# WEG Data Viewer vs Rotieh Smart

The clearest difference is device support: Rotieh Smart at 4 against WEG Data Viewer's 2. 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.

WEG Data Viewer ships an update monthly, Rotieh Smart fortnightly. The most recent releases landed on October 24, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | WEG Data Viewer | Rotieh Smart |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.1 (27 ratings)](https://appshunter.io/ios/app/weg-data-viewer/id1576866018/reviews)** | — |
| Number of ratings | **27** | — |
| Positive reviews | 12.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Fortnightly** |
| Monetization | Free | — |
| Size | 30 MB | 155 MB |
| Requires iOS | 15.6 | **15.5** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | +4 | 4+ |
| Developer | [WEG Equipamentos Eletricos S/A](https://appshunter.io/developer/575847223) | [Rotieh Serviços](https://appshunter.io/developer/1805646132) |

## What reviewers say

### WEG Data Viewer

[App page](https://appshunter.io/ios/app/weg-data-viewer/id1576866018)

Access technical documents for WEG products, including data sheets, drawings, and manuals for electric motors, automation equipment, and ink. Easily search for specific information within a wide range of technical documentation.

**Highlights:** Search technical documents, Access data sheets, View drawings, Find manuals, Browse bulletins, Technical documentation for WEG products

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

**In-app purchases:** none


### Rotieh Smart

[App page](https://appshunter.io/ios/app/rotieh-smart/id6798724294)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is WEG Data Viewer free?

WEG Data Viewer is free to download, with no in-app purchases.

### Is Rotieh Smart free?

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

### Do WEG Data Viewer or Rotieh Smart have ads?

Neither WEG Data Viewer nor Rotieh Smart shows ads.

### Which is updated more often, WEG Data Viewer or Rotieh Smart?

WEG Data Viewer ships an update monthly, and Rotieh Smart fortnightly. Most recently, WEG Data Viewer was updated on October 24, 2026 and Rotieh Smart on October 10, 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.*