Comparison

AVIOBOOK TECH vs DHC

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

Head to head
About

AVIOBOOK TECH

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AvioBook Tech is the app that helps maintenance ops integrate and interact with the AvioBook platform and ecosystem. -------- AvioBook Tech is the perfect partner to help streamline the reporting and handling of maintenance issues within the AvioBook ecosystem. The immediate transfer of data between flight crew, ground staff and maintenance crews means operations can be monitored and actions easily reported. By incorporating databases of possible errors and report-ownership safeguards, operations run smoothly and human error is reduced. AvioBook Tech is the ideal tech ops solution that seamlessly integrates into the AvioBook EFB environment. INTUITIVE DESIGN User-friendly design reduces training times and increases cross-team efficiency INCREASED EFFICIENCY Rapid visualisation of on-going tasks and status Search functions to easily identify and report tasks INTEGRATED ENVIRONMENT Fast transfer of maintenance reports between different AvioBook programs Single ownership safeguards between stakeholders to prevent miscommunication Linking maintenance, crew, the OCC and MCC into one communication channel

About

DHC

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To enroll to use the DHC-Mobile Maintenance app please contact: De Havilland Customer Service by email dehavillandcustomerservice@gilmore.ca or phone 1-800-795-6661. Bringing Paperless¹ Efficiency to Line Maintenance! This application requires a subscription to De Havilland Technical Publications. Using the DeHavilland Mobile Maintenance© application, line and heavy maintenance crews can enjoy the benefits of going paperless¹ by being able to store and access publication data instantly from their iPad© – without WiFi. This solution combines automatic publications and Temporary Revision (TR) updates in one application. De Havilland Mobile Maintenance© enables maintenance facilities to achieve paperless¹ operations simply and efficiently. Accessible Instruction for Continued Airworthiness (ICAs). Up to date. All in one place. Fast and easy, iPad© users simply enter their license code, then ‘sync’ the iPad© app to De Havilland Online Technical Publications. Updated publications are automatically downloaded, indexed and ready to use.in minutes, aircraft maintenance engineers can add text, add signatures to tasks and email them to the fleet maintenance personnel. Automatic revision updates. No more manually inserting revisions and Temporary Revisions (TRs) into De Havilland maintenance manuals. These are automatically inserted into the correct sections and distributed across every iPad© in the operator’s fleet by De Havilland Technical Publications. Valuable time is saved, and maintenance crews are always ready with the latest publications. ¹ Paperless refers to the process identified in the relevant aviation industry requirements pertaining to paperless operations. Use of the De Havilland Mobile Maintenance© application does not relieve operators and their maintenance control or engineering crews of their responsibility to comply with applicable airworthiness authority approved documents.

Verdict

The call

The clearest difference is update cadence: AVIOBOOK TECH at every 2 months against DHC's every 8 months. DHC's advantage is iOS requirement (13.0 vs 17.6). On price, ads, in-app purchases and device support 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

AVIOBOOK TECH ships an update every 2 months, DHC every 8 months. The most recent releases landed on October 26, 2026 and October 27, 2026 respectively.

Scorecard2 real differences · 4 level
AVIOBOOK TECH versus DHC: the parameters behind the verdict, then further details
ParameterAVIOBOOK TECHDHC
PriceFreeFree
Update frequencyEvery 2 months — betterEvery 8 months
AdsNoNo
In-app purchasesNoNo
DevicesiPadiPad
Requires iOS17.613.0 — better
Further details — not scored
Size220 MB92 MB
Age rating4+4+
DeveloperAvioVisionDe Havilland Aircraft Company of Canada Limited

In-app purchases

None

AVIOBOOK TECH

No in-app purchases

None

DHC

No in-app purchases

Questions

Is AVIOBOOK TECH free?
AVIOBOOK TECH is free to download, with no in-app purchases.
Is DHC free?
DHC is free to download, with no in-app purchases.
Do AVIOBOOK TECH or DHC have ads?
Neither AVIOBOOK TECH nor DHC shows ads.
Which is updated more often, AVIOBOOK TECH or DHC?
AVIOBOOK TECH ships an update every 2 months, and DHC every 8 months. Most recently, AVIOBOOK TECH was updated on October 26, 2026 and DHC on October 27, 2026.

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