If you would like to keep track of your airtime purchases, you can do so by:

 

1. Logging in to the TMS

 

2. Click on Select Account

 

3. Click on the Billing & Accounts tab on the right-hand side of your screen

 

4. Click on Redeem Voucher at the top of your screen

 

Here you will see all airtime purchases since the inception of your account. This is a good way to keep track of how often you are adding airtime, as well as a good indicator of your airtime usage