# AEA vs Model Engine Builder

The clearest difference is update cadence: Model Engine Builder at every 2 weeks against AEA's every 3 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. AEA sells 10 in-app purchases, starting at $7.99 per month and Model Engine Builder sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

AEA ships an update every 3 months, Model Engine Builder every 2 weeks. The most recent releases landed on October 9, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | AEA | Model Engine Builder |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.5 (2 ratings)](https://appshunter.io/ios/app/aea-online-strategy/id1453329905/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 58.3% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 45 MB | 20 MB |
| Requires iOS | 15.6 | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Berke Yalcin](https://appshunter.io/developer/1435895146) | [MIN GYu OH](https://appshunter.io/developer/6803589847) |

## What reviewers say

### AEA

[App page](https://appshunter.io/ios/app/aea-online-strategy/id1453329905)

Engage in a text-based online strategy game to build an empire, manage resources, and battle players globally. Coordinate with allies or taunt enemies through an in-depth chat system.

**Highlights:** Real-time strategy management, Turn-based PvP battles, Resource management, Global map exploration, In-depth chat system

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AEA - Premium Membership | $7.99 | per month |
| 100 Emerald | $0.99 | one-time |
| 500 Emerald | $0.99 | one-time |
| 1000 Emerald | $0.99 | one-time |
| 5000 Emerald | $0.99 | one-time |
| AEA - Starter Package | $0.99 | one-time |
| AEA - Advanced Package | $0.99 | one-time |
| Premium Membership Package | $0.99 | one-time |
| 10000 Emerald | $1.99 | one-time |
| 50000 Emerald | $5.99 | one-time |


### Model Engine Builder

[App page](https://appshunter.io/ios/app/model-engine-builder/id6803801661)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| removeads | $1.99 | one-time |


## Frequently asked questions

### Is AEA free?

AEA is free to download, with in-app purchases available.

### Is Model Engine Builder free?

Model Engine Builder is free to download, with in-app purchases available.

### Do AEA or Model Engine Builder have ads?

Both AEA and Model Engine Builder show ads.

### Which is updated more often, AEA or Model Engine Builder?

AEA ships an update every 3 months, and Model Engine Builder every 2 weeks. Most recently, AEA was updated on October 9, 2026 and Model Engine Builder on October 4, 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.*