Text-to-speech (TTS) means: you write text, and AI speaks it aloud — in a completely human-like voice. It's a game-changer for YouTube videos, TikToks, and presentations, and it's free.

Best free tools

Step-by-step method

  1. Prepare the script: write short sentences — AI speaks short sentences better.
  2. Open the tool and paste the text.
  3. Pick a voice: match it to your content's mood — deep for stories, energetic for facts.
  4. Set the speed: keep it between 0.9x–1.1x; it sounds natural.
  5. Download it and add it to your video.

4 tips for a natural voice

Where to use it?

Faceless YouTube videos, TikTok fact videos, online courses, and ads for your shop — AI voice-over works everywhere. Just remember: don't copy a real person's voice for wrongdoing.