Westpac One NZ Mobile Banking
Westpac NZ Mobile banking
Free
Westpac One® is digital banking that’s easier, faster, smarter and safer than ever before.
It gives you everything you’d expect – open accounts, apply for credit cards and loans, open or renew term deposits, transfer money and pay people – all from your phone or tablet.
But there’s more.
Use your fingerprint or Face ID for fast, secure access.
For loans.
- Fix or re-fix your home loan.
- Adjust your repayments to pay off your home loan sooner.
- Check how much time or interest you could save before you make a change.
Payments.
- Check payments and merchant contact details in real time.
- Copy or share payment receipts.
- Pay someone overseas fee-free.
- Search or filter all your payments across all your accounts and cards in one place.
Cards.
- Set or reset your card PIN.
- Instantly block and unblock your credit or debit cards.
- Shop online safely with a dynamic security code that expires after 24 hours.
- Turn on or off contactless payments, cash withdrawals, online shopping or gambling.
- Tell us you’re travelling.
KiwiSaver.
- Apply to open or transfer online.
- Check your contributions.
- Switch funds.
- Use the toolkit to check you’re on track.
All backed by advanced fraud protection technology including Online Guardian and 24/7 fraud protection teams.
Get started now.
New to Westpac? Download the app, select Join Westpac and follow the steps to open your account.
If you’re already a Westpac customer and you have a digital banking ID, download the app and start banking right away.
If you’re a Westpac customer, but not registered for digital banking, call us on 0800 400 600 (Weekdays 7 am – 8 pm and Saturday & Sunday 8 am – 5 pm) or visit your local branch and we'll get you set up.
The legalese.
By downloading and completing the set up of the Westpac One app you agree to the Westpac One App Terms and Conditions, which incorporate Westpac’s General Terms and Conditions and the Westpac Website Terms of Use (located at https://www.westpac.co.nz/about-us/legal-information-privacy/ )
Other things you should know.
- This app is only available to Westpac New Zealand Limited (“Westpac”) customers who are registered users of Westpac One digital banking 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 with a wifi network, you must always use a trusted network.
- You must set up a PIN or password to lock your mobile phone 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 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 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 Westpac One digital banking services 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 App’s Terms and Conditions, which incorporate Westpac’s General 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.
© 2026 Westpac New Zealand Limited
more ...I think so! V2 is great. Super clean and easy to use.
...I think so! V2 is great. Super clean and easy to use.
Poor and barely thought out. And never this appsuxfixing basic issues Pretty corrupt bank it
Developer Response 🙁 We are always making improvements, so if you can provide some specifics we can look at addressing your concerns.If you use the Feedback form in the app we can provide a more personal experience. ^SM
Poor and barely thought out. And never this appsuxfixing basic issues Pretty corrupt bank it
🙁 We are always making improvements, so if you can provide some specifics we can look at addressing your concerns.If you use the Feedback form in the app we can provide a more personal experience. ^SM
The new app is great! Except that it now throws animated banner ads in my face. I'm giving them the use of my money for interest, and paying them for services. There is no excuse for shoving banner ads into the experience.
The new app is great! Except that it now throws animated banner ads in my face. I'm giving them the use of my money for interest, and paying them for services. There is no excuse for shoving banner ads into the experience.
…the associated Applewatch app has stopped working. Will no longer sync with the iPhone app.
…the associated Applewatch app has stopped working. Will no longer sync with the iPhone app.
We've made some tweaks and improvements in the background to make your Westpac experience even smoother. Message us in the app to tell us what you think. Your feedback helps us make Westpac One even better.
42.1.1 2d ago
We've made some tweaks and improvements in the background to make your Westpac experience even smoother. Message us in the app to tell us what you think. Your feedback helps us make Westpac One even better.
42.1 Apr 1
We've made some tweaks and improvements in the background to make your Westpac experience even smoother. Message us in the app to tell us what you think. Your feedback helps us make Westpac One even better.
41.5 Mar 18
We've made some tweaks and improvements in the background to make your Westpac experience even smoother. Message us in the app to tell us what you think. Your feedback helps us make Westpac One even better.
41.4 Mar 4
We've made some tweaks and improvements in the background to make your Westpac experience even smoother. Message us in the app to tell us what you think. Your feedback helps us make Westpac One even better.
41.3 Feb 19
We've made some tweaks and improvements in the background to make your Westpac experience even smoother. We'd love to hear your thoughts, please leave some feedback for us via the app. Your feedback will help us improve.
41.2 Feb 4
We've made some tweaks and improvements in the background to make your Westpac experience even smoother. We'd love to hear your thoughts, please leave some feedback for us via the app. Your feedback will help us improve.
41.1 Jan 28
We've made some tweaks and improvements in the background to make your Westpac experience even smoother. We'd love to hear your thoughts, please leave some feedback for us via the app. Your feedback will help us improve.
40.5 11/26/2025
Continuing to enhance your Westpac Digital Card experience: Access a digital version of your new credit card via the new cards hub in Westpac One app, complete with a dynamic security code that refreshes after 24 hours, helping you to start spending straight away with extra peace of mind.
We value your feedback, tell us what you think of these updates by sending feedback via the app. Your feedback helps us continue to make Westpac One even better.
40.4 11/12/2025
Great news - card transactions now have merchant logos, details of how you paid and an accurate date and time - giving you more clarity on where your money's going. Help us make Westpac one even better by sending your feedback through the app. Choose More, Message us then Share feedback.
40.2 10/23/2025
We've made some tweaks and improvements in the background to make your Westpac experience even smoother. We'd love to hear your thoughts, please leave some feedback for us via the app. Your feedback will help us improve.
40.1 10/07/2025
Bug fixes and improvements
39.6 09/17/2025
Bug fixes and improvements
39.5 09/10/2025
Bug fixes and improvements
39.3.1 08/18/2025
We’ve enhanced our transaction details page. You can now see more detailed information about your card transactions including enriched merchant name, contact details and website – giving you greater clarity over your purchases. We value your feedback, tell us what you think of these updates by sending feedback via the app. Your feedback helps us continue to make Westpac One even better.
39.3 08/05/2025
We've made some tweaks and improvements in the background to make your Westpac experience even smoother. We'd love to hear your thoughts, please leave some feedback for us via the app. Your feedback will help us improve.
39.2 07/24/2025
We've made some tweaks and improvements in the background to make your Westpac experience even smoother. We'd love to hear your thoughts, please leave some feedback for us via the app. Your feedback will help us improve.
39.1 07/09/2025
We've made some tweaks and improvements in the background to make your Westpac experience even smoother. We'd love to hear your thoughts, please leave some feedback for us via the app. Your feedback will help us improve.
38.7 06/25/2025
We've made some tweaks and improvements in the background to make your Westpac experience even smoother. We'd love to hear your thoughts, please leave some feedback for us via the app. Your feedback will help us improve.
38.6 06/11/2025
Great news, we’re continuing our journey to improve your mobile banking experience.
What's New:
Share your proof of payment: you can now quickly share your proof of payment in the Westpac One app. Select the share button, which appears in the top right corner after you pay someone
Update now to enjoy this new feature!
38.5 06/05/2025
We've made some tweaks and improvements in the background to make your Westpac experience even smoother.
38.4.2 05/30/2025
Bug fixes and improvements
38.4.1 05/22/2025
We've made some tweaks and improvements in the background to make your Westpac experience even smoother.
We'd love to hear your thoughts, please leave some feedback for us via the app.
Your feedback will help us improve.
38.4 05/14/2025
We've made some tweaks and improvements in the background to make your Westpac experience even smoother.
We'd love to hear your thoughts, please leave some feedback for us via the app.
Your feedback will help us improve.
38.3 05/05/2025
Great news, we’re continuing our journey to improve your mobile banking experience.
What's New:
• Disputes Debit Card: You can now submit a transaction dispute for Debit Cards through Westpac One
• Fixed Rate Roll Over: A fresh new design to easily lock in a new Home Loan rate through Westpac One
Update now to enjoy these great new features!
38.2 04/16/2025
We've made some tweaks and improvements in the background to make your Westpac experience even smoother. Message us in the app to tell us what you think. Your feedback helps us make Westpac One even better.
more Version 42.1.1 2d ago
Data Linked to You The following data may be collected and linked to your identity:
Financial Info Location Contact Info User Content Identifiers Data Not Linked to You The following data may be collected but it is not linked to your identity:
Identifiers Usage Data Diagnostics 
