# ReactionX vs Beebsi

The clearest difference is in-app purchases: ReactionX at none against Beebsi's 1. ReactionX also leads on ads (none vs shown) and iOS requirement (15.1 vs 17.0). Beebsi's advantage is update cadence (every 3 days vs every 6 weeks). On price and device support there is nothing between them.

Both are free to download. Beebsi sells 1 in-app purchase, starting at $5.99 per month. ReactionX asks for nothing beyond the download.

ReactionX ships an update every 6 weeks, Beebsi every 3 days. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | ReactionX | Beebsi |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/reactionx/id1515855584/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 6 weeks | **Every 3 days** |
| Monetization | Free | — |
| Size | 34 MB | 35 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [学斌 赵](https://appshunter.io/developer/1514555505) | [Bartlomiej Loniewski](https://appshunter.io/developer/1874846791) |

## What reviewers say

### ReactionX

[App page](https://appshunter.io/ios/app/reactionx/id1515855584)

Enhance your athletic performance with this app, designed to be used with specialized training lamps. Improve your speed and reaction times through professional sports training exercises.

**Highlights:** Professional sports training, Speed improvement, Reaction time enhancement, Compatible with training lamps hardware

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

**In-app purchases:** none


### Beebsi

[App page](https://appshunter.io/ios/app/beebsi/id6775437186)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Beebsi Premium | $5.99 | per month |


## Frequently asked questions

### Is ReactionX free?

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

### Is Beebsi free?

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

### Do ReactionX or Beebsi have ads?

Beebsi shows ads; ReactionX does not.

### Which is updated more often, ReactionX or Beebsi?

ReactionX ships an update every 6 weeks, and Beebsi every 3 days. Most recently, ReactionX was updated on November 3, 2026 and Beebsi on October 31, 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.*