# Certwell vs Centix OnSite

The clearest difference is update cadence: Centix OnSite at every 3 weeks against Certwell's every 3 months. Certwell's advantage is iOS requirement (13.0 vs 15.1). On price, ads, in-app purchases and device support there is nothing between them.

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

Certwell ships an update every 3 months, Centix OnSite every 3 weeks. The most recent releases landed on July 6, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | Certwell | Centix OnSite |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/certwell/id595672256/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 56 MB | 49 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Certwell](https://appshunter.io/developer/595672260) | [Centix B.V.](https://appshunter.io/developer/1181345905) |

## What reviewers say

### Certwell

[App page](https://appshunter.io/ios/app/certwell/id595672256)

Scan certification or safety passport codes to instantly view the most up-to-date personal profile. Verify the validity of required certificates and confirm the accuracy of paper-submitted information.

**Highlights:** Scan certification codes, View up-to-date profiles, Check certificate validity, Verify paper information, Instant verification

**Features:** macOS Compatibility

**In-app purchases:** none


### Centix OnSite

[App page](https://appshunter.io/ios/app/centix-onsite/id6479249451)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Certwell free?

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

### Is Centix OnSite free?

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

### Do Certwell or Centix OnSite have ads?

Neither Certwell nor Centix OnSite shows ads.

### Which is updated more often, Certwell or Centix OnSite?

Certwell ships an update every 3 months, and Centix OnSite every 3 weeks. Most recently, Certwell was updated on July 6, 2026 and Centix OnSite on September 16, 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.*