Westpac One NZ Mobile Banking

3.2
6.71K reviews
1M+
Downloads
Content rating
Everyone
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About this app

Westpac One is online banking that’s easier, faster and smarter than ever before.

With this app you can do so much more of your banking, no matter where you are. Do the usual stuff like transfer money and pay people, but also do the fancy stuff like:

- apply for loans and credit cards
- block your credit or debit card if you lose it
- pay someone in Australia
- open an account
- open and view term deposits
- and much more.

There’s also a smart Timeline feature – where you can view, search and filter all your transactions from all your accounts in the one place.

Plus get loads of other cool features as well, like:

- log in with a PIN for faster access to Westpac One
- check the balance of selected accounts and transfer between those accounts without having to log in
- monitor your monthly spending patterns with our Spending Meter.

All backed up by Westpac’s world-class online security, Online Guardian.

Get started now
If you’re already a Westpac One online banking customer, simply download the app and start banking straight away.

If you are a Westpac customer, but not registered for online banking, call us on 0800 400 600 (Weekdays 7 am – 8 pm and Saturday & Sunday 8 am – 5 pm) or visit your local branch to register.

The legalese
By downloading and completing the set-up of the Westpac One smartphone app you agree to the Westpac One Online Banking Apps Terms and Conditions, which incorporate Westpac’s General Terms and Conditions including the Westpac Electronic Banking Services Terms and Conditions (located at: http://www.westpac.co.nz/who-we-are/about-westpac-new-zealand/westpac-legal-information/#tab3), and the Westpac Website Terms of Use (located at: http://www.westpac.co.nz/who-we-are/about-westpac-new-zealand/westpac-legal-information/#tab2)

Other things you should know
- This app is only available to Westpac New Zealand Limited (“Westpac”) customers who are registered users of the Westpac One online banking service and who have downloaded this app.
- We recommend you always adhere to manufacturer's software and support requirements to ensure your devices are covered by the latest software and security updates. If you're connecting via a wifi network,, you must always use a trusted network.
- You must set up a PIN or password to lock your smartphone and always have them activated when the device is left idle or unattended.
- If you lose your device or it is stolen, please contact Westpac immediately on 0800 400 600.
- There are no charges for downloading the Westpac One smartphone app but internet data charges may be incurred through your mobile service provider.
- All information submitted by you during the set-up and use of the Westpac One smartphone app will be retained by Westpac and used in accordance with the privacy provisions in Westpac New Zealand's General Terms and Conditions.
- We reserve the right to modify, suspend or withdraw the operation of the Westpac One online banking platform and/or this app at any time. Access is subject to availability and maintenance.
- The information on this page is presented subject to the Westpac One Online Banking Apps Terms and Conditions, which incorporate Westpac’s General Terms and Conditions (including the Westpac Electronic Banking Service Terms and Conditions) and the Westpac Website Terms of Use, any other terms and conditions Westpac New Zealand may impose and is subject to change without notification.

© 2024 Westpac New Zealand Limited
Updated on
6 Apr 2025

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region and age. The developer provided this information and may update it over time.
This app may share these data types with third parties
Location and App activity
This app may collect these data types
Personal info, Financial info and 4 others
Data is encrypted in transit
Data can’t be deleted

Ratings and reviews

3.0
6.39K reviews
Abdullah Khaleqi
April 14, 2025
I am still finding it hard to understand why westpac won't keep transactions in the order they were made. For example, if i make a transaction on the 5th of april, that transaction should always stay under the 5th of april, instead westpac rearranges transactions under groups or puts transactions on different days so it's hard to keep a track of when a transaction was exactly made. Please fix this simple flaw.
Did you find this helpful?
Westpac New Zealand Limited
April 15, 2025
Hi, Thank you for your feedback, we're really sorry for any frustration and inconvenience caused. Some transactions can take a couple of days to process, for example contactless and online transactions. You can email us on customer_support@westpac.co.nz so we can look into this further for you. ^RA
Joe Wu
April 3, 2025
Make the app more user interface friendly, eg. Dark mode for night reading bright white background is killing my eyes; make a auto dash between account numbers when typing account numbers so I don't have to keep counting the digits; and lots of other things can be improved!!! I will not increase star rating until dark mode is available.
Did you find this helpful?
Westpac New Zealand Limited
April 3, 2025
Hi Joe, thank you very much for your review. Sorry to hear that you are not enjoying out app. We really appreciate you raising this with us. We do hope to implement this feature in the near future. Should you have further feedback, please feel free to email us at customer_support@westpac.co.nz ^TS
John Kelly
March 30, 2025
I have banking products with ANZ, ASB and Amex NZ, and have now also joined Westpac. The Westpac One app is miles behind the others. It is slow, clunky, and not intuitive. It looks and feels dated. Westpac has a long way to go before they catch up with their competitors apps.
2 people found this review helpful
Did you find this helpful?
Westpac New Zealand Limited
March 30, 2025
Hi John, thank you for your review. Our apologies for your experience with our app. Should you wish to pass on further feedback or need assistance with anything at all, please be sure to reach out to us at customer_support@westpac.co.nz. ^TS

What's new

We’ve heard your feedback and are excited to introduce new features to enhance your account personalisation experience:

- Change Account Images: Customise your account images from a given subset.
- Reorder Accounts: Easily reorder your accounts to suit your preferences.

Additionally, the Pay & Transfer Hub has been reordered based on customer usage, with ‘Pay’ and ‘Transfer’ now at the top.

Thank you for your valuable feedback. Update now to enjoy these new features!