Comparison

INTspector vs OELCHECK 4.0

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

Head to head
About

INTspector

Features
Read full description

Version 5 of the INTspector app from KRIWAN represents the logical further development of the operating software for KRIWAN diagnostic devices. The app provides you with comprehensive insights into your devices and systems, from compressors to industrial pumps to refrigeration systems. Whether fault analysis, switching cycles, or operating times - with the INTspector app, a wide variety of data and measured values can be analyzed in detail and also recorded over a longer period of time in order to map and report processes transparently. Β  Functions (requires a DP gateway): β€’ Read data directly from the system. This gives you access to the error memory/counter, you can assess the current status of the system and view the operating data. β€’ Create a report in PDF format in no time at all and forward it directly to your customers if required. β€’ Optimize your system by adjusting the parameters β€’ Have the actual values recorded over time in order to assess the system's behavior (live diagnosis). Other functions (requires no gateway): β€’ Call up the data sheets, interface descriptions and parameter lists for the installed KRIWAN products so that they are available quickly and without paper for maintenance and repair work in the system. β€’ Analyze the status of the compressor using the LED flashing code, set the flashing code and the current error will be displayed directly.

About

OELCHECK 4.0

Streamline lubricant and operating fluid sample management. Easily enter data, view lab reports, and manage machine information anytime, even offline. Optimize your analysis kits with this efficient digital tool.

Highlights
  • Sample data entry via QR code or machine search
  • Offline data entry and online synchronization
  • View sample status and lab reports
  • Attach up to five photos per sample
  • Manage machine data
  • Optimized analysis kit usage
Features
Read full description

The OELCHECK App 4.0 is the tool for our customers that enables them to quickly and easily enter sample data, view laboratory reports and manage machine data - at any time, even offline! You can find more information here: https://en.oelcheck.com/app With OELCHECK 4.0, you can enter your lubricant and operating fluid sample data in four simple steps: 1. Scan your machine's QR code or select machine/component. 2. Scan the barcode (laboratory number) from your printed Sample Information Form. 3. Add information about the sample 4. Confirm with β€˜Send’. There is no need to fill in the Sample Information Form by hand. Simply tick the box β€˜Sample information provided online’ on the printed Sample Information Form and enclose it with your lubricant or operating fluid sample. Your advantages at a glance - Easier: The machine is recognized automatically. - Faster: You only need to add a few details. - More modern: The data is entered via smartphone without pen and paper. - More efficient: You optimize your use of the all-inclusive analysis sets. Features in the login area - Sample entry: Simply scan the machine QR code or use the machine search function - Offline mode: Enter the data offline and transfer it as soon as you are online again. - Sample status check: Call up the status of your samples. - Sample photo: You can add up to five photos to a sample. - Lab report: View your last lab report for a sample entered with the app. Don't have a QR code sticker for your machine yet? You can create and print machine QR codes yourself in your user account under LAB.REPORT. On request, we can also send you your QR codes as practical, oil- and weather-resistant QR code stickers. Simply give us a call on +49(0)8034-9047-250 or send us an e-mail to: sales@oelcheck.de. Attach the QR code sticker to your machine directly near the sampling point. To use the app you need: - All-inclusive analysis kit from OELCHECK (available at https://en.oelcheck.com/shop) - A free user account with LAB.REPORT - Supported languages: German, English Not yet an OELCHECK customer? Visit our website https://en.oelcheck.com to find out more about our test methods and our comprehensive range of all-inclusive analysis kits for the professional testing and evaluation of lubricants and operating fluids from a wide variety of applications.

Screenshots

INTspector4 screens
OELCHECK 4.04 screens

Verdict

The call

The clearest difference is iOS requirement: INTspector at 12.2 against OELCHECK 4.0's 15.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

CostPrice Β· In-app purchases Β· Ads Β· Monetization

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

UpkeepUpdate frequency

INTspector ships an update every 4 months, OELCHECK 4.0 every 3 months. The most recent releases landed on October 6, 2026 and October 9, 2026 respectively.

Scorecard1 real difference Β· 7 level
INTspector versus OELCHECK 4.0: the parameters behind the verdict, then further details
ParameterINTspectorOELCHECK 4.0
PriceFreeFree
Positive reviewsβ€”33.3% of reviews
Update frequencyEvery 4 monthsEvery 3 months β€” better
AdsNoNo
In-app purchasesNoNo
Monetizationβ€”Free
DevicesiPhone, iPad, iPod β€” betteriPhone, iPod
Requires iOS12.2 β€” better15.0
Further details β€” not scored
Size151 MB24 MB
Age rating4+4+
DeveloperKRIWAN Industrie-Elektronik GmbHOELCHECK GmbH

In-app purchases

None

INTspector

No in-app purchases

None

OELCHECK 4.0

No in-app purchases

Questions

Is INTspector free?
INTspector is free to download, with no in-app purchases.
Is OELCHECK 4.0 free?
OELCHECK 4.0 is free to download, with no in-app purchases.
Do INTspector or OELCHECK 4.0 have ads?
Neither INTspector nor OELCHECK 4.0 shows ads.
Which is updated more often, INTspector or OELCHECK 4.0?
INTspector ships an update every 4 months, and OELCHECK 4.0 every 3 months. Most recently, INTspector was updated on October 6, 2026 and OELCHECK 4.0 on October 9, 2026.

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