# Serum Osmolality Calculator vs Calculation

The clearest difference is ads: Serum Osmolality Calculator at none against Calculation's shown. Serum Osmolality Calculator also leads on device support (3 vs 1) and iOS requirement (12.1 vs 16.0). Calculation's advantage is update cadence (every 2 months vs every 5 months). On price and in-app purchases there is nothing between them.

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

Serum Osmolality Calculator ships an update every 5 months, Calculation every 2 months. The most recent releases landed on October 25, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Serum Osmolality Calculator | Calculation |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 5 months | **Every 2 months** |
| Size | 14 MB | 7 MB |
| Requires iOS | **12.1** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Krzysztof Gwiazda](https://appshunter.io/developer/1546740383) | [SooRyong Hyun](https://appshunter.io/developer/1685604103) |

## What reviewers say

### Serum Osmolality Calculator

[App page](https://appshunter.io/ios/app/serum-osmolality-calculator/id6458736177)

**Features:** macOS Compatibility

**In-app purchases:** none


### Calculation

[App page](https://appshunter.io/ios/app/calculation-basic-calculator/id6462632655)

**In-app purchases:** none


## Frequently asked questions

### Is Serum Osmolality Calculator free?

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

### Is Calculation free?

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

### Do Serum Osmolality Calculator or Calculation have ads?

Calculation shows ads; Serum Osmolality Calculator does not.

### Which is updated more often, Serum Osmolality Calculator or Calculation?

Serum Osmolality Calculator ships an update every 5 months, and Calculation every 2 months. Most recently, Serum Osmolality Calculator was updated on October 25, 2026 and Calculation on October 28, 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.*