# Engineering AI vs ArchGen

The clearest difference is price: ArchGen at Free against Engineering AI's $3.99. ArchGen also leads on iOS requirement (16.0 vs 26.0). Engineering AI's advantage is ads (none vs shown). On rating, ratings volume, update cadence and in-app purchases there is nothing between them.

ArchGen is free to download; Engineering AI costs $3.99 up front. Engineering AI sells 3 one-off in-app purchases and ArchGen sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for Engineering AI against 5.0 for ArchGen. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

Engineering AI ships an update every 9 days, ArchGen every 10 days. The most recent releases landed on September 15, 2026 and August 7, 2026 respectively.

## The numbers

| Metric | Engineering AI | ArchGen |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/engineering-ai/id6473126060/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/archgen/id6740180568/reviews) |
| Number of ratings | 1 | 1 |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 9 days** | Every 10 days |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 31 MB | 69 MB |
| Requires iOS | 26.0 | **16.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Pretiosa Coins](https://appshunter.io/developer/1576468483) | [Aleksandr Pulatov](https://appshunter.io/developer/1786693056) |

## What reviewers say

### Engineering AI

[App page](https://appshunter.io/ios/app/engineering-ai/id6473126060)

Generate professional engineering calculations in a certified PDF format. Obtain official documentation for your projects directly from your device.

**Highlights:** Certified PDF calculations, Professional Engineer certification, Project documentation, Instant access to calculations

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Load Report | $49.99 | one-time |
| Product Report - Single | $99.99 | one-time |
| Design Report | $249.99 | one-time |


### ArchGen

[App page](https://appshunter.io/ios/app/archgen/id6740180568)

This AI-powered tool generates architectural designs in seconds, allowing users to customize parameters for unique visuals. Save and share your creations effortlessly, making it ideal for architects, designers, or anyone exploring creative concepts.

**Highlights:** AI-powered design generation, Customizable parameters, Save and share designs, 3D remodel and exterior visualization, Efficient visual creation

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 50 Coins | $4.99 | one-time |
| 200 Coins | $12.99 | one-time |
| 500 Coins | $24.99 | one-time |


## Frequently asked questions

### Is Engineering AI free?

Engineering AI costs $3.99, and also offers in-app purchases.

### Is ArchGen free?

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

### Which has better reviews, Engineering AI or ArchGen?

Engineering AI and ArchGen are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do Engineering AI or ArchGen have ads?

ArchGen shows ads; Engineering AI does not.

### Which is updated more often, Engineering AI or ArchGen?

Engineering AI ships an update every 9 days, and ArchGen every 10 days. Most recently, Engineering AI was updated on September 15, 2026 and ArchGen on August 7, 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.*