About SpeechGen.io

Generate realistic Voiceovers online! Insert text to generate speech and download audio mp3/wav. Speak a text with AI-powered voices. 5,000+ realistic voices · 150 languages · MP3, WAV, FLAC — try 1,000 chars free. No watermark. SpeechGen is an online AI voice generator with 5,000+ realistic voices. Built on advanced neural synthesis infrastructure, this text to voice AI handles anything — from a single sentence to an entire book. Available in 150 languages, with downloads in MP3, WAV, and FLAC. Pay as you go — buy Credits when you need them, use them at your own pace. Start free: 1,000 characters with no account required.

Features

  • Text to Speech

  • Subtitles to Audio

  • "Hello everyone, welcome to our..." New −523 chars "Hello everyone, welcome to our..." ✓ Cached 0 chars

  • Smart Cache — re-generate for free

  • Fix a typo, proof out loud, tweak a word. SpeechGen tracks your last synthesis — regenerate identical content and nothing gets deducted.

  • Chapter 1 introduction... <cut> Chapter 2 main content... <cut> Chapter 3 conclusion... <cut> ↓ ch_01.mp3 ch_02.mp3 ch_03.mp3

  • Upload a book, get a file per chapter

  • Type <cut> on its own line — each segment exports as a separate audio file. No audio editor, no manual splitting.

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