GSM SIM Utility

GSM SIM Utility by GSM SIM Utility is a straightforward desktop tool for viewing, managing, and backing up the user-accessible data stored on your GSM/USIM card. Designed for technicians and everyday users alike, it makes common SIM maintenance tasks fast, safe, and transparent—without sending your data to the cloud.

Key features:

• Read and back up SIM contacts and SMS stored on the card
• Import and export contacts in CSV and vCard formats
• View essential SIM details (ICCID, IMSI, network/operator, storage usage)
• Enable/disable and change the SIM PIN, with clear status and attempt counters
• Guided PIN/PUK workflows to help you recover access when supported by your carrier
• Inspect standard SIM file system elements (read-only view for advanced users)
• Batch operations and duplicate detection to keep your phonebook clean
• Clear logs and progress indicators for every operation
• Local-only processing—your data stays on your computer

Compatibility and requirements:

• Works with most PC/SC-compliant SIM card readers
• Supports standard GSM/USIM cards; functionality may vary by carrier and card type

Privacy and safety:

• No telemetry or cloud services are required; all actions run locally
• Built-in safeguards help prevent accidental data loss

Important note:
GSM SIM Utility is intended for lawful, legitimate SIM management. It does not support SIM cloning, key extraction, network unlocking, or any activity that violates carrier policies or local regulations. Always follow the terms of your mobile provider.

GSM SIM Utility is developed by GSM SIM Utility and is used by 57 users of Software Informer. The names of program executable files are SIMEditor.exe, SIMScanner.exe, EX4241A.exe, SIMdat.exe and Utility.exe. This particular product is not fit to be reviewed by our informers.

You can check Dekart SIM Manager, GSM Professional, HSComm INSYS GSM and other related programs like Gsm Guard at the "download" section.