# Constructor Proctor vs illuminant app

The clearest difference is update cadence: Constructor Proctor at monthly against illuminant app's every 7 months. illuminant app's advantage is iOS requirement (13.0 vs 15.6). On price, ads, in-app purchases and device support there is nothing between them.

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

Constructor Proctor ships an update monthly, illuminant app every 7 months. The most recent releases landed on August 26, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Constructor Proctor | illuminant app |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 7 months |
| Size | 16 MB | 26 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SIT Alemira Switzerland AG](https://appshunter.io/developer/1650092810) | [Varsity Music](https://appshunter.io/developer/1691309067) |

## What reviewers say

### Constructor Proctor

[App page](https://appshunter.io/ios/app/constructor-proctor/id6443860334)

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

**In-app purchases:** none


### illuminant app

[App page](https://appshunter.io/ios/app/illuminant-app/id6449975667)

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

**In-app purchases:** none


## Frequently asked questions

### Is Constructor Proctor free?

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

### Is illuminant app free?

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

### Do Constructor Proctor or illuminant app have ads?

Neither Constructor Proctor nor illuminant app shows ads.

### Which is updated more often, Constructor Proctor or illuminant app?

Constructor Proctor ships an update monthly, and illuminant app every 7 months. Most recently, Constructor Proctor was updated on August 26, 2026 and illuminant app on September 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.*