# MN Executive Function Scale vs Obradovic Lab AMES

The clearest difference is rating: Obradovic Lab AMES at 5.0 against MN Executive Function Scale's 3.0. Obradovic Lab AMES also leads on monetization model (free vs subscription) and iOS requirement (11.0 vs 15.1). MN Executive Function Scale's advantage is update cadence (every 2 months vs every 5 months). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Obradovic Lab AMES holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 2 and 2 respectively.

MN Executive Function Scale ships an update every 2 months, Obradovic Lab AMES every 5 months. The most recent releases landed on September 2, 2026 and June 9, 2026 respectively.

## The numbers

| Metric | MN Executive Function Scale | Obradovic Lab AMES |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (2 ratings)](https://appshunter.io/ios/app/mn-executive-function-scale/id967184252/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/obradovic-lab-ames/id1347960558/reviews)** |
| Number of ratings | 2 | 2 |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 5 months |
| Monetization | Subscription | **Free** |
| Size | 31 MB | 32 MB |
| Requires iOS | 15.1 | **11.0** |
| Devices | iPad | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Reflection Sciences LLC](https://appshunter.io/developer/967184251) | [Stanford University](https://appshunter.io/developer/292922032) |

## What reviewers say

### MN Executive Function Scale

[App page](https://appshunter.io/ios/app/mn-executive-function-scale/id967184252)

This app provides a brief, standardized assessment of executive function skills for ages 2 and up. Developed by neuroscience experts, it uses an engaging virtual card-sorting game to measure cognitive flexibility, working memory, and inhibitory control. Results are accessible via a secure web portal for tracking growth and early detection of difficulties.

**Highlights:** Standardized executive function assessment, Virtual card-sorting game, Adaptive to individual ability, Measures cognitive flexibility, working memory, inhibitory control, Secure web portal for score access and tracking, Early detection of EF difficulties, Formative assessment for educational programs

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

**In-app purchases:** none


### Obradovic Lab AMES

[App page](https://appshunter.io/ios/app/obradovic-lab-ames/id1347960558)

This iPad application is designed for researchers to assess executive functions and delay of gratification in children. It features three distinct tasks and has been validated with children aged 4-12 across multiple countries.

**Highlights:** Executive function assessment, Delay of gratification tasks, Child-focused research tool, Validated with ages 4-12, Cross-cultural testing

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is MN Executive Function Scale free?

MN Executive Function Scale is free to download, with no in-app purchases.

### Is Obradovic Lab AMES free?

Obradovic Lab AMES is free to download, with no in-app purchases.

### Which has better reviews, MN Executive Function Scale or Obradovic Lab AMES?

Obradovic Lab AMES is rated higher. MN Executive Function Scale averages 3.0 out of 5 from 2 ratings, while Obradovic Lab AMES averages 5.0 from 2 ratings.

### Do MN Executive Function Scale or Obradovic Lab AMES have ads?

Neither MN Executive Function Scale nor Obradovic Lab AMES shows ads.

### Which is updated more often, MN Executive Function Scale or Obradovic Lab AMES?

MN Executive Function Scale ships an update every 2 months, and Obradovic Lab AMES every 5 months. Most recently, MN Executive Function Scale was updated on September 2, 2026 and Obradovic Lab AMES on June 9, 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.*