# ABA vs Math Kids

The clearest difference is price: Math Kids at Free against ABA's $0.99. Math Kids also leads on update cadence (fortnightly vs every 72 months) and rating (4.6 vs 4.2). ABA's advantage is iOS requirement (8.0 vs 13.0). On ads, in-app purchases, monetization model and device support there is nothing between them.

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

Math Kids holds the better App Store score, 4.6 against 4.2. That said, the two scores are not equally well evidenced: Math Kids has 8.7K ratings behind it against 32, 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 83% of Math Kids's.

ABA ships an update every 72 months, Math Kids fortnightly. The most recent releases landed on October 15, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | ABA | Math Kids |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | [4.2 (32 ratings)](https://appshunter.io/ios/app/aba-problem-solving-what-does-not-belong/id450990906/reviews) | **[4.6 (8.7K ratings)](https://appshunter.io/ios/app/math-kids-addsubtractcount/id1272098657/reviews)** |
| Number of ratings | 32 | **8.7K** |
| Positive reviews | 66.7% of reviews | **83.2% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 72 months | **Fortnightly** |
| Monetization | Free | Free |
| Size | 37 MB | 248 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) | [RV AppStudios LLC](https://appshunter.io/developer/340181308) |

## 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


### Math Kids

[App page](https://appshunter.io/ios/app/math-kids-addsubtractcount/id1272098657)

This app introduces young children to fundamental math concepts like counting, addition, and subtraction through engaging mini-games. It helps develop logical skills and provides a strong educational foundation for early learners.

**Highlights:** Counting objects, Comparing numbers, Addition puzzles, Subtraction puzzles, Number identification, Progress tracking

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Fun and engaging for kids
- 🚀 Intuitive and easy to use
- 💡 Variety of math exercises
- 🎉 Rewarding system with certificates and stickers
- 🆓 Free and ad-free app

**What reviewers complain about**

- 🐛 Occasional freezing or crashing issues
- 🌐 Lack of language options (Russian not working)
- 🤔 Some users find the content too easy

**Reported bugs**

- Russian language not loading properly
- Drag and drop functionality not working as expected

**Requested features**

- Add more advanced math levels
- Provide ability to adjust difficulty settings
- Introduce new game modes or themes


## Frequently asked questions

### Is ABA free?

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

### Is Math Kids free?

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

### Which has better reviews, ABA or Math Kids?

Math Kids is rated higher. ABA averages 4.2 out of 5 from 32 ratings, while Math Kids averages 4.6 from 8.7K ratings.

### Do ABA or Math Kids have ads?

Neither ABA nor Math Kids shows ads.

### Which is updated more often, ABA or Math Kids?

ABA ships an update every 72 months, and Math Kids fortnightly. Most recently, ABA was updated on October 15, 2026 and Math Kids on October 19, 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.*