# CharacterDiagram vs Simple Relationship Map AI

The clearest difference is in-app purchases: CharacterDiagram at none against Simple Relationship Map AI's 2. CharacterDiagram also leads on iOS requirement (7.0 vs 15.6). Simple Relationship Map AI's advantage is update cadence (every 9 days vs every 3 months). On price, ads and device support there is nothing between them.

Both are free to download. Simple Relationship Map AI sells 2 in-app purchases, starting at $4.99 per month. CharacterDiagram asks for nothing beyond the download.

CharacterDiagram ships an update every 3 months, Simple Relationship Map AI every 9 days. The most recent releases landed on October 9, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | CharacterDiagram | Simple Relationship Map AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (2 ratings)](https://appshunter.io/ios/app/characterdiagram/id1056754436/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 9 days** |
| Monetization | Free | — |
| Size | 30 MB | 58 MB |
| Requires iOS | **7.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [TAKAAKI OOKI](https://appshunter.io/developer/900938033) | [YUKI TANAIKE](https://appshunter.io/developer/478558546) |

## What reviewers say

### CharacterDiagram

[App page](https://appshunter.io/ios/app/characterdiagram/id1056754436)

Easily create person correlation diagrams on your iPhone. Visualize relationships and connections between individuals in a clear and organized manner.

**Highlights:** Create person correlation diagrams, Visualize relationships, Organize connections, iPhone application

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

**In-app purchases:** none


### Simple Relationship Map AI

[App page](https://appshunter.io/ios/app/simple-relationship-map-ai/id6752496080)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| RelationMap AI Pro(Monthly) | $4.99 | per month |
| RelationMap AI Pro(Annual) | $44.99 | per year |


## Frequently asked questions

### Is CharacterDiagram free?

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

### Is Simple Relationship Map AI free?

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

### Do CharacterDiagram or Simple Relationship Map AI have ads?

Neither CharacterDiagram nor Simple Relationship Map AI shows ads.

### Which is updated more often, CharacterDiagram or Simple Relationship Map AI?

CharacterDiagram ships an update every 3 months, and Simple Relationship Map AI every 9 days. Most recently, CharacterDiagram was updated on October 9, 2026 and Simple Relationship Map AI on October 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.*