# Corona vs Obei

The clearest difference is review sentiment: Obei at 100% against Corona's 50%. Obei also leads on rating (5.0 vs 4.3). Corona's advantage is update cadence (every 3 days vs monthly) and ratings volume (3 vs 1). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Obei holds the better App Store score, 5.0 against 4.3. Both are backed by a comparable volume of ratings — 3 and 1 respectively. Written reviews point the same way: 50% of Corona's written reviews are positive against 100% of Obei's.

Corona ships an update every 3 days, Obei monthly. The most recent releases landed on October 17, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | Corona | Obei |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (3 ratings)](https://appshunter.io/ios/app/corona-check/id1505063249/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/obei/id6749256381/reviews)** |
| Number of ratings | **3** | 1 |
| Positive reviews | 50.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 days** | Monthly |
| Monetization | Free | Free |
| Size | 51 MB | 61 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 12+ |
| Developer | [Aga Khan Hospital and Medical College Foundation](https://appshunter.io/developer/1156778977) | [Obei LLC](https://appshunter.io/developer/1829615906) |

## What reviewers say

### Corona

[App page](https://appshunter.io/ios/app/corona-check/id1505063249)

Access essential COVID-19 information from global experts and organizations. This AI-driven tool offers convenient self-assessments at home and educational videos from trusted sources to help you understand and prevent the spread of the virus.

**Highlights:** Expert-verified COVID-19 information, AI-driven self-assessment tool, Awareness videos from WHO, Physical distancing guidelines, PPE usage guidelines, Emergency contact numbers

**Features:** macOS Compatibility

**In-app purchases:** none


### Obei

[App page](https://appshunter.io/ios/app/obei/id6749256381)

This digital dermatology companion analyzes skincare products and routines based on science and your unique skin needs. Developed with dermatologists, it provides personalized insights to build effective skincare regimens with confidence.

**Highlights:** Ingredient analysis, Routine compatibility evaluation, Personalized skin insights, Dermatologist-informed guidance, Skin journey tracking, Science-based education

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

**In-app purchases:** none


## Frequently asked questions

### Is Corona free?

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

### Is Obei free?

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

### Which has better reviews, Corona or Obei?

Obei is rated higher. Corona averages 4.3 out of 5 from 3 ratings, while Obei averages 5.0 from 1 ratings.

### Do Corona or Obei have ads?

Neither Corona nor Obei shows ads.

### Which is updated more often, Corona or Obei?

Corona ships an update every 3 days, and Obei monthly. Most recently, Corona was updated on October 17, 2026 and Obei on September 28, 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.*