# Constructor Tech vs CU 25

The clearest difference is iOS requirement: CU 25 at 15.0 against Constructor Tech's 17.0. 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.

Constructor Tech ships an update fortnightly, CU 25 every 3 weeks. The most recent releases landed on September 24, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | Constructor Tech | CU 25 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/constructor-tech/id6761380648/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 weeks |
| Monetization | Free | — |
| Size | 58 MB | 17 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Constructor Technology AG](https://appshunter.io/developer/1889246517) | [Ahmet Aydin](https://appshunter.io/developer/1892870491) |

## What reviewers say

### Constructor Tech

[App page](https://appshunter.io/ios/app/constructor-tech/id6761380648)

Access your courses, track progress, and manage your academic schedule on the go. This app provides a mobile-optimized experience for students using the Constructor learning platform, offering course content, assignment deadlines, and account management.

**Highlights:** Browse and access full course catalog, Track course completion progress, View academic calendar and deadlines, Mobile-optimized course content viewer, Manage account settings and profile, Submit problem reports

**In-app purchases:** none


### CU 25

[App page](https://appshunter.io/ios/app/cu-25/id6788033757)

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

**In-app purchases:** none


## Frequently asked questions

### Is Constructor Tech free?

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

### Is CU 25 free?

CU 25 is free to download, with no in-app purchases.

### Do Constructor Tech or CU 25 have ads?

Neither Constructor Tech nor CU 25 shows ads.

### Which is updated more often, Constructor Tech or CU 25?

Constructor Tech ships an update fortnightly, and CU 25 every 3 weeks. Most recently, Constructor Tech was updated on September 24, 2026 and CU 25 on September 16, 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.*