Most "GSMFree" tools are designed for Windows PCs and provide a suite of functions for Android and sometimes iOS devices: www.eximpedia.apphttps://www.eximpedia.app
GSM-Free, or Global System for Mobile Communications-Free, refers to devices, areas, or technologies that do not rely on the GSM standard for mobile communications. The GSM standard, developed in the 1980s, was the first digital cellular standard and has since become one of the most widely used mobile communication standards worldwide. However, with advancements in technology and the proliferation of various mobile communication standards, the concept of GSM-Free has gained attention. gsmfree
| Feature | GSM (2G) | |---------|----------| | Frequency bands | 850, 900, 1800, 1900 MHz | | Multiple access | TDMA + FDMA | | Security | A5/1, A5/2 (now broken) | | Data speed | 9.6–14.4 kbps (GPRS up to 171 kbps) | | Voice encoding | Full-rate, half-rate, EFR | | Range (cell) | 1–35 km typical | Most "GSMFree" tools are designed for Windows PCs