LuxMeasure: Light Meter
Utilities
Free · Designed for iPad. Not verified for macOS.
Measure light intensity instantly with your iPhone camera. LuxMeasure gives you accurate, real-time illuminance readings — no ads, no account, no tracking.
FEATURES
• Real-time lux measurement using camera sensor
• Foot-candle conversion (tap to toggle)
• Front and back camera support
• Session statistics: min, max, and average
• Live sparkline chart showing light changes over time
• Hold/lock readings for easy recording
• Save measurements with timestamps
• Contextual light level labels
• Works completely offline
BUILT FOR ACCURACY
Uses the ISO 2720 photographic exposure standard to calculate illuminance from camera exposure data. Independent calibration for front and back cameras.
PERFECT FOR
• Indoor plant growers — find the brightest spot for your plants
• Photographers — check ambient light levels
• Home & office — verify lighting for comfort and eye health
• Quick lighting checks — no expensive equipment needed
PRIVACY FIRST
No ads. No tracking. No data collection. No account required. Everything runs on your device.
Ratings & Reviews
• New lux / foot-candle switch on the main screen and in Settings
• Steadier, more responsive readings
• Min / avg / max ignore the camera's adjustment moments, so they reflect real light
• Clear message when the camera is unavailable or camera access is off
• History fixes
The developer, Blayzelab, MB, 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 Not Collected
The developer does not collect any data from this app.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Blayzelab, MB
- Size
- 16.5 MB
- Category
- Utilities
- Compatibility
Requires iOS 13.0 or later.
- iPhone
Requires iOS 13.0 or later. - iPad
Requires iPadOS 13.0 or later. - iPod touch
Requires iOS 13.0 or later. - Mac
Requires macOS 11.0 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+
- Copyright
- © 2026 Blayze Lab