# Doorkeeper App vs Smart Clock

The clearest difference is update cadence: Doorkeeper App at fortnightly against Smart Clock's every 6 months. 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.

Doorkeeper App ships an update fortnightly, Smart Clock every 6 months. The most recent releases landed on September 8, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | Doorkeeper App | Smart Clock |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 6 months |
| Size | 53 MB | 38 MB |
| Requires iOS | 16.4 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Orangedev](https://appshunter.io/developer/1512183202) | [PRIVACY MACHINES SERVICES SRL](https://appshunter.io/developer/1535463082) |

## What reviewers say

### Doorkeeper App

[App page](https://appshunter.io/ios/app/doorkeeper-app/id1512183203)

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

**In-app purchases:** none


### Smart Clock

[App page](https://appshunter.io/ios/app/smart-clock/id1535463080)

**In-app purchases:** none


## Frequently asked questions

### Is Doorkeeper App free?

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

### Is Smart Clock free?

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

### Do Doorkeeper App or Smart Clock have ads?

Neither Doorkeeper App nor Smart Clock shows ads.

### Which is updated more often, Doorkeeper App or Smart Clock?

Doorkeeper App ships an update fortnightly, and Smart Clock every 6 months. Most recently, Doorkeeper App was updated on September 8, 2026 and Smart Clock 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.*