Specific Targeted Video Ad Campaign

I am doing a promotion for a application, which can verify selfie of the any of the platform , I want viewers to approach my TG channel to get that application . I have a short promotional video that must reach a highly defined, interest-based audience... (Budget: $10 - $30 USD, Jobs: Ad Planning & Buying, Advertising, Digital Marketing, Facebook Ads, Facebook Marketing, Google Ads, Google Adwords, Internet Marketing, Marketing Strategy, Video Ads)