Comparison

SEKONIC LD vs P&B Master

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

Head to head
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/

About

P&B Master

Features
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This APP is designed for smart agriculture control, featuring free grouping and local or remote operation. It enables automated management of light spectra to promote agricultural development.

Screenshots

SEKONIC LD4 screens
P&B Master3 screens

Verdict

The call

The clearest difference is in-app purchases: P&B Master at none against SEKONIC LD's 2. P&B Master also leads on update cadence (every 5 weeks vs every 9 months) and iOS requirement (13.0 vs 16.0). 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. P&B Master asks for nothing beyond the download.

UpkeepUpdate frequency

SEKONIC LD ships an update every 9 months, P&B Master every 5 weeks. The most recent releases landed on October 3, 2026 and October 1, 2026 respectively.

Scorecard3 real differences ยท 3 level
SEKONIC LD versus P&B Master: the parameters behind the verdict, then further details
ParameterSEKONIC LDP&B Master
PriceFreeFree
Update frequencyEvery 9 monthsEvery 5 weeks โ€” better
AdsNoNo
In-app purchasesYesNo โ€” better
DevicesiPhone, iPadiPhone, iPad, iPod โ€” better
Requires iOS16.013.0 โ€” better
Further details โ€” not scored
Size33 MB196 MB
Age rating4+4+
DeveloperSekonicShenzhen Pinbanke Technology Co., Ltd.

In-app purchases

2 purchases

SEKONIC LD

Subscriptions2
  • 3 months subscription14 Days trial$49.993 Months
  • 12 months subscription14 Days trial$119.991 Year
None

P&B Master

No in-app purchases

Questions

Is SEKONIC LD free?
SEKONIC LD is free to download, with in-app purchases available.
Is P&B Master free?
P&B Master is free to download, with no in-app purchases.
Do SEKONIC LD or P&B Master have ads?
Neither SEKONIC LD nor P&B Master shows ads.
Which is updated more often, SEKONIC LD or P&B Master?
SEKONIC LD ships an update every 9 months, and P&B Master every 5 weeks. Most recently, SEKONIC LD was updated on October 3, 2026 and P&B Master on October 1, 2026.

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