Comparison

Dr. Hahn Instructions vs Veka.ai

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

Head to head
About

Dr. Hahn Instructions

Features
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Dr. Hahn has launched this app to provide its customers with all adjustment instructions as videos in a user-friendly manner. The right instructions can be found quickly thanks to the app's intuitiveness and ease of use. All instructional videos for an accurate adjustment of Dr.ย Hahn hinges for metal and PVC doors are included, in particular different versions of 2-piece and 3-piece hinges, as well as fastening options with or without KT-Fix. The videos explain in detail every work step required for making height, horizontal and sealing pressure adjustments. Once a video is downloaded, it can be used offline at any time.

About

Veka.ai

Features
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Veka.ai is a product of VNG Cloud, providing monitoring services and online storage of data from cameras on cloud computing technology platforms, supporting the use of cross-platform services (Web, Mobile App, Desktop App). Veka.ai provides suitable services for all types of customers such as schools, banks, factories, chains, ... With the aim of providing solutions to store and process information from the camera effectively, Veka.ai wants to accompany you. Veka.ai's features: CONNECT, CENTRALIZE MANAGEMENT OF MULTIPLE CAMERAS FROM MULTIPLE LOCATIONS AND ACCESS ANYTIME, ANYWHERE Manage cameras from multiple locations on the same account. Unlimited storage and access, monitoring anytime, anywhere with multi-platform application. The decentralization method responds to multiple operational ways. DATA SAFETY AND SECURITY All data is saved on the international standard Data Center system of VNG Cloud, ensuring safety and confidentiality. The data is encrypted at vBox before being transmitted. Multi-factor authentication. SAVING COSTS OF SETTING, STORE AND MAINTENANCE OF THE SYSTEM Unnecessary to invest the system from the beginning or for complicated internal transmission lines. Save operating costs on hardware, transmission lines, power, etc. COMPATIBLE WITH ALMOST DEVICES IN THE MARKET vCloudcam works with almost currently available camera/DVR/NVR, including IP and Analog cameras. EASY TO SETUP AND USE THE SERVICE Quick and easy PLUG & PLAY setup. Take the initiative in buying and configuring services for each camera. FLEXIBILITY TO UPDATE AND EXPAND SERVICES Optional service pack for each camera. Purchase additional services quickly as the number of devices expands. Change service easily. AI FEATURES FROM CLOUD - HELP YOUR CAMERA BECOME SMARTER Integrate motion detection, line crossing, restricted area access, people counting, plate number recognition and more. INTELLIGENT ALARM SYSTEM Users easily create & manage notifications for each event. Receive notifications via email channels, peripherals (speakers, whistles). Helping users to respond promptly to the monitoring system. Term of use: https://www.vngcloud.vn/terms-and-conditions

Screenshots

Dr. Hahn Instructions4 screens
Veka.ai4 screens

Verdict

The call

The clearest difference is update cadence: Veka.ai at every 2 months against Dr. Hahn Instructions's every 15 months. Dr. Hahn Instructions's advantage is iOS requirement (11.0 vs 15.6). On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

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

UpkeepUpdate frequency

Dr. Hahn Instructions ships an update every 15 months, Veka.ai every 2 months. The most recent releases landed on October 29, 2026 and October 10, 2026 respectively.

Scorecard2 real differences ยท 4 level
Dr. Hahn Instructions versus Veka.ai: the parameters behind the verdict, then further details
ParameterDr. Hahn InstructionsVeka.ai
PriceFreeFree
Update frequencyEvery 15 monthsEvery 2 months โ€” better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPodiPhone, iPad, iPod โ€” better
Requires iOS11.0 โ€” better15.6
Further details โ€” not scored
Size18 MB65 MB
Age rating4+4+
DeveloperTeam Stiefelhagen Werbeagentur GmbHVI NA DATA INFORMATION TECHNOLOGY SERVICE JOINT STOCK COMPANY

In-app purchases

None

Dr. Hahn Instructions

No in-app purchases

None

Veka.ai

No in-app purchases

Questions

Is Dr. Hahn Instructions free?
Dr. Hahn Instructions is free to download, with no in-app purchases.
Is Veka.ai free?
Veka.ai is free to download, with no in-app purchases.
Do Dr. Hahn Instructions or Veka.ai have ads?
Neither Dr. Hahn Instructions nor Veka.ai shows ads.
Which is updated more often, Dr. Hahn Instructions or Veka.ai?
Dr. Hahn Instructions ships an update every 15 months, and Veka.ai every 2 months. Most recently, Dr. Hahn Instructions was updated on October 29, 2026 and Veka.ai on October 10, 2026.

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