Mike O'Brien

Mike O'Brien is an American YouTuber, engineer, digital marketer, and business owner renowned for his in-depth tech reviews and practical guides on platforms like YouTube (@MikeOBrienMedia), TikTok, Instagram, and Twitter. With a background in mechanical engineering and physics, he launched his primary channel in 2017—initially targeting engineering students—before pivoting to expert analyses of the latest phones, earbuds, smartwatches, eBikes, tablets, and laptops, consistently ranking high in YouTube searches for top products.

Mike's content stands out for its clear, actionable breakdowns of complex tech and digital marketing strategies, delivered in an approachable, high-production style that empowers viewers to make informed decisions. Collaborating with his brother Nate O'Brien through Santrel Media, he demystifies website building, affiliate marketing, and online growth tools, blending education with entertainment to appeal to tech enthusiasts, entrepreneurs, and everyday consumers seeking reliable insights.

• tech gadgets and accessories
• digital marketing software
• eBikes and smart home devices
• productivity apps
• personal finance tools