# CertCrowd vs Doorkeeper

The clearest difference is update cadence: Doorkeeper at every 3 weeks against CertCrowd's every 2 months. CertCrowd's advantage is device support (3 vs 1). On price, ads, in-app purchases and iOS requirement there is nothing between them.

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

CertCrowd ships an update every 2 months, Doorkeeper every 3 weeks. The most recent releases landed on October 29, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | CertCrowd | Doorkeeper |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.0 (1 ratings)](https://appshunter.io/ios/app/doorkeeper/id1557805138/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | — | Free |
| Size | 20 MB | 169 MB |
| Requires iOS | **15.1** | 16.1 |
| Devices | **iPhone, iPad, iPod** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [CertCrowd Pty Ltd](https://appshunter.io/developer/1549479499) | [Nirovision](https://appshunter.io/developer/1360177846) |

## What reviewers say

### CertCrowd

[App page](https://appshunter.io/ios/app/certcrowd/id1549479497)

**Features:** macOS Compatibility

**In-app purchases:** none


### Doorkeeper

[App page](https://appshunter.io/ios/app/doorkeeper/id1557805138)

Transform an iPad into a visitor and employee check-in system. This app streamlines the process, replacing manual methods and notifying hosts upon guest arrival. It allows for quick check-ins for frequent visitors.

**Highlights:** iPad check-in kiosk, Employee and visitor management, Host notifications, Streamlined check-in process, Replaces paper systems

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

**In-app purchases:** none


## Frequently asked questions

### Is CertCrowd free?

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

### Is Doorkeeper free?

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

### Do CertCrowd or Doorkeeper have ads?

Neither CertCrowd nor Doorkeeper shows ads.

### Which is updated more often, CertCrowd or Doorkeeper?

CertCrowd ships an update every 2 months, and Doorkeeper every 3 weeks. Most recently, CertCrowd was updated on October 29, 2026 and Doorkeeper on October 23, 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.*