After replacing many A/C components, the DIY mechanic cannot locate the remaining slow leak without expensive tools or risking costly refrigerant loss.

Workarounds Described

• Check with UV dye after filling with refrigerant
• Pressurize with nitrogen and use sniffer
• Vacuum test with ultrasonic detector

Implied Software Gaps

• Affordable smartphone-based leak detection that replaces expensive dedicated ultrasonic or sniffer tools

LeakSniff Pro

A mobile app that connects to a low-cost ultrasonic sensor attachment for phones, allowing DIYers to detect vacuum leaks in automotive A/C systems without expensive dedicated tools. It amplifies and visualizes leak sounds, guides the user to the source, and provides step-by-step troubleshooting.

Existing Solutions Mentioned