gMol old version is a molar mass calculator tool for Android devices. This program, developed by Two Llamas, is available for free on the Android platform. It falls under the category of Utilities & Tools and can be used to calculate the molar mass of any compound. However, it is important to note that this version of gMol is no longer supported by the developer, and users are advised to download the new version of the app.

The app is easy to use and provides accurate molar mass calculations. It allows users to enter the chemical formula of the compound, and it will automatically calculate the molar mass. The app also provides a periodic table to help users enter the chemical formula correctly. Overall, gMol old version is a useful tool for students and professionals working in the field of chemistry.