1. OneNumber is a Pay Monthly Add-On for your smart watch.
2. To have this Add-On, you must have:
   • An eligible wearable device;
     • Apple Watch Series 4 or newer (GPS + Cellular) with watch 10.1 or later
     • Samsung Galaxy Watch5 LTE or newer

   We can’t guarantee a watch not purchased from One NZ or partner channels will work on our network.Parallel imported watches may not be compatible.

   • An active in market Personal or Business One NZ Pay Monthly mobile plan, including Companion Plans and Red Share for Business plans;
   • An eligible primary smartphone;
     • Apple Watch will need iPhone XS or later with iOS 17.1 or later installed
     • Samsung Galaxy Watch will need a Samsung phone with Android 10 or later.

   We can’t guarantee a phone not purchased from One NZ or partner channels will be compatible. Other brands and parallel imported Samsung phones may not be compatible.The list of eligible wearable devices, smartphones and plans is subject to change. See OneNumber for full details.

3. You can only have a single OneNumber add-on per eligible Pay Monthly mobile plan.
4. The OneNumber add-on shares your Pay Monthly mobile plan's calls, TXTs and data allowances.
5. Standard rates apply to calls and TXT messages that are not included in your Pay Monthly mobile plan i.e. international calling/SMS or MMS.
6. You can’t hotspot and tether with the wearable device.
7. Some international roaming features may not be available on the OneNumber add-on.
8. Some network functions may not be of the same standard as a mobile phones.
9. You must activate your OneNumber add-on via the Apple Watch or Galaxy Wearables app.
10. There is no minimum term and you can cancel your OneNumber add-on at any time via the Apple Watch or Galaxy Wearables App or by contacting One NZ.

Pay Monthly terms and Mobile terms apply.

See our current Pay Monthly plans to see what's eligible, and the models of Apple Watch and Galaxy Watch available.

3 months free: Available to activate until 7 January 2025. Discount will end after three months and the standard monthly price of $5 will apply. Remember, you can check your plan and your Add-Ons within the My One NZ App.