# Reflexes R1 vs Step Tracker 3D

The clearest difference is review sentiment: Step Tracker 3D at 100% against Reflexes R1's 0%. Step Tracker 3D also leads on price (Free vs $0.99) and rating (5.0 vs 2.0). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Step Tracker 3D is free to download; Reflexes R1 costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Step Tracker 3D holds the better App Store score, 5.0 against 2.0. That said, the two scores are not equally well evidenced: Step Tracker 3D has 5 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 0% of Reflexes R1's written reviews are positive against 100% of Step Tracker 3D's.

Reflexes R1 ships an update every 39 months, Step Tracker 3D every 2 months. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Reflexes R1 | Step Tracker 3D |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | [2.0 (1 ratings)](https://appshunter.io/ios/app/reflexes-r1/id378332402/reviews) | **[5.0 (5 ratings)](https://appshunter.io/ios/app/step-tracker-3d/id6740173192/reviews)** |
| Number of ratings | 1 | **5** |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 39 months | **Every 2 months** |
| Monetization | Paid | **Free** |
| Size | 4 MB | 4 MB |
| Requires iOS | 18.0 | **17.2** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 17+ | 17+ |
| Developer | [Gianluca Natalini](https://appshunter.io/developer/348380792) | [Nikolay Surin](https://appshunter.io/developer/1612846901) |

## What reviewers say

### Reflexes R1

[App page](https://appshunter.io/ios/app/reflexes-r1/id378332402)

This app measures human reflexes using three distinct tests: color, sound, and point. It provides insights into your health status and response times, tracking your body's evolution over time. Analyze fatigue and stress levels with historical summary diagrams.

**Highlights:** Measures human reflexes, Color, sound, and point tests, Analyzes health status, Tracks response time, Historical summary diagrams, Monitors fatigue and stress

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

**In-app purchases:** none


### Step Tracker 3D

[App page](https://appshunter.io/ios/app/step-tracker-3d/id6740173192)

Visualize your daily activity with interactive 3D charts. Track your progress, set fitness milestones, and gain personalized insights. Integrates seamlessly with Apple Health while prioritizing your privacy.

**Highlights:** Interactive 3D step visualizations, Personalized progress trends, Fitness milestone tracking, Seamless Apple Health integration, On-device data processing, Privacy-focused design

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

**In-app purchases:** none


## Frequently asked questions

### Is Reflexes R1 free?

Reflexes R1 costs $0.99, with no in-app purchases.

### Is Step Tracker 3D free?

Step Tracker 3D is free to download, with no in-app purchases.

### Which has better reviews, Reflexes R1 or Step Tracker 3D?

Step Tracker 3D is rated higher. Reflexes R1 averages 2.0 out of 5 from 1 ratings, while Step Tracker 3D averages 5.0 from 5 ratings.

### Do Reflexes R1 or Step Tracker 3D have ads?

Neither Reflexes R1 nor Step Tracker 3D shows ads.

### Which is updated more often, Reflexes R1 or Step Tracker 3D?

Reflexes R1 ships an update every 39 months, and Step Tracker 3D every 2 months. Most recently, Reflexes R1 was updated on October 23, 2026 and Step Tracker 3D on October 24, 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.*