Turn Any Document Into Natural-Sounding Speech
TTSFree AI is a desktop text-to-speech app for Windows and macOS that lets you convert PDFs, EPUBs, Word documents, scripts, and other text into natural-sounding speech. Everything is processed locally on your computer, so your files stay private without relying on cloud uploads or character limits.
Create Unlimited AI Voiceovers Offline
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Convert Documents With Ease: Turn PDFs, EPUBs, DOC/DOCX, TXT, Markdown, PPTX, XLSX, HTML, SRT, and other supported files into speech with a single click.
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Generate Without Limits: Create unlimited speech without character, word, or daily usage limits.
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Process Multiple Files: Use batch processing to convert multiple documents into audio efficiently.
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Create Audiobooks Faster: Generate long-form narration with the Kokoro model, optimized for fast speech generation.
Choose or Create the Right Voice
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Explore 400+ AI Voices: Choose from a wide selection of natural AI voices across 20+ languages and accents.
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Clone Your Voice: Create a reusable AI voice from a short recording for consistent narration.
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Design Custom Voices: Create new AI voices using text prompts or fine-tune existing voices to match your preferred style and tone.
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Control Individual Paragraphs: Preview, edit, or regenerate individual sections instead of processing an entire document again.
Bring Scripts and Stories to Life
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Use Script Mode: Automatically detect characters in scripts, dialogues, or novels and assign different voices to each speaker.
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Create Multi-Voice Dialogue: Give each character a distinct voice for more natural conversations and storytelling.
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Export Flexible Audio Files: Save generated speech as MP3, WAV, or M4A/M4B for editing, publishing, or direct use.
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Switch Between TTS Engines: Choose from multiple engines, including Qwen, Kokoro, and OmniVoice, to balance quality, speed, and resource usage.
Keep Your Content Private
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Process Everything Locally: Speech generation happens directly on your computer, so your files don't need to leave your device.
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Work Offline: Create speech without depending on cloud-based processing or online character limits.
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Use Generated Audio Commercially: Commercial use is allowed for generated speech, except content generated with OmniVoice.
Ideal For
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Audiobook Creators: Turn books and long-form documents into narrated audio.
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Content Creators: Generate narration for YouTube, TikTok, podcasts, and other content.
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Authors & Publishers: Convert manuscripts, scripts, and documents into professional voiceovers.
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Educators & Trainers: Create audio versions of reports, learning materials, and courses.
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High-Volume Users: Process large amounts of text without worrying about usage caps.
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Voiceover Professionals: Create and customize voices for different projects.
