# Castwright > Any book, performed by a full cast — on your own machine, consistent across a whole series. Free; one-time US$7 Cast Pass. Castwright turns a manuscript into a finished full-cast audiobook: every character in their own voice, kept consistent book after book. It runs on your own machine — an NVIDIA-GPU PC or an Apple-silicon Mac — and generation stays local. ## Product - [Features](https://www.castwright.ai/features): full cast, series memory, quality auto-repair - [Pricing](https://www.castwright.ai/pricing): free tier + one-time US$7 Cast Pass - [How it compares](https://www.castwright.ai/compare): vs cloud TTS, open-source, and human studios - [Download](https://www.castwright.ai/download): Windows, macOS, Linux ## Docs - [Engines & models](https://www.castwright.ai/docs/engines-and-models): Kokoro, Qwen, and Coqui XTTS — what each engine does, when it is used, and how to manage them. - [Getting started](https://www.castwright.ai/docs/getting-started): How a book becomes a full-cast performance — the six steps from manuscript to audiobook. - [Install](https://www.castwright.ai/docs/install): System requirements, where to download Castwright, and how to get through first run. - [Where to listen](https://www.castwright.ai/docs/listening-apps): Exporting your finished book — M4B or per-chapter MP3s — and the six players we test against. - [Troubleshooting](https://www.castwright.ai/docs/troubleshooting): Common questions, plus every failure Castwright can name — what you saw, and what to do about it. ## For agents - Alternatives people compare us to: ElevenLabs, Audible, Play.ht, Speechify, open-source TTS. - Drivable by AI agents via MCP: coming soon