# SpineTracker vs Strydx Research

The clearest difference is update cadence: SpineTracker at every 10 days against Strydx Research's every 2 months. SpineTracker also leads on iOS requirement (14.0 vs 17.4). 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.

SpineTracker ships an update every 10 days, Strydx Research every 2 months. The most recent releases landed on September 29, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | SpineTracker | Strydx Research |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (6 ratings)](https://appshunter.io/ios/app/spinetracker/id1492554151/reviews)** | — |
| Number of ratings | **6** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 10 days** | Every 2 months |
| Monetization | Free | — |
| Size | 36 MB | 39 MB |
| Requires iOS | **14.0** | 17.4 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Stanford University](https://appshunter.io/developer/292922032) | [NAJIB EL TECLE](https://appshunter.io/developer/1860524971) |

## What reviewers say

### SpineTracker

[App page](https://appshunter.io/ios/app/spinetracker/id1492554151)

This digital health platform assists neurological recovery for both therapists and patients. It offers tailored rehabilitation therapy through in-app exercises and surveys, integrating with the health app and HealthKit.

**Highlights:** Neurological recovery aid, Therapist and patient integration, Daily tailored rehabilitation therapy, In-app exercises and surveys, Health app and HealthKit integration

**In-app purchases:** none


### Strydx Research

[App page](https://appshunter.io/ios/app/strydx-research/id6781928182)

**In-app purchases:** none


## Frequently asked questions

### Is SpineTracker free?

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

### Is Strydx Research free?

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

### Do SpineTracker or Strydx Research have ads?

Neither SpineTracker nor Strydx Research shows ads.

### Which is updated more often, SpineTracker or Strydx Research?

SpineTracker ships an update every 10 days, and Strydx Research every 2 months. Most recently, SpineTracker was updated on September 29, 2026 and Strydx Research on September 30, 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.*