# iEMOS vs Grease App

iEMOS and Grease App 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.

iEMOS ships an update monthly, Grease App every 5 weeks. The most recent releases landed on September 13, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | iEMOS | Grease App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/grease-app/id1625065852/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 5 weeks |
| Monetization | — | Free |
| Size | 51 MB | 96 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [KOMDAT GmbH](https://appshunter.io/developer/419305116) | [Schaeffler Technologies GmbH & Co. KG](https://appshunter.io/developer/426470435) |

## What reviewers say

### iEMOS

[App page](https://appshunter.io/ios/app/iemos/id1583245657)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Grease App

[App page](https://appshunter.io/ios/app/grease-app/id1625065852)

This app helps users determine the correct type, quantity, and interval for lubricating bearings. It prevents common lubrication errors like over- or undergreasing, contributing to more sustainable practices.

**Highlights:** Determine suitable grease type, Calculate grease service life, Set relubrication intervals, Calculate lubricant quantity, Avoid lubrication errors, Promote sustainable lubrication

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is iEMOS free?

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

### Is Grease App free?

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

### Do iEMOS or Grease App have ads?

Neither iEMOS nor Grease App shows ads.

### Which is updated more often, iEMOS or Grease App?

iEMOS ships an update monthly, and Grease App every 5 weeks. Most recently, iEMOS was updated on September 13, 2026 and Grease App 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.*