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ERIUS PHONE vs RELAI

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

ERIUS PHONE compared with RELAI
DetailERIUS PHONE logo ERIUS PHONERELAI logo RELAI
What it doesVirtual phone infrastructure for AI agents The continual learning engine for AI agents
StageNot given Not given
FoundedNot given Not given
Based inNot given Not given
Pricing modelFree trial Freemium
PricingFree trial: 14 days free. Starter: €40/month for 1 phone. Team: €129/month for 3 phones. Enterprise: custom pricing. Call minutes: €24/month for 100 minutes, €70/month for 300 minutes, €230/month for 1000 minutes. Android tablet: €69/month (on waiting list). RELAI Free: $0. RELAI Enterprise: Custom pricing.
Key features
  • Real Android 13 OS with Samsung Galaxy S25 device profile
  • HTTP API for tap, type, swipe, launch, install, read, screenshot, mic
  • Google Play Store and alternative app installation
  • Accessibility tree and screenshot reading for screen understanding
  • Isolated containers with persistent app state between sessions
  • One-to-one voice calls with synthetic voice
  • APK upload and installation capability
  • MCP server support for local integration
  • Dashboard with device management and monitoring
  • Capture signals from code, requirements, and production traces
  • Build and maintain EvalsWiki as versioned behavioral knowledge
  • Find missing eval coverage and unclear expectations
  • Generate complete evals with scenarios, environments, and evaluators
  • Optimize harness across prompts, tools, workflows, and code
  • Multi-objective optimization for quality, cost, latency, and KPIs
  • Model selection, migration, and routing with evaluation
  • Regression-controlled improvement with evaluation evidence
  • Versioned storage in repository with pull requests
What makes it different
  • Real Android device in the cloud, not a simulator or emulator
  • Agents interact via touchscreen like real users without app APIs
  • Persistent isolated containers per agent phone with no sharing
  • One-to-one voice calls enabling two-way agent communication
  • Flat monthly pricing with no runtime metering unlike competitors
  • Turns failures into replayable learning environments
  • Prevents regressions by keeping previous evals in the loop
  • Integrates with existing observability stacks and traces
  • Preserves business intelligence versioned in repository
  • Adapts harness to model changes without redefining use cases
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)8 +2 (up) since last check23 no change since last check
Trust Flow (Majestic)313
Citation Flow (Majestic)2725
Referring domains (Majestic)2579

5 details filled in for both companies.

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