# Research Notes vs Statistics for Nursing

The clearest difference is update cadence: Research Notes at weekly against Statistics for Nursing's every 4 months. Statistics for Nursing's advantage is iOS requirement (13.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Research Notes sells 3 in-app purchases, starting at $7.49 per 6 months and Statistics for Nursing sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Research Notes ships an update weekly, Statistics for Nursing every 4 months. The most recent releases landed on September 16, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Research Notes | Statistics for Nursing |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (4 ratings)](https://appshunter.io/ios/app/research-notes/id1472037622/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 71.4% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Weekly** | Every 4 months |
| Monetization | Free with in-app purchases | — |
| Size | 26 MB | 49 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Omelette, Inc](https://appshunter.io/developer/984352813) | [Skyscape Medpresso Inc](https://appshunter.io/developer/818609416) |

## What reviewers say

### Research Notes

[App page](https://appshunter.io/ios/app/research-notes/id1472037622)

Access RSS feeds from hundreds of scientific journals across various subject categories. Download PDFs and utilize a text-to-speech feature for articles. Organize your favorite journals and discover new ones.

**Highlights:** Hundreds of journal RSS feeds, Subject category filtering, PDF download functionality, Text-to-speech for articles, Favorite journals section, New journal additions

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PDF to Audio for 6 months | $7.49 | per 6 months |
| PDF to Audio for 12 Months | $11.99 | per year |
| Research Notes | $4.99 | one-time |


### Statistics for Nursing

[App page](https://appshunter.io/ios/app/statistics-for-nursing/id6747372914)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Statistics for Nursing.Ed.4 | $69.99 | one-time |


## Frequently asked questions

### Is Research Notes free?

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

### Is Statistics for Nursing free?

Statistics for Nursing is free to download, with in-app purchases available.

### Do Research Notes or Statistics for Nursing have ads?

Both Research Notes and Statistics for Nursing show ads.

### Which is updated more often, Research Notes or Statistics for Nursing?

Research Notes ships an update weekly, and Statistics for Nursing every 4 months. Most recently, Research Notes was updated on September 16, 2026 and Statistics for Nursing on October 2, 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.*