https://community.idmobile.co.uk/understanding-my-bill-166/why-does-my-bill-look-different-after-an-upgrade-or-a-plan-change-pro-rata-61310

This community article might help, ​@Vball22. 

Hi ​@Vball22 

We hope the article which ​@andewhite has kindly sent has helped you out!

If you need any further assistance, please let us know!

Anika

No its not quite the answer I was looking for.

so I have went from £48 monthly bill in June to, and i still only have 1 phone number.

£48 over payment

£12 for another phone number which was supposed to be cancelled.

£10 for the upgrade which i am using.

and I my billing part of the app is reading  Minus £29.60..?????????

If anyone can understand this please get back to me.

Hi ​@Vball22 

We’ll shortly send you a Private Message to your Community account, so we can discuss your issue further. 

To access your messages, click your profile picture in the top right hand corner and then click ‘Private Messages’. 

Alternatively, if you are currently logged in, you can use the following link: https://community.idmobile.co.uk/inbox/overview  

We’ll see you there. 

Anika