melting point app (analog) typically refers to a tool used for measuring the temperature at which a solid changes into a liquid. While modern digital devices are often used for this purpose, an analog melting point apparatus involves a manual or mechanical system to observe the solid-to-liquid transition.
In the context of an app or digital tool designed for an analog-style experience, it could simulate the process of determining a substance's melting point or be used to record and display results from an actual analog melting point apparatus. This type of app can be useful in educational settings where students learn how to determine the melting points of different materials.