# IJE (Journal) vs SciMatic

The clearest difference is in-app purchases: IJE (Journal) at none against SciMatic's 2. IJE (Journal) also leads on iOS requirement (12.0 vs 15.0). SciMatic's advantage is ads (none vs shown) and update cadence (fortnightly vs every 5 months). On price and device support there is nothing between them.

Both are free to download. SciMatic sells 2 one-off in-app purchases. IJE (Journal) asks for nothing beyond the download.

IJE (Journal) ships an update every 5 months, SciMatic fortnightly. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | IJE (Journal) | SciMatic |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 5 months | **Fortnightly** |
| Monetization | Ad-supported | — |
| Size | 43 MB | 24 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Oxford University Press](https://appshunter.io/developer/439233805) | [Zincirx](https://appshunter.io/developer/6816670621) |

## What reviewers say

### IJE (Journal)

[App page](https://appshunter.io/ios/app/ije-journal/id1221872365)

Access the International Journal of Epidemiology online and offline on your iOS device. Download issues, read advance articles, and search for specific content. Bookmark favorites and add personal notes to enhance your reading experience.

**Highlights:** Offline reading of downloaded issues, View tables of contents online, Read advance articles, Download PDF versions, In-app search functionality, Bookmark favorite articles, Add personal notes

**Features:** Vision Pro support

**In-app purchases:** none


### SciMatic

[App page](https://appshunter.io/ios/app/scimatic/id6761654502)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| $50 Balance | $50.00 | one-time |
| $100 Balance | $100.00 | one-time |


## Frequently asked questions

### Is IJE (Journal) free?

IJE (Journal) is free to download, with no in-app purchases.

### Is SciMatic free?

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

### Do IJE (Journal) or SciMatic have ads?

IJE (Journal) shows ads; SciMatic does not.

### Which is updated more often, IJE (Journal) or SciMatic?

IJE (Journal) ships an update every 5 months, and SciMatic fortnightly. Most recently, IJE (Journal) was updated on October 24, 2026 and SciMatic 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.*