# ReactionTimeChecker vs Orbitum Lite

The clearest difference is rating: Orbitum Lite at 4.7 against ReactionTimeChecker's 1.0. Orbitum Lite also leads on review sentiment (60% vs 33%) and ratings volume (3 vs 1). ReactionTimeChecker's advantage is in-app purchases (none vs 1). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Orbitum Lite sells 1 one-off in-app purchase. ReactionTimeChecker asks for nothing beyond the download.

Orbitum Lite holds the better App Store score, 4.7 against 1.0. Both are backed by a comparable volume of ratings — 1 and 3 respectively. Written reviews point the same way: 33% of ReactionTimeChecker's written reviews are positive against 60% of Orbitum Lite's.

ReactionTimeChecker ships an update every 7 months, Orbitum Lite every 5 months. The most recent releases landed on October 3, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | ReactionTimeChecker | Orbitum Lite |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/reactiontimechecker/id537191082/reviews) | **[4.7 (3 ratings)](https://appshunter.io/ios/app/orbitum-lite/id889944056/reviews)** |
| Number of ratings | 1 | **3** |
| Positive reviews | 33.3% of reviews | **60.3% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 7 months | **Every 5 months** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 22 MB | 47 MB |
| Requires iOS | 15.6 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [NSC, K.K.](https://appshunter.io/developer/501890400) | [Happymagenta UAB](https://appshunter.io/developer/1105393733) |

## What reviewers say

### ReactionTimeChecker

[App page](https://appshunter.io/ios/app/reactiontimechecker/id537191082)

Test your reflexes by tapping a color-changing button as quickly as possible. Compete with others through online leaderboards and receive an evaluation of your performance.

**Highlights:** Reaction time testing, Color-changing button gameplay, Score and evaluation display, Online ranking system, Automatic result upload

**Features:** macOS Compatibility

**In-app purchases:** none


### Orbitum Lite

[App page](https://appshunter.io/ios/app/orbitum-lite/id889944056)

A hypnotic rhythm-based reflex game where players switch orbits to survive. It offers a challenging yet serene arcade experience with simple tap controls that test dexterity and keep the mind engaged with stimulating techno music.

**Highlights:** Rhythm-based gameplay, Tap controls, Increasing difficulty, Stimulating techno soundtrack, Cosmic theme, Dexterity testing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Version | $2.99 | one-time |

**What reviewers like**

- 👍 Addictive gameplay
- 🎶 Great music and sound
- 💡 Unique concept
- ✨ Visually stunning
- ⏱️ Good time killer

**What reviewers complain about**

- 🐛 Frequent crashes
- 😵 Dizzying visuals
- ❌ Ads interrupt gameplay
- 📉 High difficulty after level 5
- ❓ Unlocking issues

**Reported bugs**

- App crashes frequently
- App won't open
- Black screen on iPhone
- Freezes mid-game
- High score not saved

**Requested features**

- Add new seasonal music tracks
- Display highest score recording
- Remove hyper jump feature


## Frequently asked questions

### Is ReactionTimeChecker free?

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

### Is Orbitum Lite free?

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

### Which has better reviews, ReactionTimeChecker or Orbitum Lite?

Orbitum Lite is rated higher. ReactionTimeChecker averages 1.0 out of 5 from 1 ratings, while Orbitum Lite averages 4.7 from 3 ratings.

### Do ReactionTimeChecker or Orbitum Lite have ads?

Both ReactionTimeChecker and Orbitum Lite show ads.

### Which is updated more often, ReactionTimeChecker or Orbitum Lite?

ReactionTimeChecker ships an update every 7 months, and Orbitum Lite every 5 months. Most recently, ReactionTimeChecker was updated on October 3, 2026 and Orbitum Lite on October 19, 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.*