# Spark-TTS

LLM-based TTS with BiCodec single-stream tokens. Spark-TTS is free, with no paid plan attached, at github.com.

## Facts

- **Pricing tier:** Free
- **Works on:** Self-hosted
- **Works in browser:** No

## Capabilities

- LLM-based TTS with BiCodec single-stream tokens
- Zero-shot cloning and controllable pitch/speed/gender for Chinese and English
- Apache-2.0 weights

## FAQ

### What is Spark-TTS?

Spark-TTS is listed under AI Voice & Speech, in the Content & Media Generation category on Flocci AI Tools. LLM-based TTS with BiCodec single-stream tokens. It is free, with no paid plan attached, and it lives at github.com.

### Is Spark-TTS free?

Spark-TTS is listed as fully free — there is no paid tier attached to it in the catalog. That makes it one of the 397 entries on Flocci AI Tools with no upgrade path built in.

### Can I use Spark-TTS in a browser, or is there an app?

Spark-TTS needs to be installed or self-hosted — it doesn't run in a browser tab. It is available on self-hosting.

### What can Spark-TTS do?

Spark-TTS does 3 things the catalog singles out: Llm-based tts with bicodec single-stream tokens; zero-shot cloning and controllable pitch/speed/gender for chinese and english; apache-2.0 weights.

### What is the best free alternative to Spark-TTS?

Copilot Audio Expressions is the closest free alternative: it sits in the same AI Voice & Speech sub-category and is free. Kokoro Web, Zonos and Chatterbox (Resemble AI) also start free. The full list is on the alternatives page.

## Related

- [Spark-TTS alternatives](https://aitools.flocci.in/alternatives/spark-tts)
- [AI Voice & Speech](https://aitools.flocci.in/category/content-media-generation/ai-voice-speech)
- [Best free AI voice and text-to-speech tools](https://aitools.flocci.in/best/best-ai-voice-speech)
---

Source: Flocci AI Tools — https://aitools.flocci.in/tool/spark-tts

Facts last verified: October 2026