# SDC BSO vs Simple Relationship Map AI

The clearest difference is in-app purchases: SDC BSO at none against Simple Relationship Map AI's 2. SDC BSO also leads on iOS requirement (11.0 vs 15.6). Simple Relationship Map AI's advantage is update cadence (weekly vs every 6 weeks). 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. SDC BSO asks for nothing beyond the download.

SDC BSO ships an update every 6 weeks, Simple Relationship Map AI weekly. The most recent releases landed on September 20, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | SDC BSO | Simple Relationship Map AI |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Weekly** |
| Monetization | Free | — |
| Size | 49 MB | 58 MB |
| Requires iOS | **11.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Tzu An Wen](https://appshunter.io/developer/1196209054) | [YUKI TANAIKE](https://appshunter.io/developer/478558546) |

## What reviewers say

### SDC BSO

[App page](https://appshunter.io/ios/app/sdc-bso/id1498155196)

This utility app provides a dedicated pitch clock function for fieldforce operations. It was updated to include this specific feature, enhancing its functionality for users requiring precise timing.

**Highlights:** Pitch clock function, Fieldforce operations support, Updated functionality, Precise timing

**Features:** macOS Compatibility

**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 SDC BSO free?

SDC BSO 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 SDC BSO or Simple Relationship Map AI have ads?

Neither SDC BSO nor Simple Relationship Map AI shows ads.

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

SDC BSO ships an update every 6 weeks, and Simple Relationship Map AI weekly. Most recently, SDC BSO was updated on September 20, 2026 and Simple Relationship Map AI on October 7, 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.*