# ET/RDT Scanner vs Flash Studio

The clearest difference is ads: ET/RDT Scanner at none against Flash Studio's shown. Flash Studio's advantage is update cadence (weekly vs every 4 months). On price, in-app purchases, device support 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.

ET/RDT Scanner ships an update every 4 months, Flash Studio weekly. The most recent releases landed on October 4, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | ET/RDT Scanner | Flash Studio |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (4.2K ratings)](https://appshunter.io/ios/app/flash-studio/id6756779254/reviews)** |
| Number of ratings | — | **4.2K** |
| Positive reviews | — | 56.4% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 4 months | **Weekly** |
| Monetization | — | Ad-supported |
| Size | 39 MB | 99 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [InVeris Training Solutions Canada Inc](https://appshunter.io/developer/1808993907) | [浙江闪铸三维科技有限公司](https://appshunter.io/developer/999198567) |

## What reviewers say

### ET/RDT Scanner

[App page](https://appshunter.io/ios/app/etrdt-scanner/id6744706234)

**In-app purchases:** none


### Flash Studio

[App page](https://appshunter.io/ios/app/flash-studio/id6756779254)

Manage your 3D printers remotely from your smartphone. Monitor print status, view live video feeds of your printer's operations, and control multiple printers simultaneously.

**Highlights:** Remote printer monitoring, Real-time video feed, Manage grouped printers, On-the-go management, Smartphone integration

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

**In-app purchases:** none


## Frequently asked questions

### Is ET/RDT Scanner free?

ET/RDT Scanner is free to download, with no in-app purchases.

### Is Flash Studio free?

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

### Do ET/RDT Scanner or Flash Studio have ads?

Flash Studio shows ads; ET/RDT Scanner does not.

### Which is updated more often, ET/RDT Scanner or Flash Studio?

ET/RDT Scanner ships an update every 4 months, and Flash Studio weekly. Most recently, ET/RDT Scanner was updated on October 4, 2026 and Flash Studio on October 15, 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.*