Comparison

LEHMANN Config vs SEKONIC LD

Price, ratings, monetisation and update history for both apps, side by side โ€” with what reviewers say about each.

Head to head
About

LEHMANN Config

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With the LEHMANN Config App, M410 pro, M420 pro and M610 pro furniture locks with fingerprint module or keypad as well as the GIRO TA rotary handle lock and VERTO ZERO NFC can be configured quickly and easily. The iPhone and lock are connected via NFC. Individual configuration profiles can be created and saved in the app or individual parameter changes can be transferred to the lock using manual configuration. To transfer a configuration, programming mode must be activated in the lock. The iPhone must then be held up to the lock's NFC interface to transfer the configuration.

About

SEKONIC LD

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With SEKONIC LD, you can use the full functionality of the spectrometer C-4000. You can remotely control the C-4000 via Bluetooth and view graphs of measurement data in various way. It displays illuminance (lux or foot-candle), deviation (โŠฟuv), color temperature (K), color rendering index (CRI/TM-30), and CIE1931 chromaticity coordinates (x,y). and imports stored data from the C-4000. SEKONIC LD offers upgrade option with in-app purchases (3-month subscription, 12-month subscription), including a 2-week free trial. With the upgrade, you can import drawings such as lighting layouts or site photos, and link measured values directly on them. Even if you stop the measurement midway, you can add notes to the saved data, making it convenient for multiple measurements. You can also attach smartphone images and notes to each measurement data. Location information of sites can also be attached with GPS data. Compile project data into simple reports, output as PDFs, or export as CSVs for further processing. License Agreement: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

LEHMANN Config3 screens
SEKONIC LD4 screens

Verdict

The call

The clearest difference is in-app purchases: LEHMANN Config at none against SEKONIC LD's 2. SEKONIC LD's advantage is update cadence (every 9 months vs every 30 months) and iOS requirement (16.0 vs 18.6). On price, ads and device support there is nothing between them.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. SEKONIC LD sells 2 in-app purchases, starting at $49.99 per 3 months. LEHMANN Config asks for nothing beyond the download.

UpkeepUpdate frequency

LEHMANN Config ships an update every 30 months, SEKONIC LD every 9 months. The most recent releases landed on October 27, 2026 and October 3, 2026 respectively.

Scorecard3 real differences ยท 3 level
LEHMANN Config versus SEKONIC LD: the parameters behind the verdict, then further details
ParameterLEHMANN ConfigSEKONIC LD
PriceFreeFree
Update frequencyEvery 30 monthsEvery 9 months โ€” better
AdsNoNo
In-app purchasesNo โ€” betterYes
DevicesiPhoneiPhone, iPad โ€” better
Requires iOS18.616.0 โ€” better
Further details โ€” not scored
Size4 MB33 MB
Age rating4+4+
DeveloperLehmann Vertriebsges. mbH & Co. KGSekonic

In-app purchases

None

LEHMANN Config

No in-app purchases

2 purchases

SEKONIC LD

Subscriptions2
  • 3 months subscription14 Days trial$49.993 Months
  • 12 months subscription14 Days trial$119.991 Year

Questions

Is LEHMANN Config free?
LEHMANN Config is free to download, with no in-app purchases.
Is SEKONIC LD free?
SEKONIC LD is free to download, with in-app purchases available.
Do LEHMANN Config or SEKONIC LD have ads?
Neither LEHMANN Config nor SEKONIC LD shows ads.
Which is updated more often, LEHMANN Config or SEKONIC LD?
LEHMANN Config ships an update every 30 months, and SEKONIC LD every 9 months. Most recently, LEHMANN Config was updated on October 27, 2026 and SEKONIC LD on October 3, 2026.

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