# OELCHECK 4.0 vs imesCompri

OELCHECK 4.0 and imesCompri are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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, imesCompri every 4 months. The most recent releases landed on October 9, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | OELCHECK 4.0 | imesCompri |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 4 months |
| Monetization | Free | — |
| Size | 24 MB | 84 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [OELCHECK GmbH](https://appshunter.io/developer/1210793145) | [IMES GmbH](https://appshunter.io/developer/1760507647) |

## 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


### imesCompri

[App page](https://appshunter.io/ios/app/imescompri/id6596754539)

**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 imesCompri free?

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

### Do OELCHECK 4.0 or imesCompri have ads?

Neither OELCHECK 4.0 nor imesCompri shows ads.

### Which is updated more often, OELCHECK 4.0 or imesCompri?

OELCHECK 4.0 ships an update every 3 months, and imesCompri every 4 months. Most recently, OELCHECK 4.0 was updated on October 9, 2026 and imesCompri on September 21, 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.*