# CMS Engineer vs Relationship Map AI

The clearest difference is in-app purchases: CMS Engineer at none against Relationship Map AI's 2. CMS Engineer also leads on iOS requirement (13.4 vs 15.6). Relationship Map AI's advantage is update cadence (fortnightly vs monthly). On price, ads and device support there is nothing between them.

Both are free to download. Relationship Map AI sells 2 in-app purchases, starting at $2.99 per month. CMS Engineer asks for nothing beyond the download.

CMS Engineer ships an update monthly, Relationship Map AI fortnightly. The most recent releases landed on September 8, 2026 and August 24, 2026 respectively.

## The numbers

| Metric | CMS Engineer | Relationship Map AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (1 ratings)](https://appshunter.io/ios/app/relationship-map-ai/id6711352748/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Fortnightly** |
| Monetization | — | Freemium |
| Size | 36 MB | 71 MB |
| Requires iOS | **13.4** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [CMS SupaTrak Ltd](https://appshunter.io/developer/1565174937) | [YUKI TANAIKE](https://appshunter.io/developer/478558546) |

## What reviewers say

### CMS Engineer

[App page](https://appshunter.io/ios/app/cms-engineer/id1617242346)

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

**In-app purchases:** none


### Relationship Map AI

[App page](https://appshunter.io/ios/app/relationship-map-ai/id6711352748)

Effortlessly generate relationship maps using AI. Visualize connections between people, organizations, industries, and more with intuitive editing, customizable visuals, and cross-device support. Export and share your creations easily.

**Highlights:** AI-generated relationship maps, Intuitive map editing, Customizable visual themes, Cross-device synchronization via Google Drive, Export and share maps, Text-based editing with Mermaid notation, Dark theme support

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Simple Relationship Map Pro Monthly | $2.99 | per month |
| Simple Relationship Map Pro Annual | $27.00 | per year |


## Frequently asked questions

### Is CMS Engineer free?

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

### Is Relationship Map AI free?

Relationship Map AI is free to download, with in-app purchases available.

### Do CMS Engineer or Relationship Map AI have ads?

Neither CMS Engineer nor Relationship Map AI shows ads.

### Which is updated more often, CMS Engineer or Relationship Map AI?

CMS Engineer ships an update monthly, and Relationship Map AI fortnightly. Most recently, CMS Engineer was updated on September 8, 2026 and Relationship Map AI on August 24, 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.*