# SafeEntryApp vs Yonsei COVALT

The clearest difference is update cadence: SafeEntryApp at every 10 days against Yonsei COVALT's every 3 weeks. On price, review sentiment, 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.

SafeEntryApp ships an update every 10 days, Yonsei COVALT every 3 weeks. The most recent releases landed on October 24, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | SafeEntryApp | Yonsei COVALT |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | **5.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 10 days** | Every 3 weeks |
| Monetization | Free | Free |
| Size | 54 MB | 31 MB |
| Requires iOS | 12 | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [YCONS CO.,LTD](https://appshunter.io/developer/1458281200) | [Yonsei University Health System](https://appshunter.io/developer/407763668) |

## What reviewers say

### SafeEntryApp

[App page](https://appshunter.io/ios/app/safeentryapp/id1507313218)

This app facilitates secure entry into public buildings and institutions via a QR scanning system. It provides a 24-hour certification after a one-time scan and questionnaire, reducing repetitive verification processes and ensuring safe storage of entry logs.

**Highlights:** One-time QR scan for entry, 24-hour automatic time operation, Safe storage of entry logs, Health check-up information display, Customizable questionnaires, Institution registration required

**Features:** Vision Pro support

**In-app purchases:** none


### Yonsei COVALT

[App page](https://appshunter.io/ios/app/yonsei-covalt/id1523200782)

This official university app aids on-campus quarantine for students and faculty. It provides a COVID-19 self-diagnosis survey developed with medical advice and facilitates easy QR check-ins for campus buildings.

**Highlights:** COVID-19 self-diagnosis survey, QR code check-in, On-campus quarantine assistance, Official university application

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

**In-app purchases:** none


## Frequently asked questions

### Is SafeEntryApp free?

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

### Is Yonsei COVALT free?

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

### Do SafeEntryApp or Yonsei COVALT have ads?

Neither SafeEntryApp nor Yonsei COVALT shows ads.

### Which is updated more often, SafeEntryApp or Yonsei COVALT?

SafeEntryApp ships an update every 10 days, and Yonsei COVALT every 3 weeks. Most recently, SafeEntryApp was updated on October 24, 2026 and Yonsei COVALT on October 10, 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.*