# my Installed Base vs WEG Data Viewer

The clearest difference is rating: my Installed Base at 5.0 against WEG Data Viewer's 3.1. WEG Data Viewer's advantage is update cadence (monthly vs every 4 months) and ratings volume (27 vs 1). On price, ads, in-app purchases and monetization model there is nothing between them.

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

my Installed Base holds the better App Store score, 5.0 against 3.1. That said, the two scores are not equally well evidenced: WEG Data Viewer has 27 ratings behind it against 1, so its average is the more settled of the two.

my Installed Base ships an update every 4 months, WEG Data Viewer monthly. The most recent releases landed on September 20, 2026 and August 13, 2026 respectively.

## The numbers

| Metric | my Installed Base | WEG Data Viewer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/my-installed-base/id1211294309/reviews)** | [3.1 (27 ratings)](https://appshunter.io/ios/app/weg-data-viewer/id1576866018/reviews) |
| Number of ratings | 1 | **27** |
| Positive reviews | — | 12.5% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Monthly** |
| Monetization | Free | Free |
| Size | 135 MB | 30 MB |
| Requires iOS | **15.5** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | +4 |
| Developer | [ABB Information Systems AG](https://appshunter.io/developer/1026885389) | [WEG Equipamentos Eletricos S/A](https://appshunter.io/developer/575847223) |

## What reviewers say

### my Installed Base

[App page](https://appshunter.io/ios/app/my-installed-base/id1211294309)

This application allows ABB customers, authenticated user groups, and employees to register and manage their ABB equipment. Users can scan QR codes to add products, submit service requests, explore registered items, and access product information. It provides interactive management of ABB products and sites directly from a mobile device.

**Highlights:** Register ABB products via QR code scanning, Add product service requests, Explore registered products and sites, Access product information, Manage installation structures, Contact ABB support

**Features:** Vision Pro support

**In-app purchases:** none


### 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


## Frequently asked questions

### Is my Installed Base free?

my Installed Base is free to download, with no in-app purchases.

### Is WEG Data Viewer free?

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

### Which has better reviews, my Installed Base or WEG Data Viewer?

my Installed Base is rated higher. my Installed Base averages 5.0 out of 5 from 1 ratings, while WEG Data Viewer averages 3.1 from 27 ratings.

### Do my Installed Base or WEG Data Viewer have ads?

Neither my Installed Base nor WEG Data Viewer shows ads.

### Which is updated more often, my Installed Base or WEG Data Viewer?

my Installed Base ships an update every 4 months, and WEG Data Viewer monthly. Most recently, my Installed Base was updated on September 20, 2026 and WEG Data Viewer on August 13, 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.*