# DeltaV CHARM DEWD vs Field Device Configurator

The clearest difference is rating: Field Device Configurator at 5.0 against DeltaV CHARM DEWD's 3.9. DeltaV CHARM DEWD's advantage is update cadence (every 4 months vs every 9 months) and ratings volume (15 vs 3). 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.

Field Device Configurator holds the better App Store score, 5.0 against 3.9. That said, the two scores are not equally well evidenced: DeltaV CHARM DEWD has 15 ratings behind it against 3, so its average is the more settled of the two.

DeltaV CHARM DEWD ships an update every 4 months, Field Device Configurator every 9 months. Both last shipped on November 2, 2026.

## The numbers

| Metric | DeltaV CHARM DEWD | Field Device Configurator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.9 (15 ratings)](https://appshunter.io/ios/app/deltav-charm-dewd/id688891028/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/field-device-configurator/id1441140433/reviews)** |
| Number of ratings | **15** | 3 |
| Positive reviews | 55.6% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 9 months |
| Monetization | Free | Free |
| Size | 64 MB | 196 MB |
| Requires iOS | 16.0 | 16.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Emerson Process Management](https://appshunter.io/developer/561985742) | [Endress+Hauser Instruments International AG](https://appshunter.io/developer/513969520) |

## What reviewers say

### DeltaV CHARM DEWD

[App page](https://appshunter.io/ios/app/deltav-charm-dewd/id688891028)

Diagnose and wire DeltaV CHARMs using your mobile device's camera. Scan CHARM LEDs to understand blink patterns or scan labels for wiring diagrams. Quickly access information, save favorites, add notes, and share with colleagues.

**Highlights:** Scan CHARM LED blink patterns, Scan CHARM labels for text recognition, Instantly understand blink pattern meanings, Swiftly find associated wiring diagrams, Browse and search for results, Store results as Favorites, Create or edit Notes, Share information with colleagues

**Features:** macOS Compatibility

**In-app purchases:** none


### Field Device Configurator

[App page](https://appshunter.io/ios/app/field-device-configurator/id1441140433)

This mobile tool provides wireless access to diagnostics and process information for field devices via Bluetooth. It streamlines configuration and maintenance tasks, even in hazardous environments, with secure data transmission. An integrated device list offers a quick overview of nearby devices.

**Highlights:** Wireless configuration via Bluetooth, Mobile access to diagnostics, Process information access, Secure data transmission, Integrated device list, Time-saving maintenance tool

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

**In-app purchases:** none


## Frequently asked questions

### Is DeltaV CHARM DEWD free?

DeltaV CHARM DEWD is free to download, with no in-app purchases.

### Is Field Device Configurator free?

Field Device Configurator is free to download, with no in-app purchases.

### Which has better reviews, DeltaV CHARM DEWD or Field Device Configurator?

Field Device Configurator is rated higher. DeltaV CHARM DEWD averages 3.9 out of 5 from 15 ratings, while Field Device Configurator averages 5.0 from 3 ratings.

### Do DeltaV CHARM DEWD or Field Device Configurator have ads?

Neither DeltaV CHARM DEWD nor Field Device Configurator shows ads.

### Which is updated more often, DeltaV CHARM DEWD or Field Device Configurator?

DeltaV CHARM DEWD ships an update every 4 months, and Field Device Configurator every 9 months. Most recently, DeltaV CHARM DEWD was updated on November 2, 2026 and Field Device Configurator on November 2, 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.*