# Oil Sample Analysis vs Michelin ONCall

Oil Sample Analysis and Michelin ONCall 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.

Oil Sample Analysis ships an update every 2 months, Michelin ONCall every 6 weeks. The most recent releases landed on October 12, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Oil Sample Analysis | Michelin ONCall |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 6 weeks** |
| Size | 41 MB | 56 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Shell Information Technology International B.V.](https://appshunter.io/developer/410842826) | [Michelin North America](https://appshunter.io/developer/525096529) |

## What reviewers say

### Oil Sample Analysis

[App page](https://appshunter.io/ios/app/oil-sample-analysis/id1575505655)

**In-app purchases:** none


### Michelin ONCall

[App page](https://appshunter.io/ios/app/michelin-oncall/id6636546271)

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

**In-app purchases:** none


## Frequently asked questions

### Is Oil Sample Analysis free?

Oil Sample Analysis is free to download, with no in-app purchases.

### Is Michelin ONCall free?

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

### Do Oil Sample Analysis or Michelin ONCall have ads?

Neither Oil Sample Analysis nor Michelin ONCall shows ads.

### Which is updated more often, Oil Sample Analysis or Michelin ONCall?

Oil Sample Analysis ships an update every 2 months, and Michelin ONCall every 6 weeks. Most recently, Oil Sample Analysis was updated on October 12, 2026 and Michelin ONCall on October 25, 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.*