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FormulaSignal vs Basso

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

FormulaSignal compared with Basso
DetailFormulaSignal logo FormulaSignalBasso logo Basso
What it doesMonitor supplement formula changes with dated label history Deep voice training with guided daily practice and real pitch measurement
StageStartup Not given
Founded2026 Not given
Based inUS Not given
Pricing modelFreemium Free trial
PricingFree 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. Free for 7 days, then subscription required. Price varies by country.
Key features
  • 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
  • Pitch measurement in Hz
  • Customizable daily training plans (5, 10 or 15+ minutes)
  • Guided audio exercises for breathing and resonance
  • Weekly progress tracking and trend visualization
  • Practice streak and weekly minutes tracking
  • On-device audio analysis
What makes it different
  • Every number carries a date and source
  • No paid placement and no brand influence
  • Independent and founder-led company
  • Real pitch measurement in Hz rather than estimates
  • Privacy by design with on-device analysis
  • Personalized training plan based on your baseline
  • Trend tracking to monitor progress over time
  • Simple three-step repeatable process
Free planNot given Not given
Open sourceNot given Not given
PlatformsNot given Not given
Public APINot given Not given
Community votes00
DR (Domain Rating by Ahrefs)5 −1 (down) since last check2 +2 (up) since last check
Trust Flow (Majestic)60
Citation Flow (Majestic)240
Referring domains (Majestic)220

5 details filled in for both companies.

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