# DeltaV CHARM DEWD vs Additel Link

The clearest difference is review sentiment: DeltaV CHARM DEWD at 56% against Additel Link's 0%. DeltaV CHARM DEWD also leads on ratings volume (15 vs 4). Additel Link's advantage is rating (5.0 vs 3.9) and update cadence (every 6 weeks vs every 4 months). 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.

Additel Link holds the better App Store score, 5.0 against 3.9. Both are backed by a comparable volume of ratings — 15 and 4 respectively. Written reviews complicate that: 56% of DeltaV CHARM DEWD's written reviews are positive against 0% of Additel Link's, so the app with the better star average is not the one people write more warmly about.

DeltaV CHARM DEWD ships an update every 4 months, Additel Link every 6 weeks. The most recent releases landed on October 23, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | DeltaV CHARM DEWD | Additel Link |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.9 (15 ratings)](https://appshunter.io/ios/app/deltav-charm-dewd/id688891028/reviews) | **[5.0 (4 ratings)](https://appshunter.io/ios/app/additel-link/id1384771634/reviews)** |
| Number of ratings | **15** | 4 |
| Positive reviews | **55.6% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 6 weeks** |
| Monetization | Free | Free |
| Size | 64 MB | 146 MB |
| Requires iOS | 16.0 | **15.6** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [Emerson Process Management](https://appshunter.io/developer/561985742) | [Additel Corp.](https://appshunter.io/developer/1384771633) |

## 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


### Additel Link

[App page](https://appshunter.io/ios/app/additel-link/id1384771634)

This utility software connects to smart instruments via Bluetooth or network for remote monitoring, control, and data download. It simplifies traditional calibration tests, making them more efficient and digital.

**Highlights:** Remote monitoring and control, Data download and logging, Bluetooth and network connectivity, Simplified calibration tests, Real-time data display, Device status and information

**Features:** 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 Additel Link free?

Additel Link is free to download, with no in-app purchases.

### Which has better reviews, DeltaV CHARM DEWD or Additel Link?

Additel Link is rated higher. DeltaV CHARM DEWD averages 3.9 out of 5 from 15 ratings, while Additel Link averages 5.0 from 4 ratings.

### Do DeltaV CHARM DEWD or Additel Link have ads?

Neither DeltaV CHARM DEWD nor Additel Link shows ads.

### Which is updated more often, DeltaV CHARM DEWD or Additel Link?

DeltaV CHARM DEWD ships an update every 4 months, and Additel Link every 6 weeks. Most recently, DeltaV CHARM DEWD was updated on October 23, 2026 and Additel Link on October 22, 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.*