Comparison

Big or Small 2 vs ABA Exam (BCBA)

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Big or Small 2

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
Read full description

Is your child understanding key developmental concepts like “big” and “small”? Big or Small 2 is a compact, structured learning tool designed for young children—especially those with language delays—to explore foundational ideas like size, quantity, and numbers through playful interaction. At around 30 months, many children begin to grasp basic language and spatial concepts. This app helps you determine if your child is on track—and helps them move forward confidently. Key Features • Learn concepts like big, small, quantity, numbers, and position • Encourages comprehension through visuals and audio prompts • Reinforcement built on the principles of Applied Behavior Analysis (ABA) • Friendly interface for toddlers and preschoolers • Use your native language to communicate instructions • Includes uppercase and lowercase letters A–Z, and numbers 1–20 Built for Parents & Professionals Big or Small 2 is designed for families, speech therapists, and educators to support early language screening and enrichment. Even if English isn’t your first language, the app’s structure allows flexible use with translation by a parent or educator. Multilingual-Friendly Translate instructions in real-time and focus on core concepts. The app is also a great introduction to English letters and numbers for bilingual children. Developmental Note By 30 months, children typically begin to understand contrasts in size, quantity, and space. However, every child develops at their own pace. If you have concerns about your child’s language development, consult a healthcare or educational professional. We’d love your feedback. Have suggestions or questions? Reach out to us via the support link in the app.

About

ABA Exam (BCBA)

Features
Read full description

Take the (BCBA) ABA Applied Behavior Analysis Practice Exams and sharpen your skills in preparation for your real exam. You’ll be challenged with hundreds of questions from every subject. Effective offline preparation tool for behavioral principles for 'Board Certified Behavior Analyst' examination, this App is designed to help you pass ABA exam on your first attempt! - Perfect for anyone wanting to practice for their exam - Take the practice mock exam as many times as you want in a safe, risk-free environment - Practice anywhere no internet connection required - Each exam is different, providing you with access to a variety of questions - New questions are added regularly Key features: - Four Study Modes: Study, Practice, Flashcard and Stress Test - No Internet connection required after download - App works on both iPad and iPhone at no extra cost - Slick fast app to help you pass first time ! A superb revision app and confidence builder for challenging question types.

Screenshots

Big or Small 24 screens
ABA Exam (BCBA)4 screens

Verdict

The call

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.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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.

UpkeepUpdate frequency

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.

Scorecard3 real differences · 7 level
Big or Small 2 versus ABA Exam (BCBA): the parameters behind the verdict, then further details
ParameterBig or Small 2ABA Exam (BCBA)
Price$4.99 — better$8.99
Rating2.3 (3 ratings) — better—
Positive reviews0.0% of reviews—
Number of ratings3 — better—
Update frequencyEvery 8 months — betterEvery 39 months
AdsNoNo
In-app purchasesNoNo
MonetizationPaid—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.112.0 — better
Further details — not scored
Size25 MB32 MB
Age rating4+4+
DeveloperAME Mobile Inc.Adnan Sheikh

In-app purchases

None

Big or Small 2

No in-app purchases

None

ABA Exam (BCBA)

No in-app purchases

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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