Lovable is one of the best-known describe-and-build tools. You type what you want ("a booking page for my studio with a calendar and payments"), and it generates a working app: design, front end, database connections, the lot. You then refine it by chatting: change this, add that, make it feel calmer.
It is also a Nordic story: founded in Stockholm, it became one of Europe's fastest-growing startups ever, which made it a favourite proof point that the region can produce AI companies with global pull.
Why you keep hearing it
Because it is the poster child of vibe coding for complete non-programmers. Where Cursor still shows you the code, Lovable's promise is that you never look at it. That makes it the tool in countless "I have no tech background and I shipped a product" stories, and a regular reference point in debates about what happens to software agencies and junior developers.
What it means for you
Tools in this category collapse the cost of trying ideas. A campaign microsite, a calculator, an MVP to test a concept: these become afternoon experiments rather than projects with budgets. The judgment about what to build, and whether it is good, stays firmly with you.