# Clicka! vs Reaction time trainer

Clicka! and Reaction time trainer both sit at 4.7 stars, but that hides the real split: 95% of Clicka!'s written reviews are positive against 54% of Reaction time trainer's. Clicka! also leads on ads (none vs shown) and update cadence (every 8 days vs every 2 months). Reaction time trainer's advantage is in-app purchases (none vs 2). On price, rating, device support and iOS requirement there is nothing between them.

Both are free to download. Clicka! sells 2 one-off in-app purchases. Reaction time trainer asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.7 for Clicka! against 4.6 for Reaction time trainer. That said, the two scores are not equally well evidenced: Clicka! has 2.9K ratings behind it against 311, so its average is the more settled of the two. Written reviews are what separate them: 95% of Clicka!'s written reviews are positive against 54% of Reaction time trainer's.

Clicka! ships an update every 8 days, Reaction time trainer every 2 months. The most recent releases landed on October 27, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | Clicka! | Reaction time trainer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (2.9K ratings)](https://appshunter.io/ios/app/clicka/id1067605464/reviews)** | [4.6 (311 ratings)](https://appshunter.io/ios/app/reaction-time-trainer-rs/id1198194881/reviews) |
| Number of ratings | **2.9K** | 311 |
| Positive reviews | **95.1% of reviews** | 53.6% of reviews |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Every 8 days** | Every 2 months |
| Monetization | **Free** | Ad-supported |
| Size | 2 MB | 8 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | **iPhone, iPad, iPod, Apple TV** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Calvin Liang](https://appshunter.io/developer/942371221) | [Masaharu Tsukamoto](https://appshunter.io/developer/939316877) |

## What reviewers say

### Clicka!

[App page](https://appshunter.io/ios/app/clicka/id1067605464)

This is a minimalist game where a number on the screen increments by one with each tap. It's designed as a simple time-waster with no complex mechanics or objectives.

**Highlights:** Number incrementing on click, Minimalist design, Time-wasting gameplay, Simple interface

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 2× Boost | $19.99 | one-time |
| 4× Boost | $139.99 | one-time |

**What reviewers like**

- 👍 Customizable click sounds and vibrations
- 👍 Addictive and satisfying to use
- 👍 Helps with ADHD and anxiety
- 👍 No ads or in-app purchases

**What reviewers complain about**

- 🐛 Crashes or freezes on some devices
- 🐛 Leaderboard issues or not working
- 🔋 Can be a major time sink

**Reported bugs**

- Leaderboard not updating properly
- Crashes when opening the app

**Requested features**

- Add a reset button
- Expand color and sound customization options
- Implement an endless mode or challenges


### 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


## Frequently asked questions

### Is Clicka! free?

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

### Is Reaction time trainer free?

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

### Which has better reviews, Clicka! or Reaction time trainer?

Clicka! is rated higher. Clicka! averages 4.7 out of 5 from 2.9K ratings, while Reaction time trainer averages 4.6 from 311 ratings.

### Do Clicka! or Reaction time trainer have ads?

Reaction time trainer shows ads; Clicka! does not.

### Which is updated more often, Clicka! or Reaction time trainer?

Clicka! ships an update every 8 days, and Reaction time trainer every 2 months. Most recently, Clicka! was updated on October 27, 2026 and Reaction time trainer on October 26, 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.*