# SIERA vs BGN

The clearest difference is update cadence: SIERA at weekly against BGN's every 25 months. SIERA also leads on device support (3 vs 1). BGN's advantage is iOS requirement (10.0 vs 15.0). On price, ads and in-app purchases there is nothing between them.

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

SIERA ships an update weekly, BGN every 25 months. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | SIERA | BGN |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 33.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 25 months |
| Monetization | — | Free |
| Size | 126 MB | 12 MB |
| Requires iOS | 15.0 | **10.0** |
| Devices | **iPhone, iPad, iPod** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [sharesuite GmbH](https://appshunter.io/developer/1100115413) | [Berufsgenossenschaft Nahrungsmittel und Gastgewerbe (BGN)](https://appshunter.io/developer/979873922) |

## What reviewers say

### SIERA

[App page](https://appshunter.io/ios/app/siera/id1100115414)

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

**In-app purchases:** none


### BGN

[App page](https://appshunter.io/ios/app/bgn-dienstplan/id1512598754)

This app assists small to medium-sized hospitality businesses in creating legally compliant and health-conscious employee schedules. It considers labor laws, collective agreements, and company policies to ensure adherence to working time regulations and suggests alternatives for violations.

**Highlights:** Health-conscious scheduling, Labor law compliance, Breaks and work duration tracking, Violation alerts, Alternative suggestions

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SIERA free?

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

### Is BGN free?

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

### Do SIERA or BGN have ads?

Neither SIERA nor BGN shows ads.

### Which is updated more often, SIERA or BGN?

SIERA ships an update weekly, and BGN every 25 months. Most recently, SIERA was updated on November 2, 2026 and BGN on November 3, 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.*