DeltaV CHARM DEWD vs OPTICHECK Level Mobile
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
DeltaV CHARM DEWD
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.
- 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
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The DEWD abides helping you diagnose and wire DeltaV CHARMs. Using the camera on your mobile device, intuitively scan the CHARM LED to instantly understand the meaning of the blink pattern or scan the CHARM Label for text recognition to swiftly find the associated wiring diagram. You can quickly understand why a CHARM LED is flashing or efficiently view a CHARM’s wiring diagram. You can also browse or search for results instead of scanning. For any given result, you can store it as a Favorite, Create or Edit (existing) Notes, or Share in context with a colleague.
OPTICHECK Level Mobile
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Mobile app for wireless device commissioning, verification and monitoring of KROHNE OPTIWAVE devices. OPTICHECK Level Mobile is part of myDevice, KROHNE’s new suite of Smart Service Tools. OPTICHECK Level Mobile features: • Wireless commissioning and device parametrisation via secure Bluetooth® connection • Verification without measurement interruption • Monitoring of meter performance and application parameters OPTICHECK Level Mobile works with the new OPTIWAVE radars from KROHNE.
Screenshots
Verdict
The clearest difference is device support: OPTICHECK Level Mobile at 3 against DeltaV CHARM DEWD's 1. OPTICHECK Level Mobile also leads on iOS requirement (11.0 vs 16.0). On price, update cadence, ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
DeltaV CHARM DEWD ships an update every 4 months, OPTICHECK Level Mobile every 3 months. The most recent releases landed on October 15, 2026 and October 4, 2026 respectively.
| Parameter | DeltaV CHARM DEWD | OPTICHECK Level Mobile |
|---|---|---|
| Price | Free | Free |
| Rating | 4.1 (14 ratings) — better | — |
| Positive reviews | 55.6% of reviews | — |
| Number of ratings | 14 — better | — |
| Update frequency | Every 4 months | Every 3 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone | iPhone, iPad, iPod — better |
| Requires iOS | 16.0 | 11.0 — better |
| Further details — not scored | ||
| Size | 64 MB | 242 MB |
| Age rating | 4+ | 4+ |
| Developer | Emerson Process Management | KROHNE Messtechnik GmbH |
In-app purchases
DeltaV CHARM DEWD
No in-app purchases
OPTICHECK Level Mobile
No in-app purchases
Questions
Is DeltaV CHARM DEWD free?
Is OPTICHECK Level Mobile free?
Do DeltaV CHARM DEWD or OPTICHECK Level Mobile have ads?
Which is updated more often, DeltaV CHARM DEWD or OPTICHECK Level Mobile?
Other comparisons
