- On the main panel, click on the
 On/off (1) button turn on the 
Voice Morpher panel.
- Move the 
cursor (2) on the 
Pitch-Timbre graph (also called the Morpher graph) to change the voice.
- To archive the 
Orcs voice, you can try with 
Pitch is 
69% and 
Timbre is 
68% like per below image.
Note: because each voice is characterized on pitch and timbre, it is recommended that you should try more or less to archive your most favorite pitch and timbre parameters to sound like 
Optimus robot most.

Figure 1: Change The Pitch and Timbre parameters
In the next step, you will learn on how to take advantage of some other powerful voice efffects in Voice Changer Software - the Formant Morpher and the Equalizer.
- Expand the 
Advanced effects panel and switch to the 
Equalizer tab.
- Click on the 
On/Off (1) button to turn the 
Equalizer on
- Make change to each slider at a time while speaking into the mircrophone to pre-listening to how you sound like.
- The below parameters are recommended.

Figure 2: Adjust Equalizer band
- Switch to Formant Morpher tab and try some changes to the sliders as per illustrated in the image below.

Figure 3: Adjust Formant Morpher band
- For instant use, you can download the Orcs nickvoice from here.
- To learn how to use the preset of voice changer software, click here.
- Click here for more free audio effects.