IndexTTS2
Production-ready text-to-speech with precise duration control and emotional expression
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- 14 no change since last check
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AI-powered text-to-speech platform offering precise timing control, emotional voice synthesis, and zero-shot voice cloning for dubbing, games, podcasts, and
About IndexTTS2
IndexTTS2 is a text-to-speech platform designed for creative and production teams. It enables users to generate emotionally expressive speech with precise duration control and zero-shot voice cloning capabilities.
The platform decouples emotion from voice timbre, allowing users to adjust vocal tone and emotional delivery independently. It supports multiple languages (English and Chinese) and offers both free and paid tiers with varying character limits and custom voice capacity.
IndexTTS2 powers applications across video dubbing, games and virtual characters, podcasts and audiobooks, education and training, and AI agents. The service leverages advanced autoregressive synthesis and language understanding to deliver natural-sounding, emotion-rich audio output.
- ai audio
- text-to-speech
- voice-cloning
Features worth knowing
- Precise timing control with exact token specifications
- Rich emotional range including joy, tranquility, anger, and anxiety
- Voice-emotion separation for independent control
- Natural language emotion shaping powered by Qwen3
- Eight-dimensional emotion vectors (happy, angry, sad, afraid, disgusted, melancholic, surprised, calm)
- Custom voice uploads and recordings (up to 20 on Pro plan)
- Commercial use rights on Pro plan
- Support for English and Chinese languages
- MP3 and WAV audio format output
- Priority processing for Pro users
Pricing
Pricing model: Freemium
Free: $0/month with 20,000 characters per month and 3 custom voices. Pro: $14.99/month with 1,000,000 characters per month and 20 custom voices.
IndexTTS2 metrics
| Metric | Value |
|---|---|
| Domain Rating | 14 no change since last check |
| Trust Flow | 8 no change since last check |
| Citation Flow | 18 no change since last check |
| Referring domains | 12 no change since last check |
| External backlinks | 109 no change since last check |
Ahrefs Domain Rating scanned 29 Oct 2026, updated 25 Oct 2026. Main topic: Computers/Internet/On the Web (7). Majestic scanned 25 Oct 2026, updated 25 Oct 2026. Link stats via Majestic. Trust Flow, Citation Flow and Topical Trust Flow are trademarks of Majestic-12 Ltd.
IndexTTS2 domain facts
Reveal the domain facts
| Domain age | 1 year |
|---|---|
| Registered | |
| Expires | |
| Registrar | NameSilo, LLC |
| DNSSEC | Not signed |
IndexTTS2 launch results
| Measure | At launch, then latest |
|---|---|
| Domain Rating (Ahrefs) | 14 to 14 no change since launch 25 Oct 2026, then 29 Oct 2026 |
| Referring domains (Majestic) | 12 first measured 25 Oct 2026 |
Day 4 since launch. Next receipt: day 30, 24 Nov 2026. The figures report a change; they do not say what caused it, and many things can. No figure here is a guess.
Compare and explore
FAQ
- Is commercial use allowed?
- Commercial use is available on the Pro plan. Free plan users can use generated audio for personal projects only.
- How does duration control work?
- IndexTTS2 automatically generates natural-paced speech with intelligent timing adjustments based on text content. Advanced duration controls and phoneme-level precision are available for Pro users.
- Can I control emotions without changing the voice?
- Yes, IndexTTS2 decouples emotion from voice timbre by design. Pro users can control emotions using the voice reference's natural emotion, uploading emotion reference audio, or using 8-dimensional emotion vectors.
- What are the character limits?
- Free plan users can generate up to 120 characters per request and 20,000 characters per month. Pro plan users can generate up to 1,000 characters per request and 1,000,000 characters per month.
- Which languages are supported?
- IndexTTS2 currently supports English and Chinese, with more languages planned for the future.
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