AI Voice Agent vs Retell AI

Comparing the features of AI Voice Agent to Retell AI

Feature
AI Voice Agent
Retell AI

Capability Features

1-on-1 Engineer Calls
Actionable Insights
Advanced AI Algorithms
Agent Builder
Agent Testing
AI Receptionist
API Access
Appointment Scheduling
Auto-Sync Knowledge Base
Automated Sales Notifications
Automatic Scalability
Millions of concurrent calls
Batch Calls
Branded Caller ID
Call History
Call Monitoring
Call Transcripts & Recordings
Call Transfer Options
Customizable Outbound Call Flow
Edge Case Handling
Full Automation
Global Reach
In-Depth Analytics
Industry Compliance
SOC 2 Type 1&2HIPAAGDPR
Instant Lead Qualification
Knowledge Bases - Pro
Unlimited
Knowledge Bases - Starter
1
Knowledge Bases - Unlimited
3
Languages Spoken - Pro
+3
Languages Spoken - Starter
1
Languages Spoken - Unlimited
2
Lead Nurturing
Lead Qualification
LLM-Powered
Low Latency
500ms latency
Monthly AI Updates
Multi-language Support
18+ languages
Multiple Deployment Channels
AI phone callsWeb callsSMSChat
Natural Language Conversations
Navigate Through IVR
No Concurrency Limits
Outbound Calls - Unlimited/Pro
Personalized AI Solutions
Platform Uptime
99.99% uptime
Priority Technical Support
Reminders Automation
Simultaneous Calls - Starter
1
Simultaneous Calls Capability
+20
Spam Call Filtering
Unlimited Contacts
Verified Phone Numbers
Voice, SMS, and Email Followup
VoiceSMSEmail
Voicemail Detection

Integration Features

API Integrations
Cal.com Integration
Connects to 7,000+ Apps
CRM Integration
CRM/Automation Integrations
Cal.comn8nGoHighLevelTwilioVonageOpenAI
GHL Integration
Google Calendar Integration
Integrates with Any CRM
Integrates with Any Telephony
Integrates with Automation Platforms
Integrates with Databases
Platform Integrations
Sync with Existing Systems
Telephony Integration
TwilioVonageTelnyxPlivoRingCentral

Limitation Features

No Desktop App Mentioned
No Mentioned Self-hosting
No Public Pricing Listed
Outbound Calls

Pricing Features

Free Tier
Free Trial
Pricing Plan Details
Pro Included Minutes
Unlimited
Pro Overage Cost
Included
Pro Plan Price
$2,997 setup, $987/month
Starter Included Minutes
175
Starter Overage Cost
$0.35/min
Starter Plan Price
$119 setup, $197/month
Unlimited Included Minutes
500
Unlimited Overage Cost
$0.25/min
Unlimited Plan Price
$350 setup, $387/month