Comparison

Westpac vs Booster NZ

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Westpac

Manage your finances with a secure and smart banking application. It offers tools for everyday banking, money management, and insights to boost your financial confidence. Seamlessly switch between personal and business accounts.

Highlights
  • Secure banking
  • Smart tools
  • Money management
  • Financial insights
  • Personal and business banking
  • Easy payments
Features
Read full description

Make the most of your money with the Westpac App. Secure, smart, and packed with handy tools for everyday banking. With the latest security features and payments made simple, you can bank with confidence. You'll also have access to money management tools and insights, designed to make it easier to plan, keep track of things and increase your money confidence. Business banking? Switch seamlessly from personal to business banking in the App, so you can manage your money in one place. Things you should know: Read the Westpac Online Banking Terms and Conditions at westpac.com.au/westpacliveterms before making a decision and consider whether the product is right for you. Apple, the Apple logo, Apple Pay, Apple Watch and iPhone are trademarks of Apple Inc., registered in the U.S. and other countries. App Store is a service mark of Apple Inc. ©Westpac Banking Corporation ABN 33 007 457 141 AFSL and Australian credit licence 233714.

About

Booster NZ

Manage your KiwiSaver, investments, and daily spending all in one place. Track your wealth, link bank accounts, and access smart financial tools and educational resources to improve your money management.

Highlights
  • KiwiSaver account management
  • Investment tracking
  • Daily spending management
  • Link bank accounts
  • Financial snapshot
  • Budgeting tools
  • Educational resources
Features
Read full description

Manage your KiwiSaver account, track your wealth and more with the Booster NZ app. And for those who want to save and spend better there’s Savvy, also in the Booster app. Elevate your finances with Booster NZ and Savvy. Take control of your finances with the Booster NZ app, your one-stop solution for managing your KiwiSaver account, SuperScheme, investments and daily spending. Download now for a bird's-eye view of your finances, helping you to take control anywhere, anytime. And get Savvy in the Booster NZ app – Savvy’s the investment account with a sweet return, linked to a debit card and smart app for your day-to-day spending, with no card or monthly account fees*. Savvy, it’s your money, smarter. Booster NZ: Unified account management: View and manage your KiwiSaver account, SuperScheme, investments and daily expenses with Booster in one place. See your KiwiSaver account balance, make contributions and track government contributions, as well as keep an eye on your fund’s performance. Whether you're at home or on the move, get on-the-go money management and stay in control of your finances. Financial snapshot: Link your bank accounts, add details of your shares, property and other investments to get a complete view of your money. Smart financial tools and educational resources: Access free tools like the mybudgetpal to get a better understanding of your spending habits. Learn about managing your money with our comprehensive resource library, including videos and articles. Savvy: Take your savings to the next level. Savvy puts you in control of your money, learning how you spend and helping you save better with a suite of powerful tools. With Savvy, you can get more out of your money. Track where your money is going, with the convenience of a smart money app, spend with the convenience of a Mastercard debit card and get paid competitive returns on every dollar in your account. The Booster Savvy Scheme (‘Savvy’) is not a bank account and Booster is not a registered bank. Savvy is a managed fund and Booster Investment Management Limited is the manager and issuer of Savvy. Savvy’s Product Disclosure Statement and other important information about Savvy (including a comparison highlighting some of the differences between Savvy and a bank account) is available at boostersavvy.co.nz. *Some other fees, such as international transaction fees and card replacement fees, may apply. Booster Investment Management Limited is the manager and issuer of the Booster KiwiSaver Scheme (‘Scheme’). The Scheme’s product disclosure statements are available at booster.co.nz Who we are We’re a Kiwi financial services company founded in 1998. We’re committed to helping New Zealanders make sense of money. Our app is just one step on that journey. Follow us Web: www.booster.co.nz Facebook: www.facebook.com/boostermoneynz/ LinkedIn: www.linkedin.com/company/booster-nz More info When you download any app provided by Booster, you agree to the Booster terms and conditions and any changes to these terms and conditions without notification. Feedback? Want to help to make the Booster NZ app better? Please tell us what you like or how we could improve by: • emailing us at info@booster.co.nz • sending feedback through the app. Check out our FAQs: www.booster.co.nz/app-faqs Fix problems with our troubleshooting guide: www.booster.co.nz/troubleshooting

Screenshots

Westpac4 screens
Booster NZ4 screens

Verdict

The call

The clearest difference is ads: Booster NZ at none against Westpac's shown. Booster NZ also leads on rating (5.0 vs 4.6) and review sentiment (55% vs 33%). Westpac's advantage is ratings volume (356 vs 3). On price, update cadence, in-app purchases and monetization model there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Booster NZ holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Westpac has 356 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 33% of Westpac's written reviews are positive against 55% of Booster NZ's.

UpkeepUpdate frequency

Westpac ships an update every 2 weeks, Booster NZ every 3 weeks. The most recent releases landed on October 29, 2026 and October 21, 2026 respectively.

Scorecard4 real differences · 6 level
Westpac versus Booster NZ: the parameters behind the verdict, then further details
ParameterWestpacBooster NZ
PriceFreeFree
Rating4.6 (356 ratings)5.0 (3 ratings) — better
Positive reviews32.9% of reviews54.5% of reviews — better
Number of ratings356 — better3
Update frequencyEvery 2 weeks — betterEvery 3 weeks
AdsYesNo — better
In-app purchasesNoNo
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.015.6 — better
Further details — not scored
Size264 MB42 MB
Age rating4+4+
DeveloperWestpac Banking CorporationBooster Financial Services Ltd

Customer experience

Westpac

All ratings356 ratings
Positive90.4%
Neutral3.4%
Negative6.2%
Written reviews689 reviews
Positive32.9%
Neutral10.6%
Negative56.5%

Booster NZ

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews33 reviews
Positive54.5%
Neutral6.1%
Negative39.4%

Bugs and requests

Westpac

Reported bugs

4 issues
  • Inability to log in due to customer ID format issues
  • Transactions not displaying correctly or in the right order
  • Repeated crashes and freezes, especially after updates
  • Quick balance feature not working reliably

Requested features

5 requests
  • Dark mode option
  • Improved transaction history and budgeting tools
  • Support for Apple Pay and other mobile payment options
  • Better notification system for account activity
  • Ability to customize app layout and features

Booster NZ

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Westpac

No in-app purchases

None

Booster NZ

No in-app purchases

Questions

Is Westpac free?
Westpac is free to download, with no in-app purchases.
Is Booster NZ free?
Booster NZ is free to download, with no in-app purchases.
Which has better reviews, Westpac or Booster NZ?
Booster NZ is rated higher. Westpac averages 4.6 out of 5 from 356 ratings, while Booster NZ averages 5.0 from 3 ratings.
Do Westpac or Booster NZ have ads?
Westpac shows ads; Booster NZ does not.
Which is updated more often, Westpac or Booster NZ?
Westpac ships an update every 2 weeks, and Booster NZ every 3 weeks. Most recently, Westpac was updated on October 29, 2026 and Booster NZ on October 21, 2026.

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