# VNVC vs Diag Pro

The clearest difference is rating: Diag Pro at 5.0 against VNVC's 4.6. Diag Pro also leads on review sentiment (75% vs 57%). VNVC's advantage is ratings volume (10 vs 3). 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.

Diag Pro holds the better App Store score, 5.0 against 4.6. Both are backed by a comparable volume of ratings — 10 and 3 respectively. Written reviews point the same way: 57% of VNVC's written reviews are positive against 75% of Diag Pro's.

VNVC ships an update weekly, Diag Pro every 9 days. The most recent releases landed on November 7, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | VNVC | Diag Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (10 ratings)](https://appshunter.io/ios/app/vnvc/id1563851266/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/diag-pro/id1590285640/reviews)** |
| Number of ratings | **10** | 3 |
| Positive reviews | 57.3% of reviews | **75.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 9 days |
| Monetization | Free | Free |
| Size | 86 MB | 63 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [VIETNAM VACCINE JOINT STOCK COMPANY](https://appshunter.io/developer/1563851268) | [Diag](https://appshunter.io/developer/1542170785) |

## What reviewers say

### VNVC

[App page](https://appshunter.io/ios/app/vnvc/id1563851266)

This app serves as an official immunization portal, allowing users to track vaccination history, receive personalized vaccine recommendations, and stay updated on health information. It also provides access to exclusive promotions and integrates with premium healthcare services.

**Highlights:** Track vaccination history, Personalized vaccine recommendations, Health news and expert guidance, Exclusive promotions and loyalty points, Book vaccine appointments, Integrates with healthcare services

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

**In-app purchases:** none


### Diag Pro

[App page](https://appshunter.io/ios/app/diag-pro/id1590285640)

This app allows medical professionals to order lab tests, monitor their progress, and view results directly within the application. It also facilitates patient management, including storing information and visit history, to enhance patient care.

**Highlights:** Order lab tests online, Monitor test order progress, View and manage test results, Create and store patient information, Track clinic statistics (bookings, orders, revenue)

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

**In-app purchases:** none


## Frequently asked questions

### Is VNVC free?

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

### Is Diag Pro free?

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

### Which has better reviews, VNVC or Diag Pro?

Diag Pro is rated higher. VNVC averages 4.6 out of 5 from 10 ratings, while Diag Pro averages 5.0 from 3 ratings.

### Do VNVC or Diag Pro have ads?

Neither VNVC nor Diag Pro shows ads.

### Which is updated more often, VNVC or Diag Pro?

VNVC ships an update weekly, and Diag Pro every 9 days. Most recently, VNVC was updated on November 7, 2026 and Diag Pro on November 3, 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.*