# Root Cause Analysis (RCA) vs WhyChain

The clearest difference is iOS requirement: WhyChain at 13.0 against Root Cause Analysis (RCA)'s 17.6. 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.

## The numbers

| Metric | Root Cause Analysis (RCA) | WhyChain |
| --- | --- | --- |
| 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 | No |
| Ads | No | No |
| Update frequency | — | Daily |
| Monetization | Free | — |
| Size | 4 MB | 29 MB |
| Requires iOS | 17.6 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Vijay Gurav](https://appshunter.io/developer/1791521119) | [Serhat Kart](https://appshunter.io/developer/1896625806) |

## 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


### WhyChain

[App page](https://appshunter.io/ios/app/whychain/id6769050871)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

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

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

### Is WhyChain free?

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

### Do Root Cause Analysis (RCA) or WhyChain have ads?

Neither Root Cause Analysis (RCA) nor WhyChain 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.*