Layercode vs iSpeech TTS & Speech API

Comparing the features of Layercode to iSpeech TTS & Speech API

Feature
Layercode
iSpeech TTS & Speech API

Capability Features

Agent Dashboard
Analytics
API Requests per Month
100000000
Cloud and Embedded TTS
Create IVR Prompts
Custom Backend Integration
Custom Voice Cloning
Customizable Voices
Developer Signups
80000
Distributed Architecture
Global Edge Infrastructure
330+ locations
Multi-language Support
100+ voices32 languages
Multiple Voice Model Providers
Natural Turn Taking
No Shared Infrastructure
No Vendor Lock-in
Observability
Open Source SDKs
Per-Call Isolation
Production-Ready Voice Agents
Scalability
SDK Availability
Speech Rate Adjustment
SlowRegularFast
Speech Recognition
Sub-50ms Processing
50
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
Transparency and Monitoring
Ultra Low Latency
Zero Cold Starts

Integration Features

AI SDK Integration
Audiobook Support
Chrome Extension
CLI Integration
Connected Vehicle Integration
Frontend Integration
WebMobilePhone
Google Generative AI Integration
Mobile Integration
Node Server SDK
React SDK
SAPI Integration
Webhooks

Limitation Features

More Providers Coming Soon
No Low/No-Code Frontend
Registration Required for Downloads
TTS for Non-Commercial Use Only

Pricing Features

$2,000 Startup Credits
2000
Free Tier
IVR Prompts Free Sample
No Charge for Silence
Startup Program
Usage-Based Pricing