T-Mobile iPhone 6S Trade In

Find out how much cash you can make when you trade in your T-Mobile iPhone 6S.

If your model doesn't appear, we're not currently accepting it at this time. Please try and sell another device.


Get an instant price for your tech.


Send your stuff for FREE.


Get paid by direct deposit or PayPal!

Sell Your T-Mobile iPhone 6S

If you send your iPhone 6S back to T-Mobile, you might not get the best price. Decluttr pays up to 33% more than carriers, including T-Mobile.

  • T-Mobile will pay credit for your iPhone 6S and you’ll be tied to a carrier. Here at Decluttr, we pay cash for your old phone via PayPal or Direct Deposit
  • Our Decluttr Price Promise ensures you’ll get paid the first price we offer for your device or we’ll send it back for FREE!
  • We’ll pay as soon as your items are processed (usually the day after they arrive).
  • We accept broken phones if they are water damaged or cosmetically damaged

We’re rated Excellent on Trustpilot and are a BBB accredited business. We've paid hundreds of millions to our happy customers too!

Trade in your T-Mobile iPhone 6S!

Find out how to sell iPhone devices below!

  1. Get a FREE instant valuation for your iPhone 6S! Simply tell us the storage of your device and the condition.
  2. Put your iPhone 6S in a secure box and ship it to us for FREE!
  3. We'll pay by direct deposit or PayPal when your items are processed (this is usually the day after they arrive).

Go to our how it works page for more information.

If you're looking to sell your T-Mobile iPhone, you can carry out a T-Mobile iPhone 6s Plus trade in too.

We encourage you to wipe all of your personal information from your phone before selling it!

  • Sign out of your iCloud account
  • Delete content and settings
  • Remove SIM card
  • Unpair your Apple Watch or any other devices connected to your iPhone 6S

We do accept water damaged or cosmetically damaged phones but make sure to choose the ‘Faulty’ condition. For more information, check out our broken phones page.

Get fast cash for your T-Mobile iPhone 6S!

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