Professional Audiobook Production. Without the Subscription. Studio-quality AI narration. Unlimited voices. Fully offline. Your audiobook, your content, your PC — no cloud, no fees, no limits. StoryVox Pro - Near ElevenLabs quality narration - 10 built-in voices + unlimited custom voices - Voice cloning — create your own AI narrator - M4B audiobook export with cover art & metadata - In-app Voice Studio for custom voice creation - 100% offline — no internet required - Project manager — multiple books simultaneously - Professional chapter editor with script editing - Save, load & reload scripts between sessions - 31 languages — English, Spanish, French, German, Japanese, Korean, Arabic, Hindi, Portuguese, Italian, Dutch, Russian, Chinese, Polish, Swedish, and more - GPU accelerated (CPU fallback included) Everything a Professional Audiobook Demands StoryVox Pro is built for authors who want broadcast-quality results without a recording studio, a voice actor, or a cloud subscription. Near ElevenLabs Quality Powered by Supertonic 3 — one of the most advanced local TTS models available. Natural prosody, expressive delivery, and consistent character that puts it in the same league as premium cloud services, without the monthly bill. Unlimited Voices Ten high-quality built-in voices are just the start. Clone any voice from a short audio sample using the included Voice Cloner companion tool. Build a library of narrators for every genre, character, and style — with no per-voice fees. Fully Offline No internet connection. No cloud processing. No usage monitoring. Your manuscripts, your voices, and your audiobooks never leave your computer. Complete creative and commercial privacy. Professional M4B Export Export finished audiobooks in M4B format — the standard for ACX, Findaway, and professional distribution. Embedded chapter markers, cover art, author metadata, and custom bitrate all included. Project Manager Work on multiple books simultaneously. Each project stores its own chapters, voice settings, scripts, and export preferences. Switch between projects instantly and pick up exactly where you left off. Fine-Tuned Control Speed, pacing gap, and quality controls let you dial in exactly the narration style you want. Preview any chapter live, edit the script in-app, and regenerate individual sentences without re-doing the whole chapter. Instructions and Fix are provided in the files