Lightster is a free iPhone application designed to facilitate continuous discovery between product creators and users. The platform allows product creators to establish or join communities where they can gather feedback through various communication methods, including chat and audio/video calls. This interactive environment promotes a collaborative approach to product development.

Users benefit from Lightster by gaining early access to new products and services tailored to their needs. In return for their participation and feedback, users receive rewards, creating an incentive for engagement. Overall, Lightster serves as a valuable tool for enhancing communication and collaboration in the business and productivity sector.