TikTok Ads is the advertising platform within TikTok. It allows businesses to run targeted video ads to TikTok users. Key features: precise targeting (age, interests, behavior), creative tools, performance analytics, conversion tracking via Pixel, and optimization algorithms (smart bidding). TikTok Ads is particularly strong for reaching younger demographics and driving engagement/awareness. It's emerging as must-channel for e-commerce, app installs, and direct response campaigns.