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Sahha vs Blujay API

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

Sahha compared with Blujay API
DetailSahha logo SahhaBlujay API logo Blujay API
What it doesHealth data API for phones and 800+ wearable devices Send and receive iMessage, RCS and SMS from Blujay phone numbers
StageNot given Not given
FoundedNot given Not given
Based inNot given Not given
Pricing modelFree trial Freemium
PricingFree 30-day trial with all products unlocked. Starter: $299/month (billed annually) or $399/month (monthly), includes 1,000 users then $0.40/user. Pro: $1,499/month (billed annually) or $1,999/month (monthly), includes 10,000 users then $0.20/user. Enterprise: custom pricing with volume discounts. A Free Plan with shared phone number and up to 10 verified contacts; Dedicated and AI Agent plans available with full features.
Key features
  • Collects from 800+ devices across 165 integrations including Apple Health, Health Connect, Garmin, Fitbit, Oura, WHOOP, Samsung Health
  • Works without wearables using smartphone as passive sensor
  • 500+ standardized signals including biomarkers, scores, archetypes, tags, and insights
  • Automatic multi-device deduplication and reconciliation
  • Up to 30 days of historical data on first connect
  • Real-time API and webhook delivery
  • Health scores: Activity, Sleep, Readiness, Wellbeing, Mental Wellbeing
  • 100+ biomarkers covering sleep, activity, vitals, mental signals, nutrition
  • 100+ archetypes for user segmentation and personalization
  • HIPAA, GDPR, SOC 2 Type II compliance with DPA and BAA support
  • Send and receive iMessage, RCS and SMS
  • Automatic service selection
  • Message tracking with delivery and read receipts
  • Signed webhooks for message events
  • Group chats with participants management
  • Media, contact cards and file sharing
  • iMessage effects, reactions and threaded replies
  • Idempotent message sending
  • Contact and opt-out management
  • Workflow enrollment from external systems
What makes it different
  • Works without wearables - smartphone reach 82-97% vs wearables 13-46%
  • Automatic 30-day backfill on connect eliminates warmup period for personalization
  • One deduplicated data schema reconciles 800+ devices automatically
  • Research-backed health scores built on peer-reviewed science
  • Integration in days with sandbox testing, demo app, and developer tools
  • Unified API supporting iMessage, RCS and SMS with automatic service selection
  • Built for two-way conversations with full reply tracking
  • 18 webhook event types with Standard Webhooks signatures
  • No test mode - messages delivered to real numbers immediately
Community votes00
DR (Domain Rating by Ahrefs)35 +1 (up) since last check9 no change since last check
Trust Flow (Majestic)90
Citation Flow (Majestic)330
Referring domains (Majestic)2110

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