Comparison

uSpectrumX vs LensDataBase

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

Head to head
About

uSpectrumX

Features
Read full description

uSpectrumX is a wireless controller application for UPRTek handheld spectrometer which provides 6 main features, namely Basic, Spectrum, CIE1931, CIE1976, CRI, and TM-30. Supported Devices ・MK350S Premium (≧ FW Ver.1.1.0.B24) ・MK350N Premium (≧ FW Ver.1.1.1.B6) # uSpectrumX will continuously add more supported devices in the future. Connect to Handheld Spectrometer via Wi-Fi ・To remotely analyze light source target. ・To remotely configure the "Integration Mode" of device ・To remotely run "Dark Calibration" of device. ・To save the captured data of device. More Features ・To show Spectrum, CIE1931, CIE1976, CRI, TM-30 diagram of the data(*.xls), which was generated from UPRTek handheld spectrometer. ・To see more detail information of light source, such as LUX, CCT, CRI, x, y, λp, and λpV. ・To share the measured data via email. ・To choose uSpectrumX to open UPRTek xls file from other apps.

About

LensDataBase

Read full description

Lens Data Base — professional reference tool for cinema lenses with detailed technical specifications. Core features: Advanced search by brand, focal length and format (anamorphic, spherical, Full Frame, S35) Lens comparison by aperture, sensor coverage and optical properties Auto-compatibility check for ARRI, RED, Sony Venice and Blackmagic Built-in analysis system for vignetting and distortion For professionals: — Directors of photography and camera assistants — Lens selection for specific projects — Quick technical limitations assessment Roadmap: — Shooting schedule integration (in development) — DoF (Depth of Field) calculator — AR lens preview via iPhone camera

Screenshots

uSpectrumX4 screens
LensDataBase4 screens

Verdict

The call

The clearest difference is update cadence: LensDataBase at weekly against uSpectrumX's every 3 months. uSpectrumX's advantage is iOS requirement (9.0 vs 18.0). On price, ads, in-app purchases and device support 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

uSpectrumX ships an update every 3 months, LensDataBase weekly. The most recent releases landed on September 16, 2026 and September 8, 2026 respectively.

Scorecard2 real differences · 4 level
uSpectrumX versus LensDataBase: the parameters behind the verdict, then further details
ParameteruSpectrumXLensDataBase
PriceFreeFree
Update frequencyEvery 3 monthsWeekly — better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS9.0 — better18.0
Further details — not scored
Size25 MB7 MB
Age rating4+4+
DeveloperUnited Power Research Technology CorporationEvgenii Skvortsov

In-app purchases

None

uSpectrumX

No in-app purchases

None

LensDataBase

No in-app purchases

Questions

Is uSpectrumX free?
uSpectrumX is free to download, with no in-app purchases.
Is LensDataBase free?
LensDataBase is free to download, with no in-app purchases.
Do uSpectrumX or LensDataBase have ads?
Neither uSpectrumX nor LensDataBase shows ads.
Which is updated more often, uSpectrumX or LensDataBase?
uSpectrumX ships an update every 3 months, and LensDataBase weekly. Most recently, uSpectrumX was updated on September 16, 2026 and LensDataBase on September 8, 2026.

Other comparisons