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Note: This tutorial is using an outdated version of Voice Changer Software Diamond.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 ooVoo App (on Facebook)

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In this tutorial, we will step you on how to apply Voice Changer Software Diamond (VCSD) to morph your voice while voice chatting via ooVoo App on Facebook.

» About ooVoo on Facebook

ooVoo has a web based Facebook App which lets you invite up to 12 Facebook friends to a video call!

ooVoo is bringing your social network to life. Now you can see all your Facebook friends on ooVoo and you can video chat or text chat with them for FREE.  An ooVoo video call can consist of 12 video participants and 6 phone participants.


- First you will need to connect your Facebook account upon login

- You need to have Java installed and enabled on your computer in order to use web video calls and/or enter video chat rooms. When you install Java, it is enabled automatically. Click here to download Java.

- Note: If you are using Internet Explorer and you do not have Java installed, you will be prompted to install ActiveX which can be used instead of Java.

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?

- Log into your Facebook account

- Enter ooVoo App

- Click on ooVoo icon/Facebook icon on the top-left to add a friend to the voice chat.

Fig 03: Invite a friend to voice chat

- After your request is accepted, click on Microphone icon to expand the Microphone list » Select Microphone (Avnex Virtual Audio Device).

Fig 04: Change Audio Setting of ooVoo

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

Note: Please notice that as long as the Voice Changer Software Diamond 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.