# Endress+Hauser Operations vs Busch Vacuum

The clearest difference is update cadence: Busch Vacuum at every 3 weeks against Endress+Hauser Operations's every 4 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.

Endress+Hauser Operations ships an update every 4 months, Busch Vacuum every 3 weeks. The most recent releases landed on October 20, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Endress+Hauser Operations | Busch Vacuum |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.4 (5 ratings)](https://appshunter.io/ios/app/endress-plus-hauser-operations/id556777232/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 61.8% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 37 MB | 36 MB |
| Requires iOS | 15.6 | **15.1** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Endress and Hauser Instruments International AG](https://appshunter.io/developer/513969520) | [Busch Dienste GmbH](https://appshunter.io/developer/1655082856) |

## What reviewers say

### Endress+Hauser Operations

[App page](https://appshunter.io/ios/app/endress-plus-hauser-operations/id556777232)

Access comprehensive information about your installed Endress+Hauser instruments on the go. Quickly download specific documentation, view product details like order codes and availability, and find spare parts or successor products by scanning a device's data matrix code or entering its serial number.

**Highlights:** Mobile instrument information access, Download specific documentation, View product details, Check order codes and availability, Find spare parts and successors, Scan data matrix code, Enter serial number

**Features:** macOS Compatibility

**In-app purchases:** none


### Busch Vacuum

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

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Endress+Hauser Operations free?

Endress+Hauser Operations is free to download, with no in-app purchases.

### Is Busch Vacuum free?

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

### Do Endress+Hauser Operations or Busch Vacuum have ads?

Neither Endress+Hauser Operations nor Busch Vacuum shows ads.

### Which is updated more often, Endress+Hauser Operations or Busch Vacuum?

Endress+Hauser Operations ships an update every 4 months, and Busch Vacuum every 3 weeks. Most recently, Endress+Hauser Operations was updated on October 20, 2026 and Busch Vacuum on October 25, 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.*