"Q28. I have two (2) months to go before my existing DiGi contract ends. Can I sign up for the new iPhone 5?
A28. Yes. You can sign up for the new iPhone 6S via DiGi Store Online or your nearest participating DiGi Retail Centre."

guys, need your help. can i signup an iphone7 idigi and extend my current contract?

also, if im still on contract, can i change my phone number?