# SpatialCognition vs AI Lie Detector.

The clearest difference is update cadence: AI Lie Detector. at every 2 days against SpatialCognition's every 5 months. SpatialCognition's advantage is review sentiment (22% vs 0%) and iOS requirement (7.0 vs 17.0). On price, ads, in-app purchases and monetization model 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, AI Lie Detector. every 2 days. The most recent releases landed on October 7, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | SpatialCognition | AI Lie Detector. |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/spatialcognition/id476539815/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | **22.2% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 2 days** |
| Monetization | Free | Free |
| Size | 5 MB | 12 MB |
| Requires iOS | **7.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [infinitysoftware Co.,Ltd](https://appshunter.io/developer/397323076) | [GKUER](https://appshunter.io/developer/1623974660) |

## 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, Vision Pro support

**In-app purchases:** none


### AI Lie Detector.

[App page](https://appshunter.io/ios/app/ai-lie-detector/id6746071721)

Engage in realistic Q&A sessions where an AI analyzes voice recordings to detect truthfulness. Powered by GPT-4, it evaluates context, logic, tone, and emotion, providing explanations for its judgments. This app is designed for entertainment and fun interactions.

**Highlights:** Voice-based Q&A analysis, AI truth/lie detection, GPT-4 powered analysis, Explanation of judgments, Psychological game for friends, Easy-to-use interface

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

**In-app purchases:** none


## Frequently asked questions

### Is SpatialCognition free?

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

### Is AI Lie Detector. free?

AI Lie Detector. is free to download, with no in-app purchases.

### Do SpatialCognition or AI Lie Detector. have ads?

Neither SpatialCognition nor AI Lie Detector. shows ads.

### Which is updated more often, SpatialCognition or AI Lie Detector.?

SpatialCognition ships an update every 5 months, and AI Lie Detector. every 2 days. Most recently, SpatialCognition was updated on October 7, 2026 and AI Lie Detector. on October 11, 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.*