# Reflex Test & Reaction Time vs On Time

The clearest difference is update cadence: On Time at every 2 days against Reflex Test & Reaction Time's every 4 months. On Time also leads on monetization model (free vs free with in-app purchases). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Reflex Test & Reaction Time sells 1 one-off in-app purchase and On Time sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Reflex Test & Reaction Time ships an update every 4 months, On Time every 2 days. The most recent releases landed on October 8, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Reflex Test & Reaction Time | On Time |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.6 (39 ratings)](https://appshunter.io/ios/app/on-time-timer-game/id6758968921/reviews)** |
| Number of ratings | — | **39** |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 4 months | **Every 2 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 41 MB | 72 MB |
| Requires iOS | **14.0.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ethem Yavuz](https://appshunter.io/developer/1592978206) | [Byung Hun Lee](https://appshunter.io/developer/1873891172) |

## What reviewers say

### Reflex Test & Reaction Time

[App page](https://appshunter.io/ios/app/reflex-test-and-reaction-time/id6746488281)

Sharpen your mind and boost reaction time with engaging mini-games. Improve focus, speed, and cognitive agility through scientifically designed challenges. Track progress and aim for peak mental performance.

**Highlights:** 4 exciting mini-games, Reaction time tests, Focus and concentration training, Hand-eye coordination challenges, Progress tracking and stats, Personalized brain training

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |


### On Time

[App page](https://appshunter.io/ios/app/on-time-timer-game/id6758968921)

Test your internal clock by stopping a timer at precisely 10 seconds. Compete globally with three distinct game modes and unlockable themes. It's a simple yet challenging game of timing and focus.

**Highlights:** One-tap gameplay, Three distinct game modes, Extended precision timing, Global leaderboards, Unlockable themes, Daily challenges

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 10 Stars | $0.99 | one-time |
| Remove Ads | $2.99 | one-time |
| 60 Stars | $4.99 | one-time |


## Frequently asked questions

### Is Reflex Test & Reaction Time free?

Reflex Test & Reaction Time is free to download, with in-app purchases available.

### Is On Time free?

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

### Do Reflex Test & Reaction Time or On Time have ads?

Both Reflex Test & Reaction Time and On Time show ads.

### Which is updated more often, Reflex Test & Reaction Time or On Time?

Reflex Test & Reaction Time ships an update every 4 months, and On Time every 2 days. Most recently, Reflex Test & Reaction Time was updated on October 8, 2026 and On Time on October 6, 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.*