All top-ups and your usage per month will be gathered on one invoice. This invoice will become available on your account on the 10th day of the next month. This will also be the date mentioned on your invoice. E.g.: top-ups and usage for the month of January will be put on one invoice which you can find online as of February 10. Please keep in mind there’s only one invoice per account. If you’ve got multiple SIM cards on your account, all top-ups and usage will be gathered on one invoice.