This is a PRO version with more features and without Ads!
Using SIM Tool App Manager you can look your SIM Card information
Manage your SIM contact number
Add new contact delete contact export into sd card and import again into Sim card delete sim card number using multy select option or delete one by one.

DEVICE INFO: Looking your device information.
APP MANAGER: Manage your apps make backup apps uninstall apps see apps detail.

FEATURES UPDATE:

v4.0.6
Features added "Import from phone contacts"
SDK update to Api level 23.
in this SDK with Api level 23 you need to grant access permission for the apps to work properly!

v4.0.5
App name has changed to "SIM Tool App Manager"
Feature added "App Manager"

v4.0.4
Features added "Device Info"
Button issue fixes.
Added Indonesian language.
Now supports Thai language!

Added new permission:
"ACCESS_COARSE_LOCATION"
for reads device by google Analytics.
"GET_PACKAGE_SIZE"
for App Manager to reads and get package size.