Question 1

What speed options are available?

Accepted Answer

You can choose 0.5x (half speed), 0.75x, 1.25x, 1.5x, or 2x (double speed). Each option maintains audio quality.

Question 2

Does changing speed affect pitch?

Accepted Answer

The tempo filter adjusts speed while preserving pitch as much as possible, so voices and music sound natural at different speeds.

Question 3

What are common use cases?

Accepted Answer

Speed up podcasts or audiobooks (1.5x-2x), slow down music for practice (0.5x-0.75x), or create creative audio effects.

Question 4

Is my audio data secure?

Accepted Answer

Absolutely! All processing happens directly in your browser. Your files never leave your device.

Question 5

Which audio formats are supported?

Accepted Answer

You can change the speed of MP3, WAV, OGG, FLAC, M4A, and AAC files. The output format matches your input.

Change Audio Speed

Frequently Asked Questions