# Fast Molality Calculator vs 이건달력

The clearest difference is ads: 이건달력 at none against Fast Molality Calculator's shown. 이건달력 also leads on update cadence (weekly vs every 35 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

Fast Molality Calculator ships an update every 35 months, 이건달력 weekly. Both last shipped on October 25, 2026.

## The numbers

| Metric | Fast Molality Calculator | 이건달력 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 35 months | **Weekly** |
| Size | 30 MB | 19 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [JIN-HYUNG KIM](https://appshunter.io/developer/1692050199) | [Hwangro Lee](https://appshunter.io/developer/1792207219) |

## What reviewers say

### Fast Molality Calculator

[App page](https://appshunter.io/ios/app/fast-molality-calculator/id6451112827)

**Features:** macOS Compatibility

**In-app purchases:** none


### 이건달력

[App page](https://appshunter.io/ios/app/2026/id6741156795)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Fast Molality Calculator free?

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

### Is 이건달력 free?

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

### Do Fast Molality Calculator or 이건달력 have ads?

Fast Molality Calculator shows ads; 이건달력 does not.

### Which is updated more often, Fast Molality Calculator or 이건달력?

Fast Molality Calculator ships an update every 35 months, and 이건달력 weekly. Most recently, Fast Molality Calculator was updated on October 25, 2026 and 이건달력 on October 25, 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.*