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Free Reverb Voice Changer

Add free, plain reverb to your live mic, from small room to hall.

Before and after

Before and after
Free reverb voice changer
Real-Time Voice Changer: change your voice live

Your browser will ask for microphone access when you click.

More versions

  • Variation: Reverb 0.5 s: a small room.

  • Variation: Reverb 6 s at 50%: a very long hall.

Use it in calls and on recordings

  1. Try it here

    Press Start mic above and talk. You hear this voice with the exact settings on this page, and every slider can be moved.

  2. Use it live

    Press Use this voice in calls, then pick Facecam Virtual Mic as the microphone in Discord, Google Meet, Zoom or any other call that runs in Chrome.

  3. Put it on a recording

    Open Online Voice Changer, record or upload a file, choose the same settings and download the result.

More about this voice

The two numbers behind a reverb

PartSettingWhat you hear
LengthReverb 2 s longEach word rings on for two seconds, about a mid-sized hall
AmountReverb 35% mixYour dry voice stays in front and the room sits behind it
Low endBass cut below 90 HzDesk thumps and mic rumble stay out of the tail

Length sets how big the space seems. Mix sets how far from the mic you seem to stand. Move one at a time and you'll hear which is which.

Talking into a two-second tail

  • Finish a sentence and stop. The tail closes the line for you, and words spoken over it blur.
  • Land t, k and s a touch harder than in normal talk. Reverb softens consonants, and consonants carry the meaning.
  • Move a little closer to the mic. More direct voice against the same room keeps you clear.
  • Held vowels and sung notes suit it better than quick chatter, because a long sound gives the room something to carry.

Small room, hall or very long hall

  • Reverb 0.5 s at 25%: a small room. Barely an effect, more a warmer mic. Fine for a whole call or a podcast-style recording.
  • Reverb 2 s at 35%, the main clip: a hall. Good for stream intros, singing and reading aloud.
  • Reverb 6 s at 50%: a very long hall. Each phrase hangs for six seconds, so keep it for single lines and dramatic moments.

The exact settings

SettingValue
Bass cutbelow 90 Hz
Reverb35% mix, 2 s long

Free reverb voice changer FAQ

What is the difference between reverb and echo?

Echo is your words coming back as separate repeats. Reverb is thousands of tiny reflections blended into one smooth wash, which is all this voice adds.

Does the reverb come through on Discord?

On discord.com in Chrome, yes: press Use this voice in calls here and pick Facecam Virtual Mic as the input device. Switch Discord's noise suppression off, because it treats a reverb tail as background noise and trims it.

Can I put reverb on a file I already recorded?

Yes. The Online Voice Changer takes an uploaded or freshly recorded clip, applies this same reverb and gives you a download.

How do I make the reverb shorter or longer?

Drag Reverb length after the voice loads. The Reverb slider next to it controls how much of the room is mixed in.