: Some Android phones have an FM chip but require wired headphones to act as an antenna. You can sometimes bypass this by using apps that enable the "Speaker" mode while the headphones are plugged in.
: Most modern "Wireless FM" apps actually stream radio over Wi-Fi or data, allowing you to listen without any wired accessories. Wireless Fm Radio App
Several apps, such as by San Valmout, claim to offer wireless FM radio capabilities. However, modern "wireless" FM radio is often a mix of hardware-dependent tuning and internet streaming, as most smartphones lack the internal antenna traditionally provided by wired headphones. Top Wireless & Offline-Capable Radio Apps : Some Android phones have an FM chip