# BehaviorIQ vs StudyNinja

The clearest difference is in-app purchases: StudyNinja at none against BehaviorIQ's 2. StudyNinja also leads on iOS requirement (13.0 vs 16.4). BehaviorIQ's advantage is ads (none vs shown). On price, update cadence and device support there is nothing between them.

Both are free to download. BehaviorIQ sells 2 in-app purchases, starting at $3.99 per month. StudyNinja asks for nothing beyond the download.

BehaviorIQ ships an update every 10 days, StudyNinja every 2 weeks. The most recent releases landed on September 15, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | BehaviorIQ | StudyNinja |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Every 10 days** | Every 2 weeks |
| Monetization | Free | — |
| Size | 55 MB | 50 MB |
| Requires iOS | 16.4 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Lucainson Raymond](https://appshunter.io/developer/1805397683) | [Pankaj Jangid](https://appshunter.io/developer/1880994489) |

## What reviewers say

### BehaviorIQ

[App page](https://appshunter.io/ios/app/behavioriq-cognitive-bias/id6767932928)

Explore hidden cognitive biases that influence your daily decisions in finances, relationships, and more. Interactive quizzes and real-world scenarios help you identify and counteract mental traps, improving your judgment and critical thinking.

**Highlights:** Interactive quizzes on cognitive biases, Real-world scenario examples, Explanations of biases and how to counteract them, Progress tracking and personalized insights, Covers biases in finance, relationships, health, and more, Engaging, game-like learning experience

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Plan | $3.99 | per month |
| Annual Plan | $19.99 | per year |


### StudyNinja

[App page](https://appshunter.io/ios/app/studyninja/id6772452362)

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

**In-app purchases:** none


## Frequently asked questions

### Is BehaviorIQ free?

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

### Is StudyNinja free?

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

### Do BehaviorIQ or StudyNinja have ads?

StudyNinja shows ads; BehaviorIQ does not.

### Which is updated more often, BehaviorIQ or StudyNinja?

BehaviorIQ ships an update every 10 days, and StudyNinja every 2 weeks. Most recently, BehaviorIQ was updated on September 15, 2026 and StudyNinja on September 10, 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.*