# ASM Pocket vs Vacuum Link

The clearest difference is iOS requirement: Vacuum Link at 8.0 against ASM Pocket's 13.0. On price, update cadence, 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.

ASM Pocket ships an update every 25 months, Vacuum Link every 18 months. The most recent releases landed on July 7, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | ASM Pocket | Vacuum Link |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 25 months | **Every 18 months** |
| Size | 31 MB | 65 MB |
| Requires iOS | 13.0 | **8.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Pfeiffer Vacuum GmbH](https://appshunter.io/developer/445843155) | [Agilent Technologies, Inc](https://appshunter.io/developer/355827609) |

## What reviewers say

### ASM Pocket

[App page](https://appshunter.io/ios/app/asm-pocket/id982140994)

**Features:** macOS Compatibility

**In-app purchases:** none


### Vacuum Link

[App page](https://appshunter.io/ios/app/vacuum-link/id1457811255)

**In-app purchases:** none


## Frequently asked questions

### Is ASM Pocket free?

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

### Is Vacuum Link free?

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

### Do ASM Pocket or Vacuum Link have ads?

Neither ASM Pocket nor Vacuum Link shows ads.

### Which is updated more often, ASM Pocket or Vacuum Link?

ASM Pocket ships an update every 25 months, and Vacuum Link every 18 months. Most recently, ASM Pocket was updated on July 7, 2026 and Vacuum Link on September 23, 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.*