J-One Call

J One Call App is the marketplace for selling low-price international voice Call.

J One Call Application is especially for Ooak sim Customers.


Easily get all your needs done in one app

• Login

• Check Balance

• Check Profile

• Make Outgoing Call From Contact Page

• Make Outgoing Call From Keypad Page.

• See your Outgoing Call History list in Recent Page(Outgoing Call

Number,Date,Time and Duration for each calls)

• Ooak Customer Can make outgoing calls from Recent Page.


Ooak App

The must-have app for Ooak customers.

Personalized to Delight.

Why wait? Download now!