TACHYON Mobile Security 6.0

[Main Functions]
UI changes according to security status
The theme of the application changes depending on the security status of the device, which allows the users to know the risk immediately.
If the icon has a dot, it needs to be resolved.

Malware Scan
Determines whether the installed application is malicious.
It also provides an option to check the APK files in the repository.

Security Vulnerability Assessment
Check the vulnerability of device and informs users.
Check whether device is rooted, whether unknown sources are allowed, etc.

Clean up Cache
Clean up the cache data of installed application.
※ Some operation do not work on Android 6.0(Marshmallow) or higher.
※ When the cache is deleted, some application data may be initialized.

Optimize Messenger
Helps organize old files (images, videos, etc.) stored by the messenger application.

Backup Contacts
Supports backup and restore of contacts stored on the device in Google Cloud.

Detecting suspicious phishing
Check for suspected phishing URLs in text and instant messages.
※ Due to the reinforcement of Google’s security policy, Access permission has been restricted in Application other than the default Applications. Security Application such as Vaccines are also inaccessible, so some functions are restricted.


Due to the Google platform policy change, it is mandatory to display the application operation icon for services that require background operation. Therefore, please understand that an icon is displayed on the top of the device, when background service running.