# Research Notes vs GDS 365

The clearest difference is rating: GDS 365 at 5.0 against Research Notes's 4.0. GDS 365 also leads on in-app purchases (none vs 3) and ads (none vs shown). Research Notes's advantage is ratings volume (4 vs 1). On price, update cadence 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. GDS 365 asks for nothing beyond the download.

GDS 365 holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 4 and 1 respectively. Written reviews point the same way: 71% of Research Notes's written reviews are positive against 100% of GDS 365's.

Research Notes ships an update weekly, GDS 365 every 4 days. The most recent releases landed on October 27, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Research Notes | GDS 365 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (4 ratings)](https://appshunter.io/ios/app/research-notes/id1472037622/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/gds-365/id6744692865/reviews)** |
| Number of ratings | **4** | 1 |
| Positive reviews | 71.4% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Weekly | **Every 4 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 6 MB | 51 MB |
| Requires iOS | 17.0 | **14.0.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | +4 | 4+ |
| Developer | [Omelette, Inc](https://appshunter.io/developer/984352813) | [Viskoot LLC](https://appshunter.io/developer/1686404487) |

## 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, iPhone Duo 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 |


### GDS 365

[App page](https://appshunter.io/ios/app/gds-365/id6744692865)

This app uses AI to recommend oral surgery and implantology devices. It tailors suggestions to the clinician's role, including physicians, dentists, and veterinarians, for specific clinical procedures.

**Highlights:** AI-driven product recommendations, Oral surgery and implantology focus, Tailored to clinician job function, Supports physicians, dentists, veterinarians, Procedure-based device suggestions

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Research Notes free?

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

### Is GDS 365 free?

GDS 365 is free to download, with no in-app purchases.

### Which has better reviews, Research Notes or GDS 365?

GDS 365 is rated higher. Research Notes averages 4.0 out of 5 from 4 ratings, while GDS 365 averages 5.0 from 1 ratings.

### Do Research Notes or GDS 365 have ads?

Research Notes shows ads; GDS 365 does not.

### Which is updated more often, Research Notes or GDS 365?

Research Notes ships an update weekly, and GDS 365 every 4 days. Most recently, Research Notes was updated on October 27, 2026 and GDS 365 on October 24, 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.*