Karmak AttachIt+ vs DTNA TechAssist
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Karmak AttachIt+
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Karmak AttachIt+ is the mobile companion app for Karmak Fusion DMS, designed to make attaching files fast, secure, and flexible. With AttachIt+, Fusion users can easily attach images, videos, and documents to supported entities in the Fusion system while on the go. Whether you’re in the shop, on the lot, or in the field, your documentation stays connected to the right records in real time. AttachIt+ expands on the original AttachIt app with enhanced security, broader attachment options, and improved efficiency—helping Fusion users get more done with fewer steps.
DTNA TechAssist
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TechAssist Mobile app allows Daimler Truck North America's (DTNA) Dealer Service Technicians to scan QR Codes within the Techlane web application to upload a) the failed part images using the in-app Camera and/or from the Photo Library, and b) Comments using either Speech to Text or by entering the text manually to a job line associated with a Repair Order. The content uploaded using the TechAssist mobile app is displayed in the Techlane application. The Techlane web app and TechAssist mobile app will require a valid DTNA Portal account for login and to upload images or comments to the DTNA systems.
Screenshots
Verdict
The clearest difference is iOS requirement: Karmak AttachIt+ at 12.2 against DTNA TechAssist's 15.1. On price, update cadence, ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Karmak AttachIt+ ships an update every 4 months, DTNA TechAssist every 5 months. The most recent releases landed on September 14, 2026 and June 5, 2026 respectively.
| Parameter | Karmak AttachIt+ | DTNA TechAssist |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 4 months — better | Every 5 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 12.2 — better | 15.1 |
| Further details — not scored | ||
| Size | 81 MB | 21 MB |
| Age rating | 4+ | 4+ |
| Developer | Karmak, Inc. | Daimler Truck North America LLC |
In-app purchases
Karmak AttachIt+
No in-app purchases
DTNA TechAssist
No in-app purchases
Questions
Is Karmak AttachIt+ free?
Is DTNA TechAssist free?
Do Karmak AttachIt+ or DTNA TechAssist have ads?
Which is updated more often, Karmak AttachIt+ or DTNA TechAssist?
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