# Change Calculator vs DNAConverter

The clearest difference is price: Change Calculator at Free against DNAConverter's $0.99. Change Calculator also leads on iOS requirement (17.0 vs 26.0). DNAConverter's advantage is update cadence (every 4 months vs every 32 months). On ads, in-app purchases and device support there is nothing between them.

Change Calculator is free to download; DNAConverter costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Change Calculator ships an update every 32 months, DNAConverter every 4 months. The most recent releases landed on October 10, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Change Calculator | DNAConverter |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[2.2 (13 ratings)](https://appshunter.io/ios/app/change-calculator/id367338685/reviews)** | — |
| Number of ratings | **13** | — |
| Positive reviews | 42.9% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 32 months | **Every 4 months** |
| Monetization | Free | — |
| Size | 1 MB | 1 MB |
| Requires iOS | **17.0** | 26.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Alain Stulz](https://appshunter.io/developer/899533224) | [makoto amijima](https://appshunter.io/developer/1493994946) |

## What reviewers say

### Change Calculator

[App page](https://appshunter.io/ios/app/change-calculator/id367338685)

Quickly calculate the correct change to give for any transaction. Ideal for cashiers, small businesses, or personal use to ensure accuracy at the point of sale.

**Highlights:** Calculate change in seconds, Enter total bill amount, Tap amount paid, Immediate change display, Useful for sales and businesses

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

**In-app purchases:** none


### DNAConverter

[App page](https://appshunter.io/ios/app/dnaconverter/id1493994947)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Change Calculator free?

Change Calculator is free to download, with no in-app purchases.

### Is DNAConverter free?

DNAConverter costs $0.99, with no in-app purchases.

### Do Change Calculator or DNAConverter have ads?

Neither Change Calculator nor DNAConverter shows ads.

### Which is updated more often, Change Calculator or DNAConverter?

Change Calculator ships an update every 32 months, and DNAConverter every 4 months. Most recently, Change Calculator was updated on October 10, 2026 and DNAConverter on October 16, 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.*