Techstars : Provides early-stage funding and a massive global network for founders with strong concepts.

Selling a "raw" app idea is extremely rare in the current tech landscape. Most companies do not buy ideas alone because they are legally risky to touch and difficult to value without proof of concept. Instead, they "buy" ideas by investing in the developing them, or by acquiring the intellectual property (IP) of a working prototype . 1. Types of Organizations That "Buy" App Concepts

Y Combinator : Known for their "Requests for Startups," they actively seek ideas in specific categories like AI-native services, healthcare administration, and climate tech.