# OELCHECK 4.0 vs flexmobility platform 12

The clearest difference is update cadence: flexmobility platform 12 at monthly against OELCHECK 4.0's every 3 months. On price, ads, in-app purchases and device support there is nothing between them.

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

OELCHECK 4.0 ships an update every 3 months, flexmobility platform 12 monthly. Both last shipped on November 3, 2026.

## The numbers

| Metric | OELCHECK 4.0 | flexmobility platform 12 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Monthly** |
| Monetization | Free | — |
| Size | 8 MB | 152 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [OELCHECK GmbH](https://appshunter.io/developer/1210793145) | [3mobility solutions GmbH](https://appshunter.io/developer/871151925) |

## What reviewers say

### OELCHECK 4.0

[App page](https://appshunter.io/ios/app/oelcheck-40/id1474067028)

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:** macOS Compatibility

**In-app purchases:** none


### flexmobility platform 12

[App page](https://appshunter.io/ios/app/flexmobility-platform-12/id6462437937)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is OELCHECK 4.0 free?

OELCHECK 4.0 is free to download, with no in-app purchases.

### Is flexmobility platform 12 free?

flexmobility platform 12 is free to download, with no in-app purchases.

### Do OELCHECK 4.0 or flexmobility platform 12 have ads?

Neither OELCHECK 4.0 nor flexmobility platform 12 shows ads.

### Which is updated more often, OELCHECK 4.0 or flexmobility platform 12?

OELCHECK 4.0 ships an update every 3 months, and flexmobility platform 12 monthly. Most recently, OELCHECK 4.0 was updated on November 3, 2026 and flexmobility platform 12 on November 3, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*