You can charge (purchase) points as follows.

Point Charging (Purchase)

• in SkyPhone > "Point-Paid Calls (for Users)" > "Charge Points" and and select the amount of points you would like to charge.

Note: The points are available on the iOS version only. You cannot move the points to other OS.

You can see the charging history as follows.

Point Charging (Purchase) History

• in SkyPhone > "Point-Paid Calls (for Users)" > Tap "Point Charging History."

Note: You can see the past 20 charges or the "No history." message.