mSIM is an Android app developed by Pyae Phyoe Shein. Others apps created by Pyae Phyoe Shein are: Planet Dictionary, Khandi.

mSIM first became available on 29 Apr 2013. It is estimated that mSIM has been downloaded between 10000 and 50000 times from the Play Store.

mSIM 7.0 requires the following permissions:

Allows applications to access information about networks.

Allows an application to initiate a phone call without going through the Dialer user interface for the user to confirm the call.

Allows applications to open network sockets.

Allows an application to read the user's contacts data.

Allows an application to read the low-level system log files.

Allows read only access to phone state, including the phone number of the device, current cellular network information, the status of any ongoing calls, and a list of any PhoneAccounts registered on the device.