Growth hacking integrates creativity, analytics, and technology to accelerate a startup's user growth. Startups use web analytics such as Google Analytics, Mixpanel, or Hotjar to monitor user behavior and convert funnels. A/B testing makes it possible to identify the optimal messaging and designs. Marketing campaigns on social media and email are made easier by automation tools. Viral loops, referral programs, and influencer partnerships utilize network effects for natural growth. Applying chatbots and customized experiences enhances customer interaction. Incorporating CRM software assists with relationship maintenance and opportunities for upselling. Growth hacking comes through experimentation mindset and fast iteration. Technology is essential in facilitating data-driven decisions that drive sustainable growth.