# PTI viewer vs Stream Studio

The clearest difference is in-app purchases: PTI viewer at none against Stream Studio's 2. PTI viewer also leads on device support (4 vs 2) and iOS requirement (12.0 vs 17.0). On price, update cadence and ads there is nothing between them.

Both are free to download. Stream Studio sells 2 in-app purchases, starting at $9.99 per month. PTI viewer asks for nothing beyond the download.

PTI viewer ships an update every 7 months, Stream Studio every 6 months. The most recent releases landed on May 19, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | PTI viewer | Stream Studio |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 6 months** |
| Size | 64 MB | 40 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Playback Technologies, Inc.](https://appshunter.io/developer/1462645155) | [Ludovic Bouguerra](https://appshunter.io/developer/1501244900) |

## What reviewers say

### PTI viewer

[App page](https://appshunter.io/ios/app/pti-viewer/id1487227584)

**In-app purchases:** none


### Stream Studio

[App page](https://appshunter.io/ios/app/stream-studio-rtmp-streaming/id6736374657)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Stream Studio Monthly | $9.99 | per month |
| Stream Studio Yearly | $39.99 | per year |


## Frequently asked questions

### Is PTI viewer free?

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

### Is Stream Studio free?

Stream Studio is free to download, with in-app purchases available.

### Do PTI viewer or Stream Studio have ads?

Neither PTI viewer nor Stream Studio shows ads.

### Which is updated more often, PTI viewer or Stream Studio?

PTI viewer ships an update every 7 months, and Stream Studio every 6 months. Most recently, PTI viewer was updated on May 19, 2026 and Stream Studio 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.*