You can download the trial version here. It allows you to create one profile with up to 20 commands.
If you’re concerned about cost, check for legitimate promotions or bundle deals—but avoid any site claiming to provide a “free registration key updated” for VoiceAttack. These are almost always scams or malware traps. voice attack free registration key updated
: A free alternative that some users suggest for basic voice control. You can download the trial version here