LX vs Light Meter X
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
LX
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LX (/lʌks/) is a simple light meter app. # Features - A simple, beautiful, and intuitive user interface - Fix either the aperture or shutter speed and check the corresponding value for proper exposure - Adjust the EV value to see the live camera image change in brightness—helpful for visualizing how your photo will turn out - Measure exposure at the point you tap—ideal for checking exposure in scenes with high contrast - Flash meter mode for finding the right settings for manual flash photography - No ads, one-time purchase
Light Meter X
This professional light meter app uses your phone's camera to accurately measure ambient light and calculate precise exposure settings for photography and filmmaking. It offers a minimalist interface and supports various shooting modes for creative control.
- Accurate light measurement via camera
- Spot metering with draggable circle
- Real-time exposure calculation
- A/AV and S/TV mode support
- Adjustable ISO, aperture, shutter speed
- Exposure compensation
- EV display
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Light Meter X (无相测光表, 無相測光表) is a professional light meter and exposure meter designed for photographers, filmmakers, and film photography enthusiasts. Using your phone’s camera sensor, Light Meter X measures ambient light and calculates accurate ISO, aperture, and shutter speed settings to help you achieve perfect exposure. The app features a clean and minimal interface, allowing photographers to focus on light and composition without distractions. Light Meter X also supports exposure compensation, allowing you to fine-tune exposure values for different lighting conditions or creative styles. Key Features: • Accurate light metering using your phone camera. • Spot metering function with draggable metering circle. • Real-time exposure calculation. • Support for A/AV (aperture priority) and S/TV (shutter priority) modes. • Adjustable ISO, aperture, and shutter speed. • Exposure compensation for precise control. • EV (Exposure Value) display. • Fast and responsive metering. • Minimal and distraction-free design. How to Use: • Open the app and the camera preview will start automatically. • Global metering mode is used by default. • Tap and drag the metering circle on the screen to the desired metering position. • Observe the calculated results and adjust ISO, aperture, or shutter speed as needed. • Use the exposure calibration buttons to fine-tune the exposure value. Perfect for: • Film photography • Analog cameras • Street photography • Cinematography • Photography students Light Meter X is a simple, reliable, and professional light meter for photographers who want accurate exposure anywhere.
Screenshots
Verdict
The clearest difference is price: LX at $1.99 against Light Meter X's $3.99. LX also leads on iOS requirement (13.0 vs 16.3). On ads, in-app purchases 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
LX costs $1.99 and Light Meter X $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | LX | Light Meter X |
|---|---|---|
| Price | $1.99 — better | $3.99 |
| Positive reviews | — | 100.0% of reviews |
| Update frequency | Every 5 months | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Paid |
| Devices | iPhone, iPod — better | iPhone |
| Requires iOS | 13.0 — better | 16.3 |
| Further details — not scored | ||
| Size | 21 MB | 0 MB |
| Age rating | 4+ | 4+ |
| Developer | Ryo Nakae | 天宝 白 |
In-app purchases
LX
No in-app purchases
Light Meter X
No in-app purchases









