# Understanding Behavior BCBA vs BCBA Gauge

The clearest difference is rating: Understanding Behavior BCBA at 5.0 against BCBA Gauge's 3.3. Understanding Behavior BCBA also leads on ads (none vs shown) and ratings volume (89 vs 3). BCBA Gauge's advantage is iOS requirement (13.0 vs 15.2). On price, review sentiment, in-app purchases and monetization model there is nothing between them.

Both are free to download. Understanding Behavior BCBA sells 4 one-off in-app purchases and BCBA Gauge sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

Understanding Behavior BCBA holds the better App Store score, 5.0 against 3.3. That said, the two scores are not equally well evidenced: Understanding Behavior BCBA has 89 ratings behind it against 3, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.

Understanding Behavior BCBA ships an update every 2 months, BCBA Gauge every 5 months. The most recent releases landed on October 20, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Understanding Behavior BCBA | BCBA Gauge |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (89 ratings)](https://appshunter.io/ios/app/understanding-behavior-bcba/id6739206472/reviews)** | [3.3 (3 ratings)](https://appshunter.io/ios/app/bcba-gauge-bcba-exams-prep/id6745793062/reviews) |
| Number of ratings | **89** | 3 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 2 months** | Every 5 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 119 MB | 74 MB |
| Requires iOS | 15.2 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Understanding Behavior LLC](https://appshunter.io/developer/1784214734) | [Derrick Ochieng](https://appshunter.io/developer/1813909071) |

## What reviewers say

### Understanding Behavior BCBA

[App page](https://appshunter.io/ios/app/understanding-behavior-bcba/id6739206472)

Prepare for your BCBA/BCaBA certification exam with this comprehensive study tool. Access free practice questions, mini mock exams, and courses. Connect with a supportive community and find affordable study materials to help you pass.

**Highlights:** Free mini mock exams, Free fluency questions, Free courses (coming soon), Notifications for free study groups, Access to paid study products, Community interaction

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Study Hall Notes & Recordings | $19.99 | one-time |
| Fluency Questions | $39.99 | one-time |
| Mini Mocks UB | $99.00 | one-time |
| Comprehensive BCBA Exam Course | $324.99 | one-time |

**What reviewers like**

- 🚀 Excellent prep material
- 👍 Fun and clarity
- 🚀 Life saver
- 🚀 Study Materials that WORK
- 👍 Easy to Use


### BCBA Gauge

[App page](https://appshunter.io/ios/app/bcba-gauge-bcba-exams-prep/id6745793062)

Prepare for BCBA exams with a vast question bank and realistic mock tests. Deepen understanding with detailed explanations and focus on specific behavior analysis categories. Track progress and bookmark questions for effective study.

**Highlights:** Comprehensive question database, Realistic mock exams, Detailed answer explanations, Category-specific practice, Progress tracking analytics, Bookmark questions, Customizable study settings

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Access all exams - Monthly | $1.99 | per month |
| Access all exams - Yearly | $17.99 | per year |


## Frequently asked questions

### Is Understanding Behavior BCBA free?

Understanding Behavior BCBA is free to download, with in-app purchases available.

### Is BCBA Gauge free?

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

### Which has better reviews, Understanding Behavior BCBA or BCBA Gauge?

Understanding Behavior BCBA is rated higher. Understanding Behavior BCBA averages 5.0 out of 5 from 89 ratings, while BCBA Gauge averages 3.3 from 3 ratings.

### Do Understanding Behavior BCBA or BCBA Gauge have ads?

BCBA Gauge shows ads; Understanding Behavior BCBA does not.

### Which is updated more often, Understanding Behavior BCBA or BCBA Gauge?

Understanding Behavior BCBA ships an update every 2 months, and BCBA Gauge every 5 months. Most recently, Understanding Behavior BCBA was updated on October 20, 2026 and BCBA Gauge on October 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.*