Product Instructions
Refer to the TTSFree AI user guide to get the most out of the text-to-speech app. Browse the articles below to find what you need.
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How to change the AI voice’s speed, pitch, or volume
Learn how to adjust the speed, pitch, and volume of any AI voice in TTSFree AI. This short guide shows you how to fine-tune a voice for a single paragraph or apply the same settings across an entire document.
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How to convert EPUB to MP3 with ease
Learn how to turn an EPUB ebook into MP3 audio with natural AI voices using TTSFree AI. This guide walks you through setting the output format, importing the file, choosing a voice, converting the document, and finding the finished MP3 files.
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How to convert PDF to audio with natural AI voices
Learn how to turn any PDF into natural-sounding audio with TTSFree AI. This guide shows you how to import a PDF, choose an AI voice, convert the document, and find the finished audio files on Windows or Mac.
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How to design an AI voice for text to speech with TTSFree AI
TTSFree AI lets you go beyond the built-in voices and create custom ones that match exactly what you need. You have two options: design a completely new voice by describing it in a text prompt, or take an existing voice and fine-tune it with another prompt. Both methods are quick and give you full control…
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How to clone your voice for text to speech with TTSFree AI
Learn how to clone your voice with TTSFree AI and use it for text-to-speech generation. This guide walks you through the simple recording process and shows you how to apply your custom voice to any project.
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Getting Started with TTSFree AI
Learn how to download, install, and start using TTSFree AI on Windows and Mac. This beginner’s guide covers system requirements, first conversion, and common questions.