# DOC%ZINS vs MarkMoneyPro3

The clearest difference is update cadence: MarkMoneyPro3 at every 3 days against DOC%ZINS's every 5 months. MarkMoneyPro3 also leads on price ($8.99 vs $11.99). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

DOC%ZINS costs $11.99 and MarkMoneyPro3 $8.99 up front. Neither carries in-app purchases, so what you see is what you pay.

DOC%ZINS ships an update every 5 months, MarkMoneyPro3 every 3 days. The most recent releases landed on October 26, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | DOC%ZINS | MarkMoneyPro3 |
| --- | --- | --- |
| Price | $11.99 | **$8.99** |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 3 days** |
| Monetization | Free | — |
| Size | 24 MB | 10 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [FinTeachWorld GmbH & Co. KG](https://appshunter.io/developer/1717763542) | [Thomas Mark](https://appshunter.io/developer/345090689) |

## What reviewers say

### DOC%ZINS

[App page](https://appshunter.io/ios/app/doczins/id1107519108)

This app provides financial professionals with a powerful digital calculator for fast, accurate financial calculations. It offers various tools for interest rates, repayment, cash flow, savings models, and investment analysis, enabling users to confidently answer financial questions in real-time.

**Highlights:** Nominal and effective interest rate calculations, Dynamic and repayment calculations, Total cost and interest charge overview, Three-stage cash flow analysis, Dynamic savings and pension models, Multiple financing options, Investment and net present value calculations

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

**In-app purchases:** none


### MarkMoneyPro3

[App page](https://appshunter.io/ios/app/markmoneypro3/id6451002788)

**In-app purchases:** none


## Frequently asked questions

### Is DOC%ZINS free?

DOC%ZINS costs $11.99, with no in-app purchases.

### Is MarkMoneyPro3 free?

MarkMoneyPro3 costs $8.99, with no in-app purchases.

### Do DOC%ZINS or MarkMoneyPro3 have ads?

Neither DOC%ZINS nor MarkMoneyPro3 shows ads.

### Which is updated more often, DOC%ZINS or MarkMoneyPro3?

DOC%ZINS ships an update every 5 months, and MarkMoneyPro3 every 3 days. Most recently, DOC%ZINS was updated on October 26, 2026 and MarkMoneyPro3 on October 27, 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.*