# Big or Small 2 vs ABA Exam (BCBA)

The clearest difference is update cadence: Big or Small 2 at every 8 months against ABA Exam (BCBA)'s every 39 months. Big or Small 2 also leads on price ($4.99 vs $8.99). ABA Exam (BCBA)'s advantage is iOS requirement (12.0 vs 15.1). On ads, in-app purchases and device support there is nothing between them.

Big or Small 2 costs $4.99 and ABA Exam (BCBA) $8.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Big or Small 2 ships an update every 8 months, ABA Exam (BCBA) every 39 months. The most recent releases landed on October 23, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | Big or Small 2 | ABA Exam (BCBA) |
| --- | --- | --- |
| Price | **$4.99** | $8.99 |
| Rating | **[2.3 (3 ratings)](https://appshunter.io/ios/app/big-or-small-2/id429988765/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 8 months** | Every 39 months |
| Monetization | Paid | — |
| Size | 25 MB | 32 MB |
| Requires iOS | 15.1 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [AME Mobile Inc.](https://appshunter.io/developer/384838622) | [Adnan Sheikh](https://appshunter.io/developer/478871268) |

## What reviewers say

### Big or Small 2

[App page](https://appshunter.io/ios/app/big-or-small-2/id429988765)

This app helps young children, particularly those with language delays, learn fundamental concepts like size, quantity, and numbers through interactive play. It's designed to support early language development and comprehension using visuals and audio prompts.

**Highlights:** Teaches big, small, quantity, numbers, and position, Uses visuals and audio prompts for comprehension, Reinforcement based on ABA principles, Friendly interface for toddlers and preschoolers, Supports native language instructions, Includes letters A-Z and numbers 1-20

**Features:** macOS Compatibility

**In-app purchases:** none


### ABA Exam (BCBA)

[App page](https://appshunter.io/ios/app/aba-exam-bcba/id1550588734)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Big or Small 2 free?

Big or Small 2 costs $4.99, with no in-app purchases.

### Is ABA Exam (BCBA) free?

ABA Exam (BCBA) costs $8.99, with no in-app purchases.

### Do Big or Small 2 or ABA Exam (BCBA) have ads?

Neither Big or Small 2 nor ABA Exam (BCBA) shows ads.

### Which is updated more often, Big or Small 2 or ABA Exam (BCBA)?

Big or Small 2 ships an update every 8 months, and ABA Exam (BCBA) every 39 months. Most recently, Big or Small 2 was updated on October 23, 2026 and ABA Exam (BCBA) on September 26, 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.*