# Directory Module vs SmartFD Interest Calculator

The clearest difference is update cadence: SmartFD Interest Calculator at monthly against Directory Module's every 19 months. On price, ads, 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.

Directory Module ships an update every 19 months, SmartFD Interest Calculator monthly. The most recent releases landed on October 1, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Directory Module | SmartFD Interest Calculator |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 19 months | **Monthly** |
| Size | 7 MB | 3 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Kireeti Soft Technologies Ltd](https://appshunter.io/developer/731546425) | [Ankush Minda](https://appshunter.io/developer/1563214453) |

## What reviewers say

### Directory Module

[App page](https://appshunter.io/ios/app/directory-module/id1556437617)

**Features:** macOS Compatibility

**In-app purchases:** none


### SmartFD Interest Calculator

[App page](https://appshunter.io/ios/app/smartfd-interest-calculator/id1570599881)

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

**In-app purchases:** none


## Frequently asked questions

### Is Directory Module free?

Directory Module is free to download, with no in-app purchases.

### Is SmartFD Interest Calculator free?

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

### Do Directory Module or SmartFD Interest Calculator have ads?

Neither Directory Module nor SmartFD Interest Calculator shows ads.

### Which is updated more often, Directory Module or SmartFD Interest Calculator?

Directory Module ships an update every 19 months, and SmartFD Interest Calculator monthly. Most recently, Directory Module was updated on October 1, 2026 and SmartFD Interest Calculator on October 7, 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.*