# SpatialCognition vs Surprised!ReactionTimeChecker?

The clearest difference is ads: SpatialCognition at none against Surprised!ReactionTimeChecker?'s shown. SpatialCognition also leads on monetization model (free vs ad-supported) and iOS requirement (7.0 vs 15.6). On price, review sentiment, update cadence and in-app purchases there is nothing between them.

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

SpatialCognition ships an update every 5 months, Surprised!ReactionTimeChecker? every 6 months. The most recent releases landed on June 5, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | SpatialCognition | Surprised!ReactionTimeChecker? |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/spatialcognition/id476539815/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 5 months** | Every 6 months |
| Monetization | **Free** | Ad-supported |
| Size | 5 MB | 24 MB |
| Requires iOS | **7.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [infinitysoftware Co.,Ltd](https://appshunter.io/developer/397323076) | [NSC, K.K.](https://appshunter.io/developer/501890400) |

## What reviewers say

### SpatialCognition

[App page](https://appshunter.io/ios/app/spatialcognition/id476539815)

This application measures and trains your spatial cognitive abilities through a series of engaging games. It assesses accuracy, speed, and spatial recognition, allowing you to compete globally and earn titles.

**Highlights:** Measures space cognitive power, Trains accuracy and speed, Four distinct game types, Global leaderboards, Earn titles for achievements

**Features:** macOS Compatibility

**In-app purchases:** none


### Surprised!ReactionTimeChecker?

[App page](https://appshunter.io/ios/app/surprisedreactiontimechecker/id553393907)

This app captures photos of users when they are startled by sudden fear images. It's designed for playful pranks to surprise friends and family, documenting their genuine reactions. Note that it utilizes sound effects even in silent mode and requires camera permissions.

**Highlights:** Sudden fear image display, Captures user's surprised photo, Sound effects in silent mode, Requires camera permission, Prank and surprise friends

**In-app purchases:** none


## Frequently asked questions

### Is SpatialCognition free?

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

### Is Surprised!ReactionTimeChecker? free?

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

### Do SpatialCognition or Surprised!ReactionTimeChecker? have ads?

Surprised!ReactionTimeChecker? shows ads; SpatialCognition does not.

### Which is updated more often, SpatialCognition or Surprised!ReactionTimeChecker??

SpatialCognition ships an update every 5 months, and Surprised!ReactionTimeChecker? every 6 months. Most recently, SpatialCognition was updated on June 5, 2026 and Surprised!ReactionTimeChecker? on June 1, 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.*