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Free Baldi AI Voice Generator

Type a math problem or a classroom message and hear it in Baldi's cheerful-then-creepy teacher voice from Baldi's Basics.

Hear Baldi

Cheerful lo-fi teacher voice with an unsettling, sing-song edge

  • “Hello there! Welcome to my school. Let's find all seven notebooks together!”

    0:06
  • “Problem one. What is four plus three? Take your time. Or don't.”

    0:07
  • “Great job! You got it right. Now let's see if you can do it again.”

    0:06

Or change a recording

A spoken line (Before), then the same recording in Baldi's voice (After).

Before and after
Baldi

Lines to try in Baldi's voice

About Baldi's voice

Baldi
Illustration by Facecam

Baldi is the bald, smiling math teacher of the indie horror game Baldi's Basics in Education and Learning, which parodies 1990s edutainment software. He greets students warmly, reads out math problems, and gets very angry when answers are wrong. His voice is a slightly lo-fi, sing-song teacher tone, overly friendly and a bit off, which makes it funny and unsettling at the same time.

Tips for the best Baldi audio

  • Write lines like a classroom announcement or a math worksheet; phrases such as Problem one and Great job match Baldi's cheerful lesson style.
  • Spell out numbers as words when you want a clean read, and use periods to space out questions so each one lands with a slightly eerie pause.

How to make Baldi say anything

  1. Type the line

    Write what Baldi should say, up to 500 characters (200 on the free line), or press one of the scripts below.

  2. Or use your own voice

    Switch to Change my voice, then record or upload up to 60 seconds (15 on the free line): your words, timing and shouts come back in Baldi's voice.

  3. Generate and download

    It plays in a few seconds. Download the MP3 for your video, meme or stream.

Baldi AI voice FAQ

Who is Baldi from Baldi's Basics?

Baldi is the teacher in Baldi's Basics in Education and Learning, an indie horror game that parodies cheap 1990s educational software. Players collect notebooks and answer math problems while Baldi chases them through the school.

Can Baldi read out my own math problems?

Yes. Type any equation as words, like what is twelve plus five, and the generator reads it in Baldi's friendly yet unsettling classroom voice. Add a great job or a wrong answer line afterward for extra effect.

Is the Baldi voice good for horror game videos?

It is a favorite for horror stream intros, school-themed memes and gameplay edits. Short, cheerful lines with a creepy twist work best, especially anything about notebooks, rulers or the schoolhouse.

Is the Baldi AI voice free?

You can try it free once a day without an account: up to 200 characters, or 15 seconds of your own recording. After that, each line uses credits, and the cost shows before you generate.