# CitSci vs VISYN NeuroStream Training

The clearest difference is rating: VISYN NeuroStream Training at 5.0 against CitSci's 4.5. VISYN NeuroStream Training also leads on update cadence (every 2 weeks vs every 6 weeks) and ratings volume (8 vs 2). CitSci's advantage is in-app purchases (none vs 20). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. VISYN NeuroStream Training sells 12 in-app purchases, starting at $1.99 per month. CitSci asks for nothing beyond the download.

VISYN NeuroStream Training holds the better App Store score, 5.0 against 4.5. Both are backed by a comparable volume of ratings — 2 and 8 respectively.

CitSci ships an update every 6 weeks, VISYN NeuroStream Training every 2 weeks. The most recent releases landed on October 23, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | CitSci | VISYN NeuroStream Training |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (2 ratings)](https://appshunter.io/ios/app/citsci/id657196305/reviews) | **[5.0 (8 ratings)](https://appshunter.io/ios/app/visyn-neurostream-training/id1560567806/reviews)** |
| Number of ratings | 2 | **8** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 2 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 33 MB | 35 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Greg Newman](https://appshunter.io/developer/1536428997) | [Visyn, Inc.](https://appshunter.io/developer/1560567808) |

## What reviewers say

### CitSci

[App page](https://appshunter.io/ios/app/citsci/id657196305)

Empower your community with a tool for collecting and uploading scientific observations. This app facilitates citizen science projects, allowing users to contribute valuable data directly to a central platform.

**Highlights:** Data collection for citizen science, Upload observations to CitSci.org, Empowers community science projects, Syncs with web platform, Facilitates observation contribution

**Features:** macOS Compatibility

**In-app purchases:** none


### VISYN NeuroStream Training

[App page](https://appshunter.io/ios/app/visyn-neurostream-training/id1560567806)

Enhance physical performance for sports, fitness, and medical recovery using neuroscience-driven visual training. This app adds a unique visual component to physical practice, aiming for more efficient and accelerated skill development.

**Highlights:** Neuroscience-driven visual training, Visual Reps® for physical practice, Accelerated training performance, Improves body movement skills, Suitable for sports and fitness, Supports medical condition recovery

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

**In-app purchases (12)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Entry Level Plan | $1.99 | per month |
| 1 Practice Primer | $1.99 | per month |
| 1 Unlimited + 5 Primers | $5.99 | per month |
| 1-year training | $11.99 | per year |
| 1 Practice Primer | $11.99 | per year |
| Hockey Subscription 3 Months | $49.99 | per 3 months |
| 5 Unlimiteds + 5 Primers | $98.99 | per year |
| Golf Subscription 3 Months | $124.99 | per 3 months |
| Golf & Hockey 3 Months | $139.99 | per 3 months |
| Hockey Subscription Annual | $139.99 | per year |
| Golf Subscription Annual | $349.99 | per year |
| Golf & Hockey Annual | $399.99 | per year |


## Frequently asked questions

### Is CitSci free?

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

### Is VISYN NeuroStream Training free?

VISYN NeuroStream Training is free to download, with in-app purchases available.

### Which has better reviews, CitSci or VISYN NeuroStream Training?

VISYN NeuroStream Training is rated higher. CitSci averages 4.5 out of 5 from 2 ratings, while VISYN NeuroStream Training averages 5.0 from 8 ratings.

### Do CitSci or VISYN NeuroStream Training have ads?

Neither CitSci nor VISYN NeuroStream Training shows ads.

### Which is updated more often, CitSci or VISYN NeuroStream Training?

CitSci ships an update every 6 weeks, and VISYN NeuroStream Training every 2 weeks. Most recently, CitSci was updated on October 23, 2026 and VISYN NeuroStream Training on October 21, 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.*