# RSS Chemicals vs NeuroState Train

The clearest difference is rating: NeuroState Train at 5.0 against RSS Chemicals's 2.2. NeuroState Train also leads on update cadence (weekly vs every 6 weeks). RSS Chemicals's advantage is in-app purchases (none vs 2) and ratings volume (13 vs 1). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. NeuroState Train sells 2 in-app purchases, starting at $12.99 per month. RSS Chemicals asks for nothing beyond the download.

NeuroState Train holds the better App Store score, 5.0 against 2.2. That said, the two scores are not equally well evidenced: RSS Chemicals has 13 ratings behind it against 1, so its average is the more settled of the two.

RSS Chemicals ships an update every 6 weeks, NeuroState Train weekly. The most recent releases landed on October 29, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | RSS Chemicals | NeuroState Train |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.2 (13 ratings)](https://appshunter.io/ios/app/rss-chemicals/id1067020786/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/neurostate-train/id6791523285/reviews)** |
| Number of ratings | **13** | 1 |
| Positive reviews | 12.5% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Weekly** |
| Monetization | **Free** | Freemium |
| Size | 66 MB | 62 MB |
| Requires iOS | 15.5 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [The Regents of the University of California (UCOP)](https://appshunter.io/developer/916274264) | [Qneuro](https://appshunter.io/developer/1039636117) |

## What reviewers say

### RSS Chemicals

[App page](https://appshunter.io/ios/app/rss-chemicals/id1067020786)

Manage your chemical inventory with this cloud-based tool. Easily track containers using barcodes, access safety information, and share chemicals with research groups while controlling access. A complementary web app offers advanced features.

**Highlights:** Barcode scanning for inventory tracking, Chemical and safety information auto-population, Create chemical networks for sharing, Access control for shared chemicals, Advanced inventory search, Complementary web application

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

**In-app purchases:** none


### NeuroState Train

[App page](https://appshunter.io/ios/app/neurostate-train/id6791523285)

Engage in quick brain games designed to enhance focus, memory, and cognitive speed. Explore a variety of games, track your progress, and access personalized training plans with a premium subscription.

**Highlights:** Cognitive training games, Focus, memory, and speed enhancement, Personalized training plans, Progress tracking and stats, Game library exploration, Daily brain workouts

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Neurostate Train Monthly Premium | $12.99 | per month |
| Neurostate Train Premium Yearly | $59.99 | per year |


## Frequently asked questions

### Is RSS Chemicals free?

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

### Is NeuroState Train free?

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

### Which has better reviews, RSS Chemicals or NeuroState Train?

NeuroState Train is rated higher. RSS Chemicals averages 2.2 out of 5 from 13 ratings, while NeuroState Train averages 5.0 from 1 ratings.

### Do RSS Chemicals or NeuroState Train have ads?

Neither RSS Chemicals nor NeuroState Train shows ads.

### Which is updated more often, RSS Chemicals or NeuroState Train?

RSS Chemicals ships an update every 6 weeks, and NeuroState Train weekly. Most recently, RSS Chemicals was updated on October 29, 2026 and NeuroState Train on October 31, 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.*