Comparison

Karmak AttachIt+ vs DTNA TechAssist

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Karmak AttachIt+

Features
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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.

About

DTNA TechAssist

Features
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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

Karmak AttachIt+4 screens
DTNA TechAssist4 screens

Verdict

The call

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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

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.

Scorecard1 real difference · 5 level
Karmak AttachIt+ versus DTNA TechAssist: the parameters behind the verdict, then further details
ParameterKarmak AttachIt+DTNA TechAssist
PriceFreeFree
Update frequencyEvery 4 months — betterEvery 5 months
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS12.2 — better15.1
Further details — not scored
Size81 MB21 MB
Age rating4+4+
DeveloperKarmak, Inc.Daimler Truck North America LLC

In-app purchases

None

Karmak AttachIt+

No in-app purchases

None

DTNA TechAssist

No in-app purchases

Questions

Is Karmak AttachIt+ free?
Karmak AttachIt+ is free to download, with no in-app purchases.
Is DTNA TechAssist free?
DTNA TechAssist is free to download, with no in-app purchases.
Do Karmak AttachIt+ or DTNA TechAssist have ads?
Neither Karmak AttachIt+ nor DTNA TechAssist shows ads.
Which is updated more often, Karmak AttachIt+ or DTNA TechAssist?
Karmak AttachIt+ ships an update every 4 months, and DTNA TechAssist every 5 months. Most recently, Karmak AttachIt+ was updated on September 14, 2026 and DTNA TechAssist on June 5, 2026.

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