The short answer
Treat every streaming perk as a discount on something you already use, not as free value that automatically justifies a costlier plan.
Step by step
Write down the streaming services your household pays for today and the exact plan tier for each.
Confirm which subscription tier the carrier includes, whether ads are present, and whether an existing account can be linked.
Check eligibility, redemption deadlines, billing method, and what happens if you change or cancel the phone plan.
Subtract only the subscription cost you would otherwise keep paying from the phone plan's total price.
Compare the result with a cheaper phone plan plus separate streaming subscriptions.
Before you finish
Keep screenshots, receipts, chat transcripts, confirmation numbers, and the first bill after a change. Carrier terms and account eligibility can change, so verify the final price and conditions directly before submitting an order.