# sci.calculator vs MdJournal

The clearest difference is in-app purchases: MdJournal at none against sci.calculator's 1. sci.calculator's advantage is device support and iOS requirement (15.0 vs 17.0). On price there is nothing between them.

Both are free to download. sci.calculator sells 1 one-off in-app purchase. MdJournal asks for nothing beyond the download.

## The numbers

| Metric | sci.calculator | MdJournal |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | — |
| Update frequency | Every 5 weeks | — |
| Size | 49 MB | 2 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 4+ | 4+ |
| Developer | [Yukihiro Shioya](https://appshunter.io/developer/1565306192) | [Shogo Iwaki](https://appshunter.io/developer/1883996162) |

## What reviewers say

### sci.calculator

[App page](https://appshunter.io/ios/app/scicalculator/id1620728508)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| remove Ads | $1.99 | one-time |


### MdJournal

[App page](https://appshunter.io/ios/app/mdjournal/id6760432479)

**In-app purchases:** none


## Frequently asked questions

### Is sci.calculator free?

sci.calculator is free to download, with in-app purchases available.

### Is MdJournal free?

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

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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.*