Comparison

Tax Calc vs PropScale

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

Head to head
About

Tax Calc

Easily calculate income tax, GST, KiwiSaver, and student loan repayments for New Zealand. Get instant net take-home pay without needing to recall tax rates. Customize calculations and add widgets for due dates.

Highlights
  • Income tax calculation
  • GST calculation
  • KiwiSaver contribution calculation
  • Student loan repayment calculation
  • Net take-home pay estimation
  • Customizable calculations
  • Lock screen widgets
Read full description

Tax Calc makes it easy to calculate income tax, GST, KiwiSaver, Student Loan repayments and net take home pay, without needing to remember tax bands, rates or anything else. Just enter an amount and you'll see all calculations before your eyes. โ€ข Tax Calc can calculate income tax, GST, KiwiSaver, Student Loan repayments and net take home pay. โ€ข Income tax rates have now been updated for Budget 2024. โ€ข Show and hide individual calculations, or re-order them so they are most useful to you. โ€ข Use Tax Calc's GST and income tax calculations as part of your own Shortcuts, from within the Shortcuts app. โ€ข Add widgets to your lock and home screens, to remind yourself of upcoming income tax and GST return due dates. โ€ข Use the app to customise the income tax and GST due dates shown in widgets. โ€ข Add Tax Calc to your Control Centre or Lock Screen, using the new widget (requires iOS 18). โ€ข Works seamlessly on iPhone and iPad, and supports Split View and Slide Over, so you can run calculations without leaving the app you're currently in. Tax Calc supports individual tax calculations in New Zealand only, and is designed as a guide only.

About

PropScale

Features
Read full description

PropScale is your one source of truth for scaling your trading using propfirms. Generate a custom Dollar Cost Average plan, track your funding, set goals, manage payouts, and much more. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Tax Calc4 screens
PropScale4 screens

Verdict

The call

The clearest difference is update cadence: PropScale at every 5 weeks against Tax Calc's every 4 months. On price, ads, in-app purchases and device support there is nothing between them.

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

CostPrice ยท In-app purchases ยท Ads ยท Monetization

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

UpkeepUpdate frequency

Tax Calc ships an update every 4 months, PropScale every 5 weeks. The most recent releases landed on October 10, 2026 and October 31, 2026 respectively.

Scorecard1 real difference ยท 7 level
Tax Calc versus PropScale: the parameters behind the verdict, then further details
ParameterTax CalcPropScale
PriceFreeFree
Positive reviews100.0% of reviewsโ€”
Update frequencyEvery 4 monthsEvery 5 weeks โ€” better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeโ€”
DevicesiPhone, iPad, iPod, Mac โ€” betteriPhone, iPad, iPod
Requires iOS15.014.0 โ€” better
Further details โ€” not scored
Size4 MB15 MB
Age rating4+4+
DeveloperSteven McTainshDavid McGregor

In-app purchases

None

Tax Calc

No in-app purchases

None

PropScale

No in-app purchases

Questions

Is Tax Calc free?
Tax Calc is free to download, with no in-app purchases.
Is PropScale free?
PropScale is free to download, with no in-app purchases.
Do Tax Calc or PropScale have ads?
Neither Tax Calc nor PropScale shows ads.
Which is updated more often, Tax Calc or PropScale?
Tax Calc ships an update every 4 months, and PropScale every 5 weeks. Most recently, Tax Calc was updated on October 10, 2026 and PropScale on October 31, 2026.

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