Help - Mobile’s first marketplace Help - Mobile’s first marketplace

How to get the best from mobile’s trusted marketplace

Your Dashboard

Check on an offer, update a credit card – your Mozillion account, all in one place

Offer & Buy Now Explained

There are two ways to buy on Mozillion

Asking Price & Sell Now Explained

If you’re selling, know the two possible options

Mozillion Assured Phones

Every phone has to pass our 90-point Diagnostic check and visual grading inspection

Unlock Your Phone

How to add anything up to £100 to your phone’s value

Become a Seller

Get more of your phone’s true value by becoming a Mozillion seller.


We want delighted sellers, ecstatic buyers and, let’s be honest, brilliant reviews. If there’s a glitch, get it fixed here.

Sending Stuff Back

Technical faults and warranty claims, sorted

Warranties and Insurance

Every phone from Mozillion has a 24 month warranty. And you can beef it up with Mozillion Insurance

Paying and getting paid

Nominate a credit or debit card. Sellers: we also need your bank details

Receiving Your Phone

Before you open it, we’ve checked it

Closing Your Account

We hope to see you again soon

SIM Only Activation

SIM Card and SIM Only plan activation guide for every network

Need to talk to us? Please get in touch.

Sell Guarantee

Your phone will sell for more on Mozillion, guaranteed.