# NIH Score & stroke tools vs Stroke Navigator

The clearest difference is price: Stroke Navigator at Free against NIH Score & stroke tools's $0.99. Stroke Navigator also leads on rating (5.0 vs 4.5) and iOS requirement (8.0 vs 14.0). NIH Score & stroke tools's advantage is ratings volume (69 vs 1) and update cadence (every 5 months vs every 22 months). On ads, in-app purchases and device support there is nothing between them.

Stroke Navigator is free to download; NIH Score & stroke tools costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Stroke Navigator holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: NIH Score & stroke tools has 69 ratings behind it against 1, so its average is the more settled of the two.

NIH Score & stroke tools ships an update every 5 months, Stroke Navigator every 22 months. The most recent releases landed on September 26, 2026 and June 11, 2026 respectively.

## The numbers

| Metric | NIH Score & stroke tools | Stroke Navigator |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | [4.5 (69 ratings)](https://appshunter.io/ios/app/nih-score-and-stroke-tools/id949290742/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/stroke-navigator/id1550120106/reviews)** |
| Number of ratings | **69** | 1 |
| Positive reviews | 25.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 months** | Every 22 months |
| Monetization | Paid | **Free** |
| Best chart rank | **#172** | — |
| Size | 9 MB | 42 MB |
| Requires iOS | 14.0 | **8.0** |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Mikael Cohen](https://appshunter.io/developer/949290741) | [Ahmed Koriesh](https://appshunter.io/developer/1540460669) |

## What reviewers say

### NIH Score & stroke tools

[App page](https://appshunter.io/ios/app/nih-score-and-stroke-tools/id949290742)

**Currently charting:** #172 Top Paid · Medical (US App Store)

This medical app provides physicians with essential tools for acute stroke management. It includes calculators for NIHSS, ABCD2, CHA2DS2-VASc, and ASPECTS scores, along with guideline summaries for thrombolysis and thrombectomy. A time manager helps track critical door-to-needle times.

**Highlights:** NIHSS calculator, Stroke guideline summaries, Time manager for door-to-needle, ABCD2 score calculator, CHA2DS2-VASc score calculator, Modified Rankin Scale, ASPECTS score

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


### Stroke Navigator

[App page](https://appshunter.io/ios/app/stroke-navigator/id1550120106)

This app assists physicians in making stroke treatment decisions by guiding them through a wizard-like process. It suggests necessary imaging, identifies potential tPA or thrombectomy candidates, and explains the reasoning. It also covers special tPA situations and includes essential stroke scales and scores.

**Highlights:** Wizard-like guidance for treatment steps, Imaging recommendations, tPA and thrombectomy candidate identification, Explanation of treatment decisions, Special tPA situation management, Stroke scales and scores

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is NIH Score & stroke tools free?

NIH Score & stroke tools costs $0.99, with no in-app purchases.

### Is Stroke Navigator free?

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

### Which has better reviews, NIH Score & stroke tools or Stroke Navigator?

Stroke Navigator is rated higher. NIH Score & stroke tools averages 4.5 out of 5 from 69 ratings, while Stroke Navigator averages 5.0 from 1 ratings.

### Do NIH Score & stroke tools or Stroke Navigator have ads?

Neither NIH Score & stroke tools nor Stroke Navigator shows ads.

### Which is updated more often, NIH Score & stroke tools or Stroke Navigator?

NIH Score & stroke tools ships an update every 5 months, and Stroke Navigator every 22 months. Most recently, NIH Score & stroke tools was updated on September 26, 2026 and Stroke Navigator on June 11, 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.*