# IDSA (Journals) vs BOSAD

The clearest difference is ads: BOSAD at none against IDSA (Journals)'s shown. BOSAD also leads on update cadence (every 3 weeks vs every 4 months). IDSA (Journals)'s advantage is iOS requirement (12.0 vs 15.1). On price, 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.

IDSA (Journals) ships an update every 4 months, BOSAD every 3 weeks. The most recent releases landed on August 30, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | IDSA (Journals) | BOSAD |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/idsa-journals/id1222863668/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | **Every 3 weeks** |
| Monetization | Ad-supported | — |
| Size | 46 MB | 51 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 12+ | 12+ |
| Developer | [Oxford University Press](https://appshunter.io/developer/439233805) | [Ermias Temesgen](https://appshunter.io/developer/1731638338) |

## What reviewers say

### IDSA (Journals)

[App page](https://appshunter.io/ios/app/idsa-journals/id1222863668)

Access leading infectious diseases journals offline on your iOS device. Download issues, bookmark articles, and add personal notes. Features include in-app search and PDF viewing.

**Highlights:** Offline journal access, Downloadable issues and PDFs, In-app search, Bookmark articles, Add personal notes, Share articles

**Features:** Vision Pro support

**In-app purchases:** none


### BOSAD

[App page](https://appshunter.io/ios/app/bosad/id6478068016)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is IDSA (Journals) free?

IDSA (Journals) is free to download, with no in-app purchases.

### Is BOSAD free?

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

### Do IDSA (Journals) or BOSAD have ads?

IDSA (Journals) shows ads; BOSAD does not.

### Which is updated more often, IDSA (Journals) or BOSAD?

IDSA (Journals) ships an update every 4 months, and BOSAD every 3 weeks. Most recently, IDSA (Journals) was updated on August 30, 2026 and BOSAD on September 12, 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.*