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Note: This tutorial is using an outdated version of Voice Changer Software Diamond. For the updated tutorial with the newest version 9.5, click here.

Voice Changer Software Diamond - Change voice in

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In this tutorial, we will step you on how to use AV Voice Changer Software Diamond (VCSD) for changing your voice when you are on

>> What is Imo?

Imo instant messenger is a web-based service with video and voice chat functionality. imo’s web messenger and mobile messenger apps let you IM your friends with AIM, Facebook, Google, Talk, Jabber, ICQ, MSN, MySpace, Hyves, VKontakte, Steam, Skype, and Yahoo.

Click on the steps below to startExpand all | Collapse all

On VCSD main panel, click Preferences to open Preferences dialog box.

Fig 01: Open Preferences dialog box

In Preferences dialog box, we will switch from Hook mode to Virtual Audio Driver mode.

- Check on VadMode (1).

- Click OK (2) to apply the new setting and close Preferences dialog box.

Fig 02: Switch to VAD mode

Open Voice Changer Software Diamond, choose the morphing effects for your voice, and make adjustments until you are satisfied with the output voice.

Click here to learn how to change voice using Voice Morpher feature.

>> Turn your voice into voice of Optimus Prime Robot in Transformer movie?

>> Or wanna make your voice sound like Darth Vader’s voice in Star Wars movie?

- On your web browser, go to

- Sign in by Imo account or any other of your favorite chat networks (MSN, Skype, Facebook, Yahoo ...)

Fig 03: Sign in Imo using Yahoo account

- Click to select a friend in Contact list (3) then point to Call and choose whether you want to make an audio call or a video call (4)

Fig 04: Make a call

- When Adobe Flash Player Settings dialog pop-ups, click Allow to grant the service access to your camera and microphone >> Close

Fig 05: Adobe Flash Player Settings

- Click on Settings (5) at the bottom right of the video screen >> Go to Microphone (6) tab >> Select Microphone (Avnex Virtual Audio Device) (7) >> Click Settings again to close.

Fig 05: imo audio settings

You can start the voice chat session on with your voice changed.

Note: Please notice that as long as the Voice Changer Software is On, the morphing effects will be applied to your voice automatically. To be back to normal instantly, you will just need to turn the voice changer software off.