# Hendrickson Mobile vs Karmak AttachIt+

The clearest difference is update cadence: Hendrickson Mobile at every 2 months against Karmak AttachIt+'s every 4 months. Karmak AttachIt+'s advantage is iOS requirement (12.2 vs 15.0). 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.

Hendrickson Mobile ships an update every 2 months, Karmak AttachIt+ every 4 months. Both last shipped on November 3, 2026.

## The numbers

| Metric | Hendrickson Mobile | Karmak AttachIt+ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (7 ratings)](https://appshunter.io/ios/app/hendrickson-mobile/id1495322252/reviews)** | — |
| Number of ratings | **7** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 4 months |
| Monetization | Free | — |
| Size | 42 MB | 81 MB |
| Requires iOS | 15.0 | **12.2** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hendrickson USA, LLC](https://appshunter.io/developer/521777776) | [Karmak, Inc.](https://appshunter.io/developer/396532666) |

## What reviewers say

### Hendrickson Mobile

[App page](https://appshunter.io/ios/app/hendrickson-mobile/id1495322252)

Access detailed product information, locate service centers, and manage service requests. Users can also access training materials, view product videos, and receive important announcements.

**Highlights:** Parts search by industry or part number, Locate nearby service centers with directions, Sales and service training with certification, Submit field service requests with photos, View and download product videos, Push notifications for announcements and events

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

**In-app purchases:** none


### Karmak AttachIt+

[App page](https://appshunter.io/ios/app/karmak-attachit-plus/id6451499607)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Hendrickson Mobile free?

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

### Is Karmak AttachIt+ free?

Karmak AttachIt+ is free to download, with no in-app purchases.

### Do Hendrickson Mobile or Karmak AttachIt+ have ads?

Neither Hendrickson Mobile nor Karmak AttachIt+ shows ads.

### Which is updated more often, Hendrickson Mobile or Karmak AttachIt+?

Hendrickson Mobile ships an update every 2 months, and Karmak AttachIt+ every 4 months. Most recently, Hendrickson Mobile was updated on November 3, 2026 and Karmak AttachIt+ 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.*