# Booster NZ vs Calk NZ

The clearest difference is in-app purchases: Booster NZ at none against Calk NZ's 1. Booster NZ also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. Calk NZ sells 1 one-off in-app purchase. Booster NZ asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 21, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Booster NZ | Calk NZ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/booster-nz/id1179170506/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 54.5% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 42 MB | 144 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Booster Financial Services Ltd](https://appshunter.io/developer/1179170505) | [Konstantin Iakovlev](https://appshunter.io/developer/1896744607) |

## What reviewers say

### Booster NZ

[App page](https://appshunter.io/ios/app/booster-nz/id1179170506)

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:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### Calk NZ

[App page](https://appshunter.io/ios/app/calk-nz/id6774464665)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $2.99 | one-time |


## Frequently asked questions

### Is Booster NZ free?

Booster NZ is free to download, with no in-app purchases.

### Is Calk NZ free?

Calk NZ is free to download, with in-app purchases available.

### Do Booster NZ or Calk NZ have ads?

Calk NZ shows ads; Booster NZ does not.

### Which is updated more often, Booster NZ or Calk NZ?

Booster NZ ships an update every 3 weeks, and Calk NZ every 3 weeks. Most recently, Booster NZ was updated on October 21, 2026 and Calk NZ on October 9, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*