# ABA vs Boom Cards

The clearest difference is price: Boom Cards at Free against ABA's $0.99. Boom Cards also leads on update cadence (every 3 months vs every 72 months). ABA's advantage is rating (4.2 vs 2.5) and review sentiment (67% vs 41%). On ads, in-app purchases, monetization model and device support there is nothing between them.

Boom Cards is free to download; ABA costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ABA holds the better App Store score, 4.2 against 2.5. That said, the two scores are not equally well evidenced: ABA has 32 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 67% of ABA's written reviews are positive against 41% of Boom Cards's.

ABA ships an update every 72 months, Boom Cards every 3 months. Both last shipped on October 15, 2026.

## The numbers

| Metric | ABA | Boom Cards |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[4.2 (32 ratings)](https://appshunter.io/ios/app/aba-problem-solving-what-does-not-belong/id450990906/reviews)** | [2.5 (4 ratings)](https://appshunter.io/ios/app/boom-cards/id1041141473/reviews) |
| Number of ratings | **32** | 4 |
| Positive reviews | **66.7% of reviews** | 40.6% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 72 months | **Every 3 months** |
| Monetization | Free | Free |
| Size | 37 MB | 34 MB |
| Requires iOS | **8.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Innovative Mobile Apps](https://appshunter.io/developer/420345423) | [Omega Labs Inc.](https://appshunter.io/developer/567183613) |

## What reviewers say

### ABA

[App page](https://appshunter.io/ios/app/aba-problem-solving-what-does-not-belong/id450990906)

This app helps young children develop problem-solving skills by identifying the item that doesn't belong in a group of four. It uses real photographs and customizable content to teach concepts like colors, shapes, and characteristics in an engaging, multi-sensory way.

**Highlights:** Identify the item that doesn't belong, Teaches colors, shapes, and characteristics, Add custom voice and items, Uses real photographs, Dynamic difficulty adjustment, Multi-sensory learning

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Great for special needs students
- 💡 Highly customizable options
- 🧠 Good for critical thinking
- 🧩 Useful for problem-solving
- 🗣️ Helps with vocabulary

**What reviewers complain about**

- 🐛 App stalls after updates
- 🐛 Crashes on concept level
- 🐛 Voiceover mispronunciation
- 🐛 Inappropriate image (marijuana leaf)
- 🐛 Visuals are horrible/ugly

**Reported bugs**

- Won't let me out of touch and learn segment
- Stalls after 3 or 4 pages
- Crashes on the concept level
- Voiceover mispronounces 'belong'
- One of the shapes is a marijuana leaf

**Requested features**

- Add accuracy percentage counter for documentation
- Add data collection system
- Create something with more vivid colors
- Make it much harder
- Make it more interesting to a toddler


### Boom Cards

[App page](https://appshunter.io/ios/app/boom-cards/id1041141473)

This app allows students to play interactive, self-grading digital flashcards on their iOS devices. It syncs with a teacher's account, enabling assignment of activities and performance tracking. Millions of educators trust this platform for engaging learning experiences.

**Highlights:** Self-grading digital flashcards, Synchronizes with Boom Classroom, Assign materials to classes, Review student performance, Access over 500,000 decks, Detailed student reports

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ABA free?

ABA costs $0.99, with no in-app purchases.

### Is Boom Cards free?

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

### Which has better reviews, ABA or Boom Cards?

ABA is rated higher. ABA averages 4.2 out of 5 from 32 ratings, while Boom Cards averages 2.5 from 4 ratings.

### Do ABA or Boom Cards have ads?

Neither ABA nor Boom Cards shows ads.

### Which is updated more often, ABA or Boom Cards?

ABA ships an update every 72 months, and Boom Cards every 3 months. Most recently, ABA was updated on October 15, 2026 and Boom Cards on October 15, 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.*