# Reaction Time & Reflex vs Simple Reaction Timer

The clearest difference is in-app purchases: Simple Reaction Timer at none against Reaction Time & Reflex's 10. Simple Reaction Timer also leads on update cadence (daily vs every 9 days). Reaction Time & Reflex's advantage is ads (none vs shown) and iOS requirement (15.3 vs 17.6). On price and device support there is nothing between them.

Both are free to download. Reaction Time & Reflex sells 8 in-app purchases, starting at $2.99 per 7 days. Simple Reaction Timer asks for nothing beyond the download.

Reaction Time & Reflex ships an update every 9 days, Simple Reaction Timer daily. The most recent releases landed on November 8, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Reaction Time & Reflex | Simple Reaction Timer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (222 ratings)](https://appshunter.io/ios/app/reaction-time-and-reflex/id6560115310/reviews)** | — |
| Number of ratings | **222** | — |
| Positive reviews | 56.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 9 days | **Daily** |
| Monetization | Free with in-app purchases | — |
| Size | 71 MB | 10 MB |
| Requires iOS | **15.3** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Jan Augustyniak](https://appshunter.io/developer/1739379260) | [ANDREW MARTYN BANNER](https://appshunter.io/developer/1785719851) |

## What reviewers say

### Reaction Time & Reflex

[App page](https://appshunter.io/ios/app/reaction-time-and-reflex/id6560115310)

Test and train your reflexes with a collection of fun mini-games. Measure your reaction speed in milliseconds, track your progress with detailed graphs, and compete with players worldwide on leaderboards. Challenge friends in 2-player duels.

**Highlights:** Reaction time testing, Reflex training mini-games, Progress tracking with graphs, Global leaderboards, 2-player duels, Achievements

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited Access | $2.99 | per 7 days |
| Unlimited Access | $4.99 | per month |
| Unlimited Access | $4.99 | per 7 days |
| Unlimited Access | $7.99 | per month |
| Unlimited Access | $19.99 | per year |
| Unlimited Access | $19.99 | per year |
| Unlimited Access | $14.99 | one-time |
| Unlimited Access | $29.99 | one-time |

**What reviewers like**

- 💡 Creative and new mini-games
- 🚫 No spammy ads
- 🚫 Doesn't shove purchases
- 👍 Enjoyable and fun games
- 👍 Great for human evolution

**What reviewers complain about**

- 💸 Limited free games
- 💸 Paywall for most games
- 💸 Only two games free
- 💸 Not worth downloading without pay
- 💸 Pro version error #3

**Reported bugs**

- Horrid hit registration on falling circles
- App tracks location
- Pro version error #3
- Sound not working
- Lagging with good network

**Requested features**

- Colorblind mode
- More free games
- Unlock games in-game
- Fix falling circles minigame
- Geometry Dash game


### Simple Reaction Timer

[App page](https://appshunter.io/ios/app/simple-reaction-timer/id6752825952)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Reaction Time & Reflex free?

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

### Is Simple Reaction Timer free?

Simple Reaction Timer is free to download, with no in-app purchases.

### Do Reaction Time & Reflex or Simple Reaction Timer have ads?

Simple Reaction Timer shows ads; Reaction Time & Reflex does not.

### Which is updated more often, Reaction Time & Reflex or Simple Reaction Timer?

Reaction Time & Reflex ships an update every 9 days, and Simple Reaction Timer daily. Most recently, Reaction Time & Reflex was updated on November 8, 2026 and Simple Reaction Timer on November 5, 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.*