# Root Cause Analysis (RCA) vs Manufacturing Engineer Prep

The clearest difference is in-app purchases: Root Cause Analysis (RCA) at none against Manufacturing Engineer Prep's 9. Manufacturing Engineer Prep's advantage is iOS requirement (15.1 vs 17.6). On price, ads and device support there is nothing between them.

Both are free to download. Manufacturing Engineer Prep sells 9 in-app purchases, starting at $8.99 per 7 days. Root Cause Analysis (RCA) asks for nothing beyond the download.

## The numbers

| Metric | Root Cause Analysis (RCA) | Manufacturing Engineer Prep |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/root-cause-analysis-rca/id6743373852/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 7 months |
| Monetization | Free | — |
| Size | 4 MB | 51 MB |
| Requires iOS | 17.6 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Vijay Gurav](https://appshunter.io/developer/1791521119) | [Exam Prep OU](https://appshunter.io/developer/1689642184) |

## What reviewers say

### Root Cause Analysis (RCA)

[App page](https://appshunter.io/ios/app/root-cause-analysis-rca/id6743373852)

This app helps teams quickly identify and eliminate recurring problems using proven methodologies. It offers an intuitive interface and collaborative features to streamline problem-solving, reduce downtime, and enhance efficiency.

**Highlights:** 5 Whys methodology, Fishbone Diagram tool, Collaborative features, Intuitive interface, Data-driven insights, Problem-solving streamlining

**Features:** macOS Compatibility

**In-app purchases:** none


### Manufacturing Engineer Prep

[App page](https://appshunter.io/ios/app/manufacturing-engineer-prep/id6744238978)

**Features:** macOS Compatibility

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CMfgE Weekly Full Access | $8.99 | per 7 days |
| CMfgE Monthly Full Access | $24.99 | per month |
| CMfgE Monthly Full Access | $34.99 | per month |
| CMfgE Quarterly Full Access | $55.99 | per 3 months |
| CMfgE Quarterly Full Access | $59.99 | per 3 months |
| CMfgE Semiannual Full Access | $75.99 | per 6 months |
| CMfgE Semiannual Full Access | $79.99 | per 6 months |
| CMfgE Annual Full Access | $109.99 | per year |
| CMfgE Annual Full Access | $119.99 | per year |


## Frequently asked questions

### Is Root Cause Analysis (RCA) free?

Root Cause Analysis (RCA) is free to download, with no in-app purchases.

### Is Manufacturing Engineer Prep free?

Manufacturing Engineer Prep is free to download, with in-app purchases available.

### Do Root Cause Analysis (RCA) or Manufacturing Engineer Prep have ads?

Neither Root Cause Analysis (RCA) nor Manufacturing Engineer Prep shows ads.

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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.*