# ABA vs Lexico Comprendre 1 Pro

The clearest difference is price: ABA at $0.99 against Lexico Comprendre 1 Pro's $24.99. ABA also leads on device support (3 vs 1) and iOS requirement (8.0 vs 15.0). Lexico Comprendre 1 Pro's advantage is update cadence (every 5 weeks vs every 72 months). On ads and in-app purchases there is nothing between them.

ABA costs $0.99 and Lexico Comprendre 1 Pro $24.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ABA ships an update every 72 months, Lexico Comprendre 1 Pro every 5 weeks. The most recent releases landed on November 1, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | ABA | Lexico Comprendre 1 Pro |
| --- | --- | --- |
| Price | **$0.99** | $24.99 |
| Rating | **[4.2 (32 ratings)](https://appshunter.io/ios/app/aba-problem-solving-what-does-not-belong/id450990906/reviews)** | — |
| Number of ratings | **32** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 72 months | **Every 5 weeks** |
| Monetization | Free | — |
| Size | 37 MB | 97 MB |
| Requires iOS | **8.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Innovative Mobile Apps](https://appshunter.io/developer/420345423) | [Pappy GmbH](https://appshunter.io/developer/461368271) |

## 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


### Lexico Comprendre 1 Pro

[App page](https://appshunter.io/ios/app/lexico-comprendre-1-pro/id795761900)

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

**In-app purchases:** none


## Frequently asked questions

### Is ABA free?

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

### Is Lexico Comprendre 1 Pro free?

Lexico Comprendre 1 Pro costs $24.99, with no in-app purchases.

### Do ABA or Lexico Comprendre 1 Pro have ads?

Neither ABA nor Lexico Comprendre 1 Pro shows ads.

### Which is updated more often, ABA or Lexico Comprendre 1 Pro?

ABA ships an update every 72 months, and Lexico Comprendre 1 Pro every 5 weeks. Most recently, ABA was updated on November 1, 2026 and Lexico Comprendre 1 Pro on November 6, 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.*