# SimREGISTER vs NeuroTrials

The clearest difference is update cadence: NeuroTrials at every 2 months against SimREGISTER's every 6 months. SimREGISTER's advantage is iOS requirement (12.0 vs 16.6). On price, ads, 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.

SimREGISTER ships an update every 6 months, NeuroTrials every 2 months. Both last shipped on November 3, 2026.

## The numbers

| Metric | SimREGISTER | NeuroTrials |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (14 ratings)](https://appshunter.io/ios/app/neurotrials/id1611916872/reviews)** |
| Number of ratings | — | **14** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 2 months** |
| Monetization | — | Free |
| Size | 15 MB | 13 MB |
| Requires iOS | **12.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Education Management Solution Inc.](https://appshunter.io/developer/568139782) | [Ahmed Koriesh](https://appshunter.io/developer/1540460669) |

## What reviewers say

### SimREGISTER

[App page](https://appshunter.io/ios/app/simregister/id1492241059)

**Features:** macOS Compatibility

**In-app purchases:** none


### NeuroTrials

[App page](https://appshunter.io/ios/app/neurotrials/id1611916872)

Access a comprehensive database of neurology clinical trials across eight subspecialties. Features detailed summaries, advanced search options, and the ability to save favorites for offline viewing. Stay updated with weekly email digests of new research.

**Highlights:** Search by 8 neurology subspecialties, Detailed trial summaries, Save and sync favorite trials, Weekly email updates, Offline access to saved trials, Advanced search by drug, procedure, or biomarker, Mobile-optimized interface

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SimREGISTER free?

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

### Is NeuroTrials free?

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

### Do SimREGISTER or NeuroTrials have ads?

Neither SimREGISTER nor NeuroTrials shows ads.

### Which is updated more often, SimREGISTER or NeuroTrials?

SimREGISTER ships an update every 6 months, and NeuroTrials every 2 months. Most recently, SimREGISTER was updated on November 3, 2026 and NeuroTrials on November 3, 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.*