Comparison

IHK AR by 3DQR vs PEEK Sensor

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

Head to head
About

IHK AR by 3DQR

Enhance vocational education with augmented reality. This app links learning materials with digital content and 3D models, simplifying complex topics for students. Prepare for seminars and exams by visualizing concepts in your real environment.

Highlights
  • Augmented reality visualization
  • 3D model projection
  • Simplifies complex topics
  • Home exam preparation
  • Scan 3DQR codes
Features
Read full description

Learning in the third dimension! With the help of the visualization possibilities of so-called Augmented Reality (AR), there is now a completely new learning opportunity for course participants of the Higher Vocational Education IHK. Linking teaching materials with digital content or projecting 3D models into the real environment - highly complex processes and topics are explained in a simple and understandable way. Thanks to AR, users can also better prepare for seminars or exams at home. How it works: The IHK text volumes that already contain 3DQR codes are marked with an individual unlock QR code on the title page. To use the 3DQR codes, download this free app to your tablet or smartphone. Now simply scan the 3DQR code in the text volume with the app or, if you are using a digital text volume, simply tap on the 3DQR code. FIND TEST-CODES HERE: https://3dqr.de/qr-code-collection-eng/

About

PEEK Sensor

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An application to connect to the PEEK sensor of PEEK GmbH via Bluetooth Low Energy. Battery level - the app shows the current battery level of the PEEK sensor. Firmware update - the application is needed to transfer important and safety-relevant updates to the PEEK sensor Additional features - the application displays the status of additional functions of the PEEK sensor and also provides additional information that is not directly displayed on the PEEK sensor. Alert Method “Voltage level” - the app allows you to change the voltage level PEEK settings according to your working environment. Alert Method “Adaptive System” - the app is setting a default sensitivity level and is able to reset the sensitivity level back to default. The full functionality of the application can only be viewed in conjunction with an active BLE connection to a PEEK sensor.

Screenshots

IHK AR by 3DQR4 screens
PEEK Sensor4 screens

Verdict

The call

The clearest difference is update cadence: IHK AR by 3DQR at every 5 weeks against PEEK Sensor's every 4 months. IHK AR by 3DQR also leads on device support (3 vs 1) and iOS requirement (14.0 vs 16.0). On price, 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

IHK AR by 3DQR ships an update every 5 weeks, PEEK Sensor every 4 months. The most recent releases landed on November 2, 2026 and November 7, 2026 respectively.

Scorecard3 real differences · 7 level
IHK AR by 3DQR versus PEEK Sensor: the parameters behind the verdict, then further details
ParameterIHK AR by 3DQRPEEK Sensor
PriceFreeFree
Rating5.0 (1 ratings) — better—
Positive reviews60.0% of reviews—
Number of ratings1 — better—
Update frequencyEvery 5 weeks — betterEvery 4 months
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS14.0 — better16.0
Further details — not scored
Size145 MB41 MB
Age rating4+4+
Developer3DQR GmbHPeek GmbH

In-app purchases

None

IHK AR by 3DQR

No in-app purchases

None

PEEK Sensor

No in-app purchases

Questions

Is IHK AR by 3DQR free?
IHK AR by 3DQR is free to download, with no in-app purchases.
Is PEEK Sensor free?
PEEK Sensor is free to download, with no in-app purchases.
Do IHK AR by 3DQR or PEEK Sensor have ads?
Neither IHK AR by 3DQR nor PEEK Sensor shows ads.
Which is updated more often, IHK AR by 3DQR or PEEK Sensor?
IHK AR by 3DQR ships an update every 5 weeks, and PEEK Sensor every 4 months. Most recently, IHK AR by 3DQR was updated on November 2, 2026 and PEEK Sensor on November 7, 2026.

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