# Busch Vacuum vs Sermes SMS

The clearest difference is update cadence: Busch Vacuum at every 3 weeks against Sermes SMS's every 5 months. Sermes SMS's advantage is iOS requirement (13.0 vs 15.1). 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.

Busch Vacuum ships an update every 3 weeks, Sermes SMS every 5 months. The most recent releases landed on November 7, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Busch Vacuum | Sermes SMS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 5 months |
| Size | 36 MB | 56 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Busch Dienste GmbH](https://appshunter.io/developer/1655082856) | [SERMES](https://appshunter.io/developer/1611764255) |

## What reviewers say

### Busch Vacuum

[App page](https://appshunter.io/ios/app/busch-vacuum-app/id1545093524)

**Features:** macOS Compatibility

**In-app purchases:** none


### Sermes SMS

[App page](https://appshunter.io/ios/app/sermes-sms/id1613554093)

**In-app purchases:** none


## Frequently asked questions

### Is Busch Vacuum free?

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

### Is Sermes SMS free?

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

### Do Busch Vacuum or Sermes SMS have ads?

Neither Busch Vacuum nor Sermes SMS shows ads.

### Which is updated more often, Busch Vacuum or Sermes SMS?

Busch Vacuum ships an update every 3 weeks, and Sermes SMS every 5 months. Most recently, Busch Vacuum was updated on November 7, 2026 and Sermes SMS 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.*