Comparison

LightSpectrum Pro vs Blackout v2 (Legacy)

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

Head to head
About

LightSpectrum Pro

Measure light source color temperature and spectrum accurately without expensive equipment. View the color spectrum from 360nm to 800nm, and analyze the white point on the CIE 1931 diagram. Overlay filtered wavelengths on camera images to see frequency reflections and intensity.

Highlights
  • Color temperature measurement
  • Color spectrum analysis (360nm-800nm)
  • CIE 1931 white point display
  • Wavelength filtering and overlay
  • High accuracy compared to professional devices
Features
Currently charting
Read full description

With LightSpectrumPro EVO you can measure the color temperature of a light source without having to spend hundreds of dollars on professional devices. LightSpectrumPro EVO has an error of 2 - 8% compared to existing professional products on the market. in addition to the color temperature measurement in Kelvin, LightSpectrumPro EVO allows you to view the color spectrum of the light being examined with a band ranging from 360nm to 800nm. in addition to the spectrum it is possible to display the position of the white point on the CIE 1931 diagram and to apply a filter for wavelengths to display in overlay on the image captured by the cameras which elements reflect a specific frequency and with what intensity.

About

Blackout v2 (Legacy)

A professional lighting console app for iPad, offering an intuitive interface and powerful effects engine. Access a vast fixture database, create custom profiles, and manage lighting cues with ease. Supports advanced MIDI control for enhanced efficiency.

Highlights
  • Cloud Fixture Database
  • Custom Fixture Creation
  • Streamlined Fixture Patching
  • Intuitive Fixture Controls
  • Multi-Cuelist Platform
  • Dynamic Effects Engine
  • Advanced MIDI Support
Read full description

Blackout is a revolutionary professional Art-Net/sACN DMX Lighting Console app for the iPad. Redefine your lighting with our incredibly intuitive interface and powerful effects engine. Features: - Cloud Fixture Database: Access over 44,000 fixture profiles licensed from Carallon, the leader in fixture profile services. - Create Custom Fixtures: Utilize our Fixture Creation Wizard to design your own profiles, perfectly matching your specific lighting needs. - Fixture Patching Made Simple: Effortlessly categorize and label LED fixtures with a streamlined Patch interface, ideal for batch management. - Intuitive Fixture Controls: Adjust parameters with ease in Fixture Controls and experience our NEW multi-dimensional color picker. - Robust Multi-Cuelist Platform: Organize and save lighting looks within Sequences, complete with customizable fade times, delays, and links. - Presets for Quick Access: Save and recall fixture parameters instantly, streamlining batch changes across multiple fixtures through our Favorites. - Dynamic Effects Engine: Explore limitless creative possibilities with our advanced Effects Engine, featuring intensity chases, color loops, and more. - Macro Functionality: Simplify complex lighting tasks into single-button actions for maximum efficiency. - Enhanced Data Visibility: Experience our reworked UI with new view states for displaying data in various formats, aiding quicker analysis and decision-making. - Advanced MIDI Support (Input & Output): Gain tactile control over your lighting with MIDI compatibility, suitable for both wired and wireless controllers.

Screenshots

LightSpectrum Pro4 screens

Verdict

The call

The clearest difference is review sentiment: Blackout v2 (Legacy) at 76% against LightSpectrum Pro's 28%. Blackout v2 (Legacy) also leads on price (Free vs $1.99) and rating (5.0 vs 4.1). LightSpectrum Pro's advantage is in-app purchases (none vs 1) and chart position (#62 vs unranked). On ads and monetization model 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

Blackout v2 (Legacy) is free to download; LightSpectrum Pro costs $1.99 up front. Blackout v2 (Legacy) sells 1 one-off in-app purchase. LightSpectrum Pro asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Blackout v2 (Legacy) holds the better App Store score, 5.0 against 4.1. That said, the two scores are not equally well evidenced: LightSpectrum Pro has 39 ratings behind it against 7, so its average is the more settled of the two. Written reviews point the same way: 28% of LightSpectrum Pro's written reviews are positive against 76% of Blackout v2 (Legacy)'s.

UpkeepUpdate frequency

LightSpectrum Pro ships an update every 3 months, Blackout v2 (Legacy) every 2 weeks. The most recent releases landed on November 10, 2026 and November 11, 2026 respectively.

Scorecard9 real differences · 2 level
LightSpectrum Pro versus Blackout v2 (Legacy): the parameters behind the verdict, then further details
ParameterLightSpectrum ProBlackout v2 (Legacy)
Price$1.99Free — better
Rating4.1 (39 ratings)5.0 (7 ratings) — better
Positive reviews28.5% of reviews76.2% of reviews — better
Number of ratings39 — better7
Update frequencyEvery 3 monthsEvery 2 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFreeFree
Best chart rank#62 — better—
DevicesiPhone, iPad, iPod — betteriPad
Requires iOS15.6 — better18.0
Further details — not scored
Size88 MB359 MB
Age rating4+4+
DeveloperAM PowerSoftwareBlackout Lighting Console Inc.

Customer experience

LightSpectrum Pro

All ratings39 ratings
Positive76.9%
Neutral2.6%
Negative20.5%
Written reviews172 reviews
Positive28.5%
Neutral5.8%
Negative65.7%

Blackout v2 (Legacy)

All ratings7 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews21 reviews
Positive76.2%
Neutral0.0%
Negative23.8%

Bugs and requests

LightSpectrum Pro

Reported bugs

11 issues
  • App crashes on startup or during use
  • Camera feed not accessible or showing red X icon
  • Screen blinking/flashing on first launch
  • UI elements cut off on larger screens
  • Buttons unresponsive or sticky
Show 6 more
  • App freezes and cannot be exited
  • Black screen on launch
  • Inconsistent readings that change rapidly
  • App stuck on opening screen
  • Camera focus issues on iPhone X and newer models
  • Incompatibility with iOS 5, 6, and newer iPhone models

Requested features

11 requests
  • Spot metering with crosshairs or target reticle
  • Direct DUV (Delta uv) display calculation
  • Flicker detection for light sources
  • Calibration function for improved accuracy
  • Support for fluorescent light preset adjustments
Show 6 more
  • Tap-to-focus camera control
  • Landscape orientation support
  • Ability to disable tutorial tips
  • Screenshot capability in landscape mode
  • Better documentation and user guide
  • Device compatibility information in app store listing

Blackout v2 (Legacy)

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

LightSpectrum Pro

No in-app purchases

1 purchases

Blackout v2 (Legacy)

One-time1
  • Basic Plan$799.99

Questions

Is LightSpectrum Pro free?
LightSpectrum Pro costs $1.99, with no in-app purchases.
Is Blackout v2 (Legacy) free?
Blackout v2 (Legacy) is free to download, with in-app purchases available.
Which has better reviews, LightSpectrum Pro or Blackout v2 (Legacy)?
Blackout v2 (Legacy) is rated higher. LightSpectrum Pro averages 4.1 out of 5 from 39 ratings, while Blackout v2 (Legacy) averages 5.0 from 7 ratings.
Do LightSpectrum Pro or Blackout v2 (Legacy) have ads?
Neither LightSpectrum Pro nor Blackout v2 (Legacy) shows ads.
Which is updated more often, LightSpectrum Pro or Blackout v2 (Legacy)?
LightSpectrum Pro ships an update every 3 months, and Blackout v2 (Legacy) every 2 weeks. Most recently, LightSpectrum Pro was updated on November 10, 2026 and Blackout v2 (Legacy) on November 11, 2026.

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