Light Meter - Lux & Lumen
Brightness,Foot Candle & EV
Only for iPhone
Free · In‑App Purchases · Designed for iPhone. Not verified for macOS.
iPhone
Measure light levels instantly with your camera. Pro modes for photography, plants, workplace standards, and more.
Pocket Lux Light Meter turns your iPhone into a professional light meter. Measure illuminance in lux or foot-candles instantly using your device camera — perfect for photographers, plant lovers, workplace safety, and anyone who needs accurate light readings on the go.
Whether you are checking if your office meets lighting standards, finding the perfect exposure for a photo, or making sure your plants get enough sunlight, Pocket Lux Light Meter gives you the answer in seconds.
— KEY FEATURES —
• Real-Time Lux Measurement: Point your camera and get instant lux readings with a live gauge, color-coded zones, and min/max/average statistics.
• Photography Mode: Calculate exposure values (EV), see the exposure triangle, and nail the perfect shot every time.
• Plant Light Mode: Check if your plants are getting the right amount of light. See recommendations for common houseplants.
• Pro Standards: Verify lighting levels against workplace standards for offices, classrooms, hospitals, studios, warehouses, and retail spaces.
• Measurement History: Save readings with date, time, and location. Search, filter, compare, and export your data as CSV or PDF.
• Spectrum Analysis: Understand your light quality with color temperature (Kelvin) and Color Rendering Index (CRI) analysis.
• Multiple Units: Switch between lux, foot-candles, and other illuminance units with one tap.
• Grid Uniformity Check: Measure light uniformity across a surface — ideal for workspace and studio setups.
— WHY POCKET LUX LIGHT METER? —
Professional light meters cost hundreds of dollars. Pocket Lux Light Meter gives you accurate readings right from your pocket. The intuitive interface makes it easy for anyone to measure, understand, and optimize lighting conditions — no expertise required.
Save every measurement, track trends over time, and export reports for compliance or documentation. Whether you are a professional or just curious about the light around you, this app has a mode for every need.
— LEGAL —
Terms of Use: https://leanstudio.asia/terms-of-use
Privacy Policy: https://leanstudio.asia/privacy-policy
— SUPPORT —
Questions or feedback? Contact us at: support@leanstudio.asia
Download Pocket Lux Light Meter today and see the light around you like never before.
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Bug fixes and performance improvements.
The developer, LEAN ASIA CO., LTD, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Used to Track You
The following data may be used to track you across apps and websites owned by other companies:
- Usage Data
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- Usage Data
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- LEAN ASIA CO., LTD
- Size
- 29.9 MB
- Category
- Utilities
- Compatibility
Requires iOS 17.0 or later.
- iPhone
Requires iOS 17.0 or later. - Mac
Requires macOS 14.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
- English
- Age Rating
4+
- 4+
- Contains
Advertising
- In-App Purchases
Yes
- Premium Yearly $19.99
- Premium Weekly Plan $3.99
- Lifetime $39.99
- Copyright
- © 2026 LEAN ASIA CO., LTD