# ReactionX vs IMBODY

The clearest difference is review sentiment: ReactionX at 100% against IMBODY's 0%. ReactionX also leads on rating (5.0 vs 1.0) and ratings volume (3 vs 1). IMBODY's advantage is iOS requirement (13.0 vs 15.1). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ReactionX holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 3 and 1 respectively. Written reviews point the same way: 100% of ReactionX's written reviews are positive against 0% of IMBODY's.

ReactionX ships an update every 6 weeks, IMBODY monthly. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | ReactionX | IMBODY |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/reactionx/id1515855584/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/imbody/id6739936068/reviews) |
| Number of ratings | **3** | 1 |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Monthly** |
| Monetization | Free | Free |
| Size | 34 MB | 200 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [学斌 赵](https://appshunter.io/developer/1514555505) | [Shuzhiyinli(Xiamen)Sports Technology Co., LTD](https://appshunter.io/developer/1680667626) |

## 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


### IMBODY

[App page](https://appshunter.io/ios/app/imbody/id6739936068)

This application helps users track, analyze, and optimize their exercise data for more efficient workouts. It provides accurate data support to enhance your fitness journey.

**Highlights:** Track exercise data, Analyze workout performance, Optimize exercise routines, Accurate data support, Enhance workout efficiency

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

**In-app purchases:** none


## Frequently asked questions

### Is ReactionX free?

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

### Is IMBODY free?

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

### Which has better reviews, ReactionX or IMBODY?

ReactionX is rated higher. ReactionX averages 5.0 out of 5 from 3 ratings, while IMBODY averages 1.0 from 1 ratings.

### Do ReactionX or IMBODY have ads?

Neither ReactionX nor IMBODY shows ads.

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

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