# STEPS Problem Solving Training vs Reaction Lab

The clearest difference is in-app purchases: STEPS Problem Solving Training at none against Reaction Lab's 2. STEPS Problem Solving Training also leads on device support (3 vs 1) and iOS requirement (12.0 vs 18.0). On price and ads there is nothing between them.

Both are free to download. Reaction Lab sells 2 in-app purchases, starting at $1.99 per month. STEPS Problem Solving Training asks for nothing beyond the download.

## The numbers

| Metric | STEPS Problem Solving Training | Reaction Lab |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/reaction-lab-reflex-tests/id6757831974/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 7 months |
| Monetization | — | Free with in-app purchases |
| Size | 104 MB | 22 MB |
| Requires iOS | **12.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [CreateAbility Concepts, Inc.](https://appshunter.io/developer/1326270391) | [Anthony Harvey](https://appshunter.io/developer/1478197285) |

## What reviewers say

### STEPS Problem Solving Training

[App page](https://appshunter.io/ios/app/steps-problem-solving-training/id6745620987)

**In-app purchases:** none


### Reaction Lab

[App page](https://appshunter.io/ios/app/reaction-lab-reflex-tests/id6757831974)

Measure and improve your response speed with a suite of scientifically-inspired tests. Track progress over time with detailed analytics and gain insights into your performance in various situations. Designed for focus and privacy, all data stays on your device.

**Highlights:** Multiple reaction time test types, Visual, audio, and haptic cues, Grip-release and motion-based tests, Dual-task and fatigue tracking, Detailed session summaries and trend charts, On-device data privacy, Offline functionality

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| React Fast Monthly | $1.99 | per month |
| React Fast Yearly | $4.99 | per year |


## Frequently asked questions

### Is STEPS Problem Solving Training free?

STEPS Problem Solving Training is free to download, with no in-app purchases.

### Is Reaction Lab free?

Reaction Lab is free to download, with in-app purchases available.

### Do STEPS Problem Solving Training or Reaction Lab have ads?

Neither STEPS Problem Solving Training nor Reaction Lab shows ads.

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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.*