prepaid-manager-applet.desktop CC-BY-SA-3.0 <_p> GNOME Prepaid-manager-applet is an applet for the GNOME Desktop that allows you to check and top up the balance of GSM mobile prepaid SIM cards. <_p> It uses ModemManager to talk to the modem and mobile-broadband-provider-info to determine the necessary USSD codes for your provider. https://honk.sigxcpu.org/piki/projects/ppm/check.png https://honk.sigxcpu.org/piki/projects/ppm/topup.png https://honk.sigxcpu.org/piki/projects/ppm/ agx_at_sigxcpu.org