Comparison

Screen Brightness Nits Meter vs DropAlarm

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

DropAlarm

Features
Read full description

DropAlarm turns your clumsiness into a game. The app listens for drops using your phone's accelerometer. The moment it hits the floor, alarm sounds, drop logged, dignity lost. See how many drops you rack up, climb the ranks from Butterfingers to Phone Destroyer, and share your stats with friends. FEATURES • Automatic drop detection using motion sensors • 20+ alarm sounds — fatality screams, air horns, Enrique Iglesias and more • Record your own voice as the drop alarm • Drop intensity tracking (g-force) • Achievements and rank titles based on your drop history • Weekly recap notifications • Share your stats as a card HOW IT WORKS Arm the detector, put your phone in your pocket, and go about your day. Every time it hits the floor, DropAlarm catches it. No subscriptions. No accounts. Just drops.

Screenshots

Screen Brightness Nits Meter4 screens
DropAlarm3 screens

Verdict

The call

The clearest difference is in-app purchases: DropAlarm at none against Screen Brightness Nits Meter's 2. Screen Brightness Nits Meter's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 17.6). On price, update cadence and ads 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. DropAlarm asks for nothing beyond the download.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 30, 2026 and October 28, 2026 respectively.

Scorecard3 real differences · 7 level
Screen Brightness Nits Meter versus DropAlarm: the parameters behind the verdict, then further details
ParameterScreen Brightness Nits MeterDropAlarm
PriceFreeFree
Rating4.3 (20 ratings) — better—
Positive reviews71.4% of reviews—
Number of ratings20 — better—
Update frequencyEvery 2 monthsEvery 2 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS15.0 — better17.6
Further details — not scored
Size43 MB3 MB
Age rating4+4+
DeveloperContechity ABTOBIAS ELIASSON

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
None

DropAlarm

No in-app purchases

Questions

Is Screen Brightness Nits Meter free?
Screen Brightness Nits Meter is free to download, with in-app purchases available.
Is DropAlarm free?
DropAlarm is free to download, with no in-app purchases.
Do Screen Brightness Nits Meter or DropAlarm have ads?
Neither Screen Brightness Nits Meter nor DropAlarm shows ads.
Which is updated more often, Screen Brightness Nits Meter or DropAlarm?
Screen Brightness Nits Meter ships an update every 2 months, and DropAlarm every 2 months. Most recently, Screen Brightness Nits Meter was updated on October 30, 2026 and DropAlarm on October 28, 2026.

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