gsm-ussd FOR LINUX is a handy command-line tool for querying USSD via UMTS or GSM modems. Great for checking prepaid balances.

This app is fantastic! It quickly gives me my prepaid balance and other useful info. Highly recommend!

Absolutely love gsm-ussd! It's simple to use and provides instant access to my account details. 5 stars!

Gsm-ussd is a lifesaver! I can check my balance in seconds. It's efficient and works flawlessly!

This tool is amazing! Sending USSD queries has never been easier. I'm very impressed with its performance.

What a great app! It delivers all the necessary information about my SIM card effortlessly. Love it!

Highly effective and user-friendly! Gsm-ussd helps me manage my prepaid account without any hassle.