ISSEN vs ChatTTS

Comparing the features of ISSEN to ChatTTS

Feature
ISSEN
ChatTTS

Capability Features

Community Support
Continuous Improvement
Controllability and Security
Custom Curriculum
Detailed Documentation
Dialect and Style Options
Japanese - Tokyo - FormalSpanish - Mexico City - SlangFrench (FR) - Paris - Standard
Dialog Task Optimization
Easy to Use
Fine-tuning Supported
Flexible Lesson Structure
Full Model Training Hours
100000
Grammar Lessons
High-Fidelity Speech Synthesis
Multilingual Support
ChineseEnglish
Multiple Tutor Personalities
SakuraSantiagoCéleste
No Judgment
Open Source
Open Source Model Training Hours
40000
Personalized Lessons
Realtime Voice Tutor
Sample Rate for Audio Output
24000
Shadowing and Translation Drills
Supported Language List
AfrikaansArabicArmenianAzerbaijaniBelarusianBosnianBulgarianCantoneseCatalanCroatianCzechDanishDutchEnglishEstonianFinnishFrenchGalicianGermanGreekGujaratiHebrewHindiHungarianIcelandicIndonesianItalianJapaneseKannadaKazakhKoreanLatvianLithuanianMacedonianMalayMandarin ChineseMaoriMarathiNepaliNorwegianPersianPolishPortugueseRomanianRussianSerbianSlovakSlovenianSpanishSwahiliSwedishTagalogTamilThaiTurkishUkrainianUrduVietnameseWelsh
Text to Speech
Tutor Customization
Voice Customization Options

Integration Features

API Integrations
Gradio Demo Integration
Mobile App Integration
Play storeApp store
Platform Compatibility
Web applicationsMobile appsDesktop softwareEmbedded systems
PyTorch Dependency
SDK Programming Language Support
Multiple programming languages
Web-Based Platform

Limitation Features

No Human Teachers
Not All Languages Supported
Not Completely Free
Requires Significant Compute
High computational resources needed
Speech Quality Depends on Input
Varies with text complexity and length

Pricing Features

Cancel Anytime
Free Tier
Free Trial Duration
10
Monthly Payment
No Explicit Paid Plans Shown
Pricing Range
$20-$29/month