Scope New Costumar Digital Solution

I have an early-stage idea I’m calling “New Costumar.” Right now the concept is little more than a name, and I’m unsure whether it should become a website, mobile app, desktop tool, or a blend of several channels... (Budget: ₹12500 - ₹37500 INR, Jobs: Agile Project Management, Figma, Project Management, Sketch, Technical Documentation, User Experience Research, User Story Writing)