# Federation of Master Builders vs ConstructAI

The clearest difference is iOS requirement: ConstructAI at 13.0 against Federation of Master Builders's 15.1. On price, update cadence, 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.

Federation of Master Builders ships an update every 2 months, ConstructAI every 5 weeks. The most recent releases landed on September 23, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Federation of Master Builders | ConstructAI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Size | 64 MB | 4 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Federation of Master Builders](https://appshunter.io/developer/1721906703) | [Digital Pulse 365 LTD](https://appshunter.io/developer/1809370479) |

## What reviewers say

### Federation of Master Builders

[App page](https://appshunter.io/ios/app/federation-of-master-builders/id6474556786)

**Features:** macOS Compatibility

**In-app purchases:** none


### ConstructAI

[App page](https://appshunter.io/ios/app/constructai/id6746147599)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Federation of Master Builders free?

Federation of Master Builders is free to download, with no in-app purchases.

### Is ConstructAI free?

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

### Do Federation of Master Builders or ConstructAI have ads?

Neither Federation of Master Builders nor ConstructAI shows ads.

### Which is updated more often, Federation of Master Builders or ConstructAI?

Federation of Master Builders ships an update every 2 months, and ConstructAI every 5 weeks. Most recently, Federation of Master Builders was updated on September 23, 2026 and ConstructAI on October 11, 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.*