytime. Pro Yearly: $29.99/year (about $2.50/month) with 7 days free.
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	Automatic diary drafting from places, photos, sleep, steps and plans Timeline view of your day with Apple Watch body metrics On-device conversation transcription split by speaker Daily morning note and weekly letters No account required, records kept on iPhone Export as Markdown or full copy Choose where text is created: on-device, Apple Private Cloud, or OpenAI Monthly relationship changes tracking Heart rate and voice analysis during conversations Daily copy backup to iCloud Drive
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	Diary draft prepared automatically before you write, using AI to process daily data traces All data stored exclusively on iPhone with no account, no servers collect your diary Conversations transcribed on-device with speaker identification and automatic deletion of audio User control over where text is created with privacy options Works without writing; continues automatically even during breaks
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	1 no change since last check
Trust Flow (Majestic)	3	0
Citation Flow (Majestic)	14	0
Referring domains (Majestic)	8	0

5 details filled in for both companies.

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