GSMPro

Calculate GSM, fabric weight, or roll size in seconds. Works offline, saves history, and helps you reference standards on the go.

GSMPro is the fastest way to calculate fabric GSM, weight, length, or width — just enter any 3 values and get the 4th instantly.

Designed for non-woven professionals, GSMPro supports multiple units (kg, g, m, ft, in) and handles all unit conversions for you. The app works 100% offline and remembers your recent calculations with built-in history storage.

Browse standard roll specifications, set your preferred units, and optionally restore your last session every time you open the app.

Whether you're on the factory floor or quoting a client, GSMPro keeps things simple, fast, and accurate.