# BD vs OS Worker

BD and OS Worker are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

BD ships an update every 4 weeks, OS Worker every 3 weeks. The most recent releases landed on September 10, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | BD | OS Worker |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Every 3 weeks** |
| Size | 59 MB | 69 MB |
| Requires iOS | 16.4 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Saint-Gobain](https://appshunter.io/developer/543924473) | [Ordrestyring ApS](https://appshunter.io/developer/1791952852) |

## What reviewers say

### BD

[App page](https://appshunter.io/ios/app/bd/id890889320)

**Features:** macOS Compatibility

**In-app purchases:** none


### OS Worker

[App page](https://appshunter.io/ios/app/os-worker/id1499451611)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is BD free?

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

### Is OS Worker free?

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

### Do BD or OS Worker have ads?

Neither BD nor OS Worker shows ads.

### Which is updated more often, BD or OS Worker?

BD ships an update every 4 weeks, and OS Worker every 3 weeks. Most recently, BD was updated on September 10, 2026 and OS Worker on September 21, 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.*