Phone buying guide
Phone bill credits explained
Understand installment credits, cancellation risk, and the difference between savings and lock-in.
What bill credits actually do
A bill-credit promotion normally finances the phone at its regular installment amount and then applies a monthly credit to the wireless bill. The device may be advertised as free even though the account carries both a charge and an offsetting credit every month.
The total promotional value assumes every scheduled credit arrives. That makes the credit period and the service agreement economically important, even when the device financing itself is advertised as interest-free.
The early-exit calculation
Ask what happens if you upgrade, pay off the device, change to an ineligible plan, transfer responsibility, or cancel service. Remaining device payments may become due while future credits disappear. The effective discount at month twelve can therefore be much smaller than the advertised full-term value.
A useful comparison records the monthly payment, monthly credit, number of months, amount due today, and the conditions that can stop credits.
When credits can still make sense
Credits can be valuable when you already intended to keep the qualifying service for the entire term and the plan is competitively priced for your household. They are less compelling when the promotion requires a substantially more expensive plan or removes flexibility you value.
Treat the offer as a bundle of phone financing and service commitments, not as a standalone phone price.
Editorially reviewed: July 20, 2026