Voice search optimization is the process of refining your website and content to appear in voice-based queries made through smart devices like Google Assistant, Siri, or Alexa. With mobile and smart speaker usage skyrocketing in India, especially in Tier-II and Tier-III cities, voice search is no longer a ‘nice to have’—it’s essential. In digital marketing, voice search optimization involves adapting content to natural language queries, enhancing page speed, and incorporating conversational keywords that align with how real people speak, not just how they type.