# SF&OC App vs Dozenbird HK

The clearest difference is update cadence: Dozenbird HK at weekly against SF&OC App's every 3 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.

SF&OC App ships an update every 3 months, Dozenbird HK weekly. The most recent releases landed on September 15, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | SF&OC App | Dozenbird HK |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Weekly** |
| Size | 34 MB | 60 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [eClass Limited](https://appshunter.io/developer/1683448274) | [DOZENBIRD LIMITED](https://appshunter.io/developer/1467627912) |

## What reviewers say

### SF&OC App

[App page](https://appshunter.io/ios/app/sf-and-oc-app/id1140793443)

**Features:** macOS Compatibility

**In-app purchases:** none


### Dozenbird HK

[App page](https://appshunter.io/ios/app/dozenbird-hk/id1467627913)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SF&OC App free?

SF&OC App is free to download, with no in-app purchases.

### Is Dozenbird HK free?

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

### Do SF&OC App or Dozenbird HK have ads?

Neither SF&OC App nor Dozenbird HK shows ads.

### Which is updated more often, SF&OC App or Dozenbird HK?

SF&OC App ships an update every 3 months, and Dozenbird HK weekly. Most recently, SF&OC App was updated on September 15, 2026 and Dozenbird HK on September 17, 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.*