# CDC vs Vaccine Certificate Verifier

The clearest difference is rating: CDC at 2.9 against Vaccine Certificate Verifier's 1.8. CDC also leads on ratings volume (413 vs 18) and review sentiment (22% vs 11%). Vaccine Certificate Verifier's advantage is iOS requirement (11.0 vs 15.6). 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.

CDC holds the better App Store score, 2.9 against 1.8. That said, the two scores are not equally well evidenced: CDC has 413 ratings behind it against 18, so its average is the more settled of the two. Written reviews point the same way: 22% of CDC's written reviews are positive against 11% of Vaccine Certificate Verifier's.

CDC ships an update monthly, Vaccine Certificate Verifier every 2 months. Both last shipped on October 22, 2026.

## The numbers

| Metric | CDC | Vaccine Certificate Verifier |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.9 (413 ratings)](https://appshunter.io/ios/app/cdc/id487847188/reviews)** | [1.8 (18 ratings)](https://appshunter.io/ios/app/vaccine-certificate-verifier/id1564237499/reviews) |
| Number of ratings | **413** | 18 |
| Positive reviews | **22.5% of reviews** | 10.7% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | Free | Free |
| Size | 38 MB | 29 MB |
| Requires iOS | 15.6 | **11.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Centers For Disease Control and Prevention](https://appshunter.io/developer/439259253) | [JABATAN DIGITAL NEGARA (JDN)](https://appshunter.io/developer/1014898286) |

## What reviewers say

### CDC

[App page](https://appshunter.io/ios/app/cdc/id487847188)

Access the latest health information and news directly from the official source. Organize your home screen to prioritize what matters most and receive real-time updates. Explore a variety of content including disease data, videos, podcasts, and journal articles.

**Highlights:** Up-to-date health information, Customizable home screen, Disease case counts, Videos and podcasts, Journal articles, Searchable web content

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

**In-app purchases:** none

**What reviewers like**

- 💡 Informative and reliable health information
- 🚀 Easy to navigate and access data
- 👍 Useful for public health professionals and students

**What reviewers complain about**

- 🐛 Frequent crashes and bugs
- ⚠️ Outdated or inaccurate information, especially regarding COVID-19
- 🔒 Privacy and security concerns
- 👎 Lack of trust in the CDC due to political influence

**Reported bugs**

- Links within articles not working
- App freezing or not loading past the splash screen
- Symptom checker and other features not functioning properly

**Requested features**

- Improved contact tracing tools
- More up-to-date and comprehensive disease data
- Better integration with other health apps and platforms
- Landscape mode support for tablets


### Vaccine Certificate Verifier

[App page](https://appshunter.io/ios/app/vaccine-certificate-verifier/id1564237499)

This application verifies COVID-19 vaccination certificates issued by Malaysia and other recognized countries. It can scan QR codes from digital or printed certificates, checking for validity and displaying vaccination information if confirmed. The app prioritizes user privacy by not retaining certificate data.

**Highlights:** Verify COVID-19 vaccination certificates, Scan QR codes from digital or printed certificates, Supports certificates from Malaysia and recognized countries, Verifies COVID test outcomes and recovery certificates, Online and offline verification options, Displays identity and vaccination information upon validation, Privacy-focused design, does not retain data

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CDC free?

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

### Is Vaccine Certificate Verifier free?

Vaccine Certificate Verifier is free to download, with no in-app purchases.

### Which has better reviews, CDC or Vaccine Certificate Verifier?

CDC is rated higher. CDC averages 2.9 out of 5 from 413 ratings, while Vaccine Certificate Verifier averages 1.8 from 18 ratings.

### Do CDC or Vaccine Certificate Verifier have ads?

Neither CDC nor Vaccine Certificate Verifier shows ads.

### Which is updated more often, CDC or Vaccine Certificate Verifier?

CDC ships an update monthly, and Vaccine Certificate Verifier every 2 months. Most recently, CDC was updated on October 22, 2026 and Vaccine Certificate Verifier on October 22, 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.*