# archive vs Constructor University

The clearest difference is ads: Constructor University at none against archive's shown. Constructor University also leads on update cadence (fortnightly vs every 2 months) and monetization model (free vs ad-supported). On price, rating, ratings volume 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.

On the App Store both sit at effectively the same score — 5.0 for archive against 5.0 for Constructor University. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

archive ships an update every 2 months, Constructor University fortnightly. The most recent releases landed on September 20, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | archive | Constructor University |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/archive-preprint-pdf-e-print/id1614203938/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/constructor-university/id6757530379/reviews) |
| Number of ratings | **2** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Fortnightly** |
| Monetization | Ad-supported | **Free** |
| Size | 10 MB | 61 MB |
| Requires iOS | 26.0 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [FugaPiyo Inc.](https://appshunter.io/developer/1497887610) | [IntraKey technologies AG](https://appshunter.io/developer/899101212) |

## What reviewers say

### archive

[App page](https://appshunter.io/ios/app/archive-preprint-pdf-e-print/id1614203938)

Access and view scientific preprints from arXiv.org with this free application. Search for papers across various scientific disciplines and read them directly within the app. All features are available without cost.

**Highlights:** arXiv preprint search, PDF viewer, Access scientific papers, Free to use, Supports multiple disciplines

**In-app purchases:** none


### Constructor University

[App page](https://appshunter.io/ios/app/constructor-university/id6757530379)

Manage your digital identity and financial transactions securely. This app allows for easy fund transfers, balance checks, and expense tracking, all protected by advanced security measures. It offers a smooth onboarding process for quick setup and efficient fund management.

**Highlights:** Secure digital ID management, Fast and secure payments, Add funds from multiple methods, Real-time money transfers, Expense tracking, Smooth onboarding process

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

**In-app purchases:** none


## Frequently asked questions

### Is archive free?

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

### Is Constructor University free?

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

### Which has better reviews, archive or Constructor University?

archive and Constructor University are both rated 5.0 out of 5 on the App Store, from 2 and 1 ratings respectively.

### Do archive or Constructor University have ads?

archive shows ads; Constructor University does not.

### Which is updated more often, archive or Constructor University?

archive ships an update every 2 months, and Constructor University fortnightly. Most recently, archive was updated on September 20, 2026 and Constructor University on September 17, 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.*