AI Voice Agent vs iSpeech TTS & Speech API

Comparing the features of AI Voice Agent to iSpeech TTS & Speech API

Feature
AI Voice Agent
iSpeech TTS & Speech API

Capability Features

1-on-1 Engineer Calls
Actionable Insights
Advanced AI Algorithms
AI Receptionist
API Requests per Month
100000000
Appointment Scheduling
Automated Sales Notifications
Call Transcripts & Recordings
Cloud and Embedded TTS
Create IVR Prompts
Custom Voice Cloning
Customizable Outbound Call Flow
Developer Signups
80000
Full Automation
In-Depth Analytics
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
Monthly AI Updates
Open Source SDKs
Outbound Calls - Unlimited/Pro
Personalized AI Solutions
Priority Technical Support
Reminders Automation
SDK Availability
Simultaneous Calls - Starter
1
Simultaneous Calls Capability
+20
Spam Call Filtering
Speech Rate Adjustment
SlowRegularFast
Speech Recognition
Supported Language List
US EnglishUK EnglishAustralian EnglishUS SpanishChineseHong Kong ChineseTaiwan ChineseJapaneseKoreanCanadian EnglishHungarianBrazilian PortugueseEuropean PortugueseEuropean SpanishEuropean CzechEuropean DanishEuropean FinnishEuropean FrenchEuropean NorwegianEuropean DutchEuropean PolishEuropean ItalianEuropean TurkishEuropean GreekEuropean GermanRussianSwedishCanadian FrenchArabic
Talking Stickers
Text to Speech
Unlimited Contacts
Voice, SMS, and Email Followup
VoiceSMSEmail

Integration Features

API Integrations
Audiobook Support
Cal.com Integration
Chrome Extension
Connected Vehicle Integration
Connects to 7,000+ Apps
CRM Integration
GHL Integration
Google Calendar Integration
Mobile Integration
Platform Integrations
SAPI Integration
Sync with Existing Systems

Limitation Features

Outbound Calls
Registration Required for Downloads
TTS for Non-Commercial Use Only

Pricing Features

Free Tier
Free Trial
IVR Prompts Free Sample
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