NanoRhino vs FormulaSignal

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

NanoRhino compared with FormulaSignal
Detail	NanoRhino	FormulaSignal
What it does	AI nutrition coach delivered by text message with results-based pricing	Monitor supplement formula changes with dated label history
Stage	Not given	Startup
Founded	Not given	2026
Based in	US	US
Pricing model	Paid	Freemium
Pricing	First 2 weeks free. Then $10 per pound lost, capped at $500 total. No subscription, no upfront charge. Billed at five-pound milestones via Stripe (Apple Pay or card).	Free Locker: up to 24 saved products with no card required. Signal Pro: $29.99/year (or $3.99/month), includes monitoring for up to 10 products checked daily with email alerts for confirmed changes and monthly Stack Brief.
Key features	Photo-based calorie counting with 90%+ accuracy Weekly calorie target recalibration from actual measurements Free initial two-week measurement phase Human nutritionist review when progress stalls Persistent memory of food preferences and habits No app required—SMS and WhatsApp only Exercise plan creation fitted to your routine GLP-1 medication support with protein focus	Free Locker holds up to 24 supplements with dated labels Daily monitoring of up to 10 products Email alerts when formula changes are confirmed Before You Reorder comparison of saved and current labels 561 product listings from 65 brands Signal Verified labels read and dated twice independently Product Ask feature for ingredient and formula questions Category Ledger for supplement brands REST API and MCP server for developers
What makes it different	Pay only for actual weight lost—first 2 weeks free, then $10/lb capped at $500 Measured calorie burn from your own data, not population formulas Human nutritionist intervention, not AI-only coaching Text-based coaching with no app, login, or subscription required Same pound never billed twice—re-losses and bounces are free	Every number carries a date and source No paid placement and no brand influence Independent and founder-led company
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)	16 −1 (down) since last check	5 −1 (down) since last check
Trust Flow (Majestic)	8	6
Citation Flow (Majestic)	30	24
Referring domains (Majestic)	185	22

6 details filled in for both companies.

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