You can manage USSD code of your sim, customize USSD code and sync them with your Fironix account to use anywhere with any device.
If USSD codes not available for your country you can improve your country for USSD codes and Emergency numbers by sending correct codes to us.
contact us - simcenter@fironix.com
Bug fixes and performance improvements
9Apps 4.9
![국세청 홈택스 [손택스] on 9Apps](https://go.getnew.app/sg/res/jpg/f7/df/69cc2f90120ec331db2630e0f5b6-6dh.jpg?x-oss-process=style/jmq200)
