# Interest Rate Calculation vs MKL DWR

The clearest difference is ads: MKL DWR at none against Interest Rate Calculation's shown. MKL DWR also leads on iOS requirement (14.0 vs 16.6). On price, update cadence, in-app purchases and device support there is nothing between them.

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

Interest Rate Calculation ships an update every 6 days, MKL DWR weekly. The most recent releases landed on October 27, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Interest Rate Calculation | MKL DWR |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (6 ratings)](https://appshunter.io/ios/app/interest-rate-calculation/id1613135579/reviews)** | — |
| Number of ratings | **6** | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 6 days** | Weekly |
| Monetization | Ad-supported | — |
| Size | 10 MB | 28 MB |
| Requires iOS | 16.6 | **14.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [CHING FENG HSU](https://appshunter.io/developer/1613135581) | [Department of Water Resources](https://appshunter.io/developer/1454474802) |

## What reviewers say

### Interest Rate Calculation

[App page](https://appshunter.io/ios/app/interest-rate-calculation/id1613135579)

Easily calculate various interest rates, including single, compound, and loan scenarios. Visualize your calculations with chart views. Supports home and car loan simulations, as well as interest income projections.

**Highlights:** Single interest rate calculation, Compound interest rate calculation, Annuity calculation, Regular fixed amount calculation, Home loan interest rate trial, Car loan interest rate trial, Interest income calculation

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

**In-app purchases:** none


### MKL DWR

[App page](https://appshunter.io/ios/app/mkl-dwr/id6740145139)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Interest Rate Calculation free?

Interest Rate Calculation is free to download, with no in-app purchases.

### Is MKL DWR free?

MKL DWR is free to download, with no in-app purchases.

### Do Interest Rate Calculation or MKL DWR have ads?

Interest Rate Calculation shows ads; MKL DWR does not.

### Which is updated more often, Interest Rate Calculation or MKL DWR?

Interest Rate Calculation ships an update every 6 days, and MKL DWR weekly. Most recently, Interest Rate Calculation was updated on October 27, 2026 and MKL DWR on September 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.*