# SIDSSA vs BlueStone DPWI

The clearest difference is device support: BlueStone DPWI at 2 against SIDSSA's —. On price, in-app purchases and iOS requirement 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 | SIDSSA | BlueStone DPWI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | — | No |
| Update frequency | — | Every 3 weeks |
| Size | 125 MB | 66 MB |
| Requires iOS | **15.0** | 15.5.0 |
| Devices | — | **iPhone, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [Energy Capital & Power](https://appshunter.io/developer/1733706545) | [Bluestone Africa PTY LTD](https://appshunter.io/developer/1825646048) |

## What reviewers say

### SIDSSA

[App page](https://appshunter.io/ios/app/sidssa/id6478701121)

**In-app purchases:** none


### BlueStone DPWI

[App page](https://appshunter.io/ios/app/bluestone-dpwi/id6748404941)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is SIDSSA free?

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

### Is BlueStone DPWI free?

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

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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.*