Comparison

Lux Light Meter Pro vs Long Camera Exposure Calc...

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

Head to head
About

Lux Light Meter Pro

Measure light intensity in lux and foot candles with this 2-in-1 meter. Optimize photography settings, adjust indoor lighting, or prevent eye strain with professional-quality readings directly from your smartphone.

Highlights
  • Real-time lux and foot candle measurements
  • Real-time color temperature measurements
  • Real-time histogram plotting
  • Customizable settings for shutter speed, ISO, aperture
  • Front and back camera support
  • Intuitive and customizable controls
Features
Read full description

Light Meter is a 2-in-1 light intensity (lux) and exposure meter with customizable settings. Whether you want to capture the perfect photo or optimize lighting in any space, Light Meter provides professional-quality readings right on your phone. Forget about expensive professional equipment that you have to carry around. With Light Meter, you can get light intensity data with just one click to choose the best settings for manual or film photography, adjust home, work, or greenhouse lighting, and prevent eye strain from poor lighting. Features: - intuitive and customizable controls - for front and back cam - collects light intensity data in real time - instant lux and foot candle measurements - real-time color temperature measurements - real-time histogram plotting - customizable settings for shutter speed, ISO, aperture - preview and adjust diaphragm settings before shooting Have any questions or suggestions? Write to us: sparkappsfeedback@gmail.com Terms of Use - https://www.iubenda.com/terms-and-conditions/82717056 Privacy Policy - https://www.iubenda.com/privacy-policy/82717056

About

Long Camera Exposure Calc...

This tool helps photographers calculate optimal camera settings for well-exposed images. It assists in balancing aperture, shutter speed, and ISO for creative control and efficiency in various lighting conditions.

Highlights
  • Optimal exposure calculation
  • Balances aperture, shutter speed, ISO
  • Creative control over image
  • Adaptable to lighting conditions
  • Learning tool for beginners
  • Bracketing assistance
Features
Read full description

A Long Camera Exposure Calculator app is a tool designed to assist photographers in determining the optimal settings for capturing well-exposed photographs. The app typically helps photographers calculate the correct combination of three key exposure parameters: aperture, shutter speed, and ISO. Here's a brief overview of the use and benefits of a Camera Exposure Calculator app: Optimal Exposure: The app helps photographers achieve the ideal exposure for their photographs by providing accurate calculations based on the available light and desired creative effects. Balancing Parameters: It helps in balancing the three main exposure settings—aperture, shutter speed, and ISO—to achieve the desired level of brightness and clarity in an image. Creative Control: Photographers can use the app to experiment with different exposure settings, allowing for creative control over the final image. This includes controlling depth of field through aperture, freezing or blurring motion with shutter speed, and managing noise levels with ISO. Efficiency: The app can streamline the process of setting up the camera by quickly providing the necessary exposure values, saving time and effort for the photographer. Learning Tool: For beginners, a Camera Exposure Calculator app can serve as an educational tool by visually demonstrating the impact of different exposure settings on the final image. It helps users understand the relationship between aperture, shutter speed, and ISO. Adaptability to Lighting Conditions: The app assists in adapting to various lighting conditions, ensuring well-exposed photos in situations with challenging lighting, such as low light or high contrast. Consistency: For photographers who need consistency in their work, the app helps maintain a standardized approach to exposure settings across different shoots and conditions. Bracketing Assistance: Some apps also offer bracketing features, allowing photographers to capture a series of images at different exposures for HDR (High Dynamic Range) photography. Keep in mind that the specific features and capabilities of a Camera Exposure Calculator app may vary, so it's essential to explore the functionalities of the app you choose to ensure it meets your photography needs.

Screenshots

Lux Light Meter Pro3 screens
Long Camera Exposure Calc...4 screens

Verdict

The call

The clearest difference is rating: Lux Light Meter Pro at 3.9 against Long Camera Exposure Calc...'s 3.0. Lux Light Meter Pro also leads on ratings volume (5.2K vs 2) and review sentiment (21% vs 0%). Long Camera Exposure Calc...'s advantage is ads (none vs shown) and update cadence (monthly vs every 3 months). On price, in-app purchases, monetization model 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. Lux Light Meter Pro sells 3 in-app purchases, starting at $1.99 per month and Long Camera Exposure Calc... sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Lux Light Meter Pro holds the better App Store score, 3.9 against 3.0. That said, the two scores are not equally well evidenced: Lux Light Meter Pro has 5.2K ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 21% of Lux Light Meter Pro's written reviews are positive against 0% of Long Camera Exposure Calc...'s.

UpkeepUpdate frequency

Lux Light Meter Pro ships an update every 3 months, Long Camera Exposure Calc... monthly. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

Scorecard6 real differences · 4 level
Lux Light Meter Pro versus Long Camera Exposure Calc...: the parameters behind the verdict, then further details
ParameterLux Light Meter ProLong Camera Exposure Calc...
PriceFreeFree
Rating3.9 (5.2K ratings) — better3.0 (2 ratings)
Positive reviews21.2% of reviews — better0.0% of reviews
Number of ratings5.2K — better2
Update frequencyEvery 3 monthsMonthly — better
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS1511.0 — better
Further details — not scored
Size19 MB39 MB
Age rating4+4+
DeveloperMarina PolyanskayaBhavinkumar Satashiya

Customer experience

Lux Light Meter Pro

All ratings5,115 ratings
Positive73.1%
Neutral6.0%
Negative20.9%
Written reviews626 reviews
Positive21.2%
Neutral2.1%
Negative76.7%

Long Camera Exposure Calc...

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

Bugs and requests

Lux Light Meter Pro

Reported bugs

3 issues
  • Readings stuck at 0 lux regardless of light conditions
  • Frequent crashes and freezes
  • Inability to switch between front and rear cameras

Requested features

3 requests
  • Ability to save and review past measurements
  • More detailed instructions and guidance on proper usage
  • Improved accuracy and calibration options

Long Camera Exposure Calc...

Not enough reviews yet to summarise bugs or requests.

In-app purchases

3 purchases

Lux Light Meter Pro

Subscriptions2
  • Premium Access3 Days trial$1.991 Month
  • Premium Access2 variants$14.991 Year
One-time1
  • Pro Mode$9.99
1 purchases

Long Camera Exposure Calc...

One-time1
  • Upgrade to Premium!$4.99

Questions

Is Lux Light Meter Pro free?
Lux Light Meter Pro is free to download, with in-app purchases available.
Is Long Camera Exposure Calc... free?
Long Camera Exposure Calc... is free to download, with in-app purchases available.
Which has better reviews, Lux Light Meter Pro or Long Camera Exposure Calc...?
Lux Light Meter Pro is rated higher. Lux Light Meter Pro averages 3.9 out of 5 from 5.2K ratings, while Long Camera Exposure Calc... averages 3.0 from 2 ratings.
Do Lux Light Meter Pro or Long Camera Exposure Calc... have ads?
Lux Light Meter Pro shows ads; Long Camera Exposure Calc... does not.
Which is updated more often, Lux Light Meter Pro or Long Camera Exposure Calc...?
Lux Light Meter Pro ships an update every 3 months, and Long Camera Exposure Calc... monthly. Most recently, Lux Light Meter Pro was updated on November 3, 2026 and Long Camera Exposure Calc... on November 4, 2026.

Other comparisons