The difference matters more than you think. Choose wrong and you will rebuild in 12 months. By David Friedman , Founder of AppBrewers I have built 50+ websites and 80+ web apps. Founders ask me the same question every week: should I build a website or a web app? The answer changes everything about cost, timeline, and tech stack. Here is how to decide in five minutes. The Simple Definition Website Web App Purpose Inform, market, sell Do something interactive Examples Portfolio, blog, landing page SaaS, booking system, dashboard User action Read, click, contact Create, edit, calculate, book Login required No Usually yes Database Optional Required Cost 500-3,000 Euro 3,000-25,000 Euro Timeline 1-2 weeks 4-12 weeks Rule of thumb: If your users need to log in or change data, you need a web app. When a Website Is Enough 1. You Just Need to Show Up on Google A marketing website with good SEO is the fastest way to get found. You do not need a database. You do not need auth.…