# StreamBIM vs PIRS

The clearest difference is iOS requirement: PIRS at 13.0 against StreamBIM's 15.6. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on September 28, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | StreamBIM | PIRS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | Every 3 months |
| Size | 5 MB | 55 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Rendra AS](https://appshunter.io/developer/766599235) | [SOBIS Software GmbH](https://appshunter.io/developer/1294577493) |

## What reviewers say

### StreamBIM

[App page](https://appshunter.io/ios/app/streambim/id1012350600)

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

**In-app purchases:** none


### PIRS

[App page](https://appshunter.io/ios/app/pirssite/id1230060880)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is StreamBIM free?

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

### Is PIRS free?

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

### Do StreamBIM or PIRS have ads?

Neither StreamBIM nor PIRS shows ads.

### Which is updated more often, StreamBIM or PIRS?

StreamBIM ships an update every 3 months, and PIRS every 3 months. Most recently, StreamBIM was updated on September 28, 2026 and PIRS on September 26, 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.*