# Reaction time trainer vs Domain Echoing

The clearest difference is ads: Domain Echoing at none against Reaction time trainer's shown. Domain Echoing also leads on iOS requirement (13.0 vs 15.6). On price, in-app purchases and device support there is nothing between them.

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

## The numbers

| Metric | Reaction time trainer | Domain Echoing |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (311 ratings)](https://appshunter.io/ios/app/reaction-time-trainer-rs/id1198194881/reviews)** | — |
| Number of ratings | **311** | — |
| Positive reviews | 53.6% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | — |
| Monetization | Ad-supported | — |
| Size | 8 MB | 371 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 9+ |
| Developer | [Masaharu Tsukamoto](https://appshunter.io/developer/939316877) | [军 于](https://appshunter.io/developer/1787824819) |

## What reviewers say

### Reaction time trainer

[App page](https://appshunter.io/ios/app/reaction-time-trainer-rs/id1198194881)

Enhance your reflexes with a quick reaction test. Tap as many targets as possible within a 30-second timeframe. This training app is perfect for improving performance in games and sports, allowing you to compete with others.

**Highlights:** Reaction speed test, Tap targets quickly, 30-second challenges, Game Center login, Global rankings

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

**In-app purchases:** none

**What reviewers like**

- 👍 Effective aim trainer
- 👍 Improves reaction time
- 👍 Simple and effective
- 👍 Fun and addictive
- 👍 Good for stress relief

**What reviewers complain about**

-  광고 Excessive ads
- 広告 Ads interrupt gameplay
- 広告 Ads appear too frequently
- 広告 Ads are distracting
- 広告 Ads are intrusive

**Reported bugs**

- Targets spawn too close
- Buttons overlap and are hard to see
- Game lags or has visual glitches
- Game requires internet connection
- Fake ad rewards

**Requested features**

- More game modes and challenges
- Leaderboard fixes for cheaters
- Option to disable ads (paid)
- Horizontal screen support
- Better timing for ad displays


### Domain Echoing

[App page](https://appshunter.io/ios/app/domain-echoing/id6740004105)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Reaction time trainer free?

Reaction time trainer is free to download, with no in-app purchases.

### Is Domain Echoing free?

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

### Do Reaction time trainer or Domain Echoing have ads?

Reaction time trainer shows ads; Domain Echoing does not.

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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.*