Fix the phone you already have
Project-X is a subscription for people in India who want a straight answer before they pay a shop. The checks that a browser can run happen on the device. Guides are written as steps a technician would actually follow, including the points where software stops and a part has to be replaced.
What we will not pretend
A website cannot read an IMEI, certify a battery at 84% the way a service centre does, or remote-control a handset. When a signal is missing, the diagnostic says so. Remote sessions share the health summary you choose, not the camera or the screen.
Payments are in rupees. Razorpay covers cards, UPI, and net banking when keys are configured. Without keys, the same checkout runs in a built-in test mode so the product is usable offline.