Comparison

Screen Brightness Nits Meter vs Dark Mode Extension

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

Head to head
About

Screen Brightness Nits Meter

Measure the brightness of any screen, monitor, or display using your smartphone camera. Offers real-time measurements in multiple units and supports calibration for optimal accuracy. Ideal for professionals and enthusiasts needing precise luminance data.

Highlights
  • Measure screen brightness (nits)
  • Real-time luminance readings
  • Multiple measurement units (fL, sb, L, asb, cd/ft²)
  • Camera-based measurement
  • Calibration for accuracy
  • Save measurements with notes
  • Multilingual support
Features
Read full description

Measure the brightness of any screen, monitor, TV, or display using your smartphone camera! Designed for professionals, enthusiasts, and anyone who needs quick and intuitive screen brightness measurements. ACCURACY The app is pre-calibrated against a professional nits meter, but for optimal accuracy on your specific device, we recommend calibrating the app using the built-in calibration feature. MULTIPLE MEASUREMENT UNITS Supports Nits (candela per square meter, cd/m²), Foot-Lambert (fL), Stilb (sb, cd/cm²), Lambert (L), Apostilb (asb, blondel), and Candela per ft² (cd/ft²). REAL-TIME MEASUREMENTS Get instant feedback with continuous real-time luminance measurements. SAVE MEASUREMENTS Save measurements with notes for detailed documentation and easy reference. MULTILINGUAL SUPPORT & DOCUMENTATION Full support for 40 different languages with comprehensive, integrated documentation. CUSTOMIZABLE SETTINGS Tailor the app settings to your specific needs. WHAT YOU CAN MEASURE • TVs and monitors • Computer displays • Smartphones and tablets • Digital signage • Professional monitors • LCD, OLED, LED, HDR, QLED and AMOLED displays PERFECT FOR • TV and display technicians • Video production professionals • Gaming enthusiasts • Home theater enthusiasts • Office lighting consultants • Photographers and videographers HOW TO USE Simply point your device's camera directly at the screen surface you want to measure. Position your device perpendicular to the screen at a distance of no more than a centimeter or half an inch from the display surface. Ensure the screen is set to D65 (6500K standard white). Other color temperature settings may significantly affect measurement accuracy. Privacy Policy, https://nits-meter.contechity.com/pp.html End User License Agreement, https://nits-meter.contechity.com/eula.html FREE FOR A LIMITED TIME Enjoy full functionality for a few weeks. After that, choose a one-time fee or subscription — still at a fraction of the cost of a dedicated device. DEDICATED SUPPORT Your feedback helps us improve the app. Contact us at apps@contechity.com for support or suggestions. Download now and turn your phone into a luminance meter for any screen or display.

About

Dark Mode Extension

This extension automatically applies a dark theme to any website for more comfortable browsing, especially at night. It's fast, lightweight, and prioritizes user privacy by storing settings locally.

Highlights
  • Automatic dark theme for all websites
  • Reduces eye strain
  • One-tap toggle
  • System dark mode sync
  • Keyboard shortcut support
  • Local theme generation
Features
Read full description

Dark Mode is a Safari extension that creates a dark theme for every website, on the fly. It analyzes each page and generates comfortable dark colors so you can browse at night and through long days without straining your eyes. WHY YOU'LL LIKE IT - Works everywhere — automatically applies a dark theme to almost any site, even ones that don't offer one. - Easy on the eyes — reduces glare and harsh white backgrounds for more comfortable reading. - One tap to toggle — turn dark mode on or off for the current site or for everything. - Follows your system — can switch automatically when macOS or iOS dark mode is on. - Keyboard shortcut — toggle the current site instantly. - Fast and lightweight — themes are generated locally in your browser. PRIVACY FIRST Your settings are stored on your device. Dark Mode does not require an account and does not collect personal data. See our privacy policy at https://darkmodes.org/privacy.html Enable Dark Mode in Safari settings, then enjoy a darker, calmer web.

Screenshots

Screen Brightness Nits Meter4 screens
Dark Mode Extension4 screens

Verdict

The call

Screen Brightness Nits Meter and Dark Mode Extension both sit at 4.3 stars, but that hides the real split: 100% of Dark Mode Extension's written reviews are positive against 71% of Screen Brightness Nits Meter's. Dark Mode Extension also leads on monetization model (free vs free with in-app purchases). On price, rating, ratings volume and update cadence 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. Screen Brightness Nits Meter sells 2 in-app purchases, starting at $0.99 per month and Dark Mode Extension sells 3 in-app purchases, starting at $5.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Dark Mode Extension holds the better App Store score, 4.5 against 4.3. Both are backed by a comparable volume of ratings — 20 and 8 respectively. Written reviews point the same way: 71% of Screen Brightness Nits Meter's written reviews are positive against 100% of Dark Mode Extension's.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 27, 2026 and October 28, 2026 respectively.

Scorecard2 real differences · 8 level
Screen Brightness Nits Meter versus Dark Mode Extension: the parameters behind the verdict, then further details
ParameterScreen Brightness Nits MeterDark Mode Extension
PriceFreeFree
Rating4.3 (20 ratings)4.5 (8 ratings) — better
Positive reviews71.4% of reviews100.0% of reviews — better
Number of ratings20 — better8
Update frequencyEvery 2 monthsEvery 2 months
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPodiPhone, iPad, Mac
Requires iOS15.0 — better16.4
Further details — not scored
Size43 MB18 MB
Age rating4+4+
DeveloperContechity ABPro App Company Limited

Customer experience

Screen Brightness Nits Meter

All ratings19 ratings
Positive73.7%
Neutral15.8%
Negative10.5%
Written reviews7 reviews
Positive71.4%
Neutral14.3%
Negative14.3%

Dark Mode Extension

All ratings7 ratings
Positive85.7%
Neutral0.0%
Negative14.3%
Written reviews4 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

2 purchases

Screen Brightness Nits Meter

Subscriptions1
  • Full Access (Month)14 Days trial$0.991 Month
One-time1
  • Full Access (Lifetime)$6.99
3 purchases

Dark Mode Extension

Subscriptions2
  • Weekly Pro3 Days trial$5.997 Days
  • Yearly Pro$29.991 Year
One-time1
  • Lifetime Pro$59.99

Questions

Is Screen Brightness Nits Meter free?
Screen Brightness Nits Meter is free to download, with in-app purchases available.
Is Dark Mode Extension free?
Dark Mode Extension is free to download, with in-app purchases available.
Which has better reviews, Screen Brightness Nits Meter or Dark Mode Extension?
Dark Mode Extension is rated higher. Screen Brightness Nits Meter averages 4.3 out of 5 from 20 ratings, while Dark Mode Extension averages 4.5 from 8 ratings.
Do Screen Brightness Nits Meter or Dark Mode Extension have ads?
Neither Screen Brightness Nits Meter nor Dark Mode Extension shows ads.
Which is updated more often, Screen Brightness Nits Meter or Dark Mode Extension?
Screen Brightness Nits Meter ships an update every 2 months, and Dark Mode Extension every 2 months. Most recently, Screen Brightness Nits Meter was updated on October 27, 2026 and Dark Mode Extension on October 28, 2026.

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