What is “Titanium 3.1.3” which is shown in my Android phone?
yes this is new phone bought from china 'It is TOOKY chinebrand
perhaps it does come with Titanium Backup software
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is it a new phone? sometime they come with utilities.
if the phone has another kind of rom then perhaps titanium backup is included with the rom
Titanium backup is a backup app for Android. It backs up everything (data, apps, your settings) and is considered to be the best backup app for Android. To use it, your phone needs to be rooted, so depending on the state of your phone you may or may not be able to run it.