Comparison

Light Meter vs EV13

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

Head to head
About

Light Meter

Measure ambient light levels using your smartphone's camera. Get quick and precise lux readings for personal use, saving you the cost of professional equipment. Simply open the app and point your camera to see real-time measurements.

Highlights
  • Easy lux measurement
  • High precision readings
  • Real-time updates
  • Unique and attractive design
  • Simple and convenient to use
Features
Read full description

Light Meter – Professional Exposure & Lux Meter Turn your iPhone into a powerful light meter for photography, filmmaking, video, studio lighting, and everyday light measurement. Measure light levels in lux, foot-candles, and EV, then instantly calculate the ideal camera exposure using ISO, aperture, and shutter speed. Use precise spot metering, average metering, exposure compensation, histogram, waveform, false color, and zebra tools to better understand every lighting situation. Professional Light Metering Live lux and foot-candle measurement EV and EV100 calculations Spot, average, center-weighted, and multi-zone metering Exposure lock and compensation Custom calibration profiles Measurement stability and confidence indicators Photography & Video Tools ISO, aperture, and shutter calculator Exposure triangle Histogram Waveform monitor False color Zebra exposure display Zone System Lighting ratio calculator Color temperature estimation ND & Long Exposure ND filter calculator Long exposure calculator Shutter speed conversion Optical density calculations Reciprocity calculator for film photography Lighting Analysis Measure key, fill, rim, and background lighting Calculate lighting ratios Create lighting measurement maps Analyze lighting uniformity Save measurements with notes and photos Professional Workflow Measurement history Project-based measurement sessions Photo and EXIF analysis Custom reference profiles CSV, JSON, PDF, and image export iCloud synchronization Apple Watch companion Home Screen widgets Apple Shortcuts support Designed with a clean, modern iOS interface, Light Meter gives photographers, cinematographers, filmmakers, lighting technicians, students, and creators a powerful set of tools for understanding light and making better exposure decisions. Note: Camera-based lux measurements are estimates and can vary by device, scene, and calibration. For professional or compliance-critical measurements, use a calibrated external light sensor. The App offers two subscription options: -$3.99 Monthly -$34.99 Yearly Prices may vary by location. Privacy Policy: https://privacy.vanlangapps.com Terms of Use: https://tos.vanlangapps.com Should you choose to upgrade to a Pro subscription, payment will be charged to your iTunes account at confirmation of purchase. Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period. Account will be charged for renewal within 24-hours prior to the end of the current period. You may cancel automatic renewal and manage your subscription by selecting Manage App Subscriptions in your iTunes Account settings and selecting the subscription you want to modify. Any unused portion of a free trial period, if offered, will be forfeited when you purchase a Pro subscription, where applicable.

About

EV13

This app acts as a light meter for film photography, offering tactile analog controls for aperture, shutter, and ISO. It provides automatic exposure readings with various modes and allows photo capture with engraved light meter information.

Highlights
  • Automatic light meter
  • Multiple reading modes (Spot, center, average)
  • Tactile aperture, shutter, ISO control
  • Photo capture with meter info
  • Comprehensive dashboard
Features
Read full description

"EV13" is simple, yet designed with craftsmanship that you can find some of your favorite objects. Just like your trusty film camera. It features tactile analog control, automatic exposure reader, and meter preview with recording. Travel light and find a perfect companion to your camera. Features : - Automatic light meter supporting various mode - Various reading mode (Spot, center, average) - Tactile control for aperture, shutter and ISO - comprehensive dashboard design - Photo capture with light meter info engraved. Font is F5.6 from dot colon (ドットコロン) - ver 0.110 Used under SIL Open Font License, Ver 1.1

Screenshots

Light Meter4 screens
EV134 screens

Verdict

The call

The clearest difference is review sentiment: EV13 at 82% against Light Meter's 29%. EV13 also leads on rating (4.7 vs 2.5) and in-app purchases (none vs 3). On price, ratings volume, 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

Both are free to download. Light Meter sells 3 in-app purchases, starting at $3.99 per month. EV13 asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

EV13 holds the better App Store score, 4.7 against 2.5. Both are backed by a comparable volume of ratings — 31 and 16 respectively. Written reviews point the same way: 29% of Light Meter's written reviews are positive against 82% of EV13's.

UpkeepUpdate frequency

Light Meter ships an update every 71 months, EV13 every 5 days. The most recent releases landed on October 14, 2026 and October 11, 2026 respectively.

Scorecard4 real differences · 6 level
Light Meter versus EV13: the parameters behind the verdict, then further details
ParameterLight MeterEV13
PriceFreeFree
Rating2.5 (31 ratings)4.7 (16 ratings) — better
Positive reviews28.6% of reviews81.8% of reviews — better
Number of ratings31 — better16
Update frequencyEvery 71 monthsEvery 5 days — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFreeFree
DevicesiPhone, iPadiPhone, iPad
Requires iOS18.018.0
Further details — not scored
Size2 MB2 MB
Age rating4+4+
DeveloperTu Anh DoMinsang choi

Customer experience

Light Meter

All ratings31 ratings
Positive38.7%
Neutral6.5%
Negative54.8%
Written reviews56 reviews
Positive28.6%
Neutral8.9%
Negative62.5%

EV13

All ratings16 ratings
Positive93.8%
Neutral0.0%
Negative6.3%
Written reviews11 reviews
Positive81.8%
Neutral0.0%
Negative18.2%

In-app purchases

3 purchases

Light Meter

Subscriptions2
  • Light Meter Pro Monthly$3.991 Month
  • Light Meter Pro Yearly$34.991 Year
One-time1
  • Lighte Meter Pro Lifetime$79.99
None

EV13

No in-app purchases

Questions

Is Light Meter free?
Light Meter is free to download, with in-app purchases available.
Is EV13 free?
EV13 is free to download, with no in-app purchases.
Which has better reviews, Light Meter or EV13?
EV13 is rated higher. Light Meter averages 2.5 out of 5 from 31 ratings, while EV13 averages 4.7 from 16 ratings.
Do Light Meter or EV13 have ads?
Neither Light Meter nor EV13 shows ads.
Which is updated more often, Light Meter or EV13?
Light Meter ships an update every 71 months, and EV13 every 5 days. Most recently, Light Meter was updated on October 14, 2026 and EV13 on October 11, 2026.

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