Introducing the XXSIM app that simplifies calling home. Effortless communication and usage of your SIM card is just one touch away. Available exclusively for XXSIM customers using a XXSIM card.
The XXSIM app gives you access to features that will allow you to manage your account directly from your phone.
View your balance
View your history
Set up call forwarding
Add additional XXSIM to your account
Top up your balance
Activate your additional landline number
Access Data packages
Check rates and coverage
For more features and benefits available exclusively for XXSIM customers visit www.xxsim.com
9Apps 4.9
![국세청 홈택스 [손택스] on 9Apps](https://sg-res.9appsdownloading.com/sg/res/jpg/f7/df/69cc2f90120ec331db2630e0f5b6-6dh.jpg?x-oss-process=style/jmq200)
