Light Meter · Lux Meter
Exposure Meter · Foot Candle
Free · In‑App Purchases · Designed for iPad. Not verified for macOS.
Try all features for free. A subscription is required only for continued access after the trial.
Lux Meter turns your phone into a professional light measurement instrument — accurate, instant, and easy to use.
MEASURE LIGHT PRECISELY
• Real-time readings in lux (lx), foot-candle (fc), and EV (exposure value)
• Visual brightness level indicator from Dark to Moderate to Bright
• Lock reading with one tap for hands-free reference
• Save measurements for later comparison
MEET LIGHTING STANDARDS
• Instantly check if your space meets workplace, classroom, or residential lighting requirements
• Built-in standards for Office (300–500 lux), Classroom (300–500 lux), Library (500+ lux), Hospital Ward (100–200 lux), and more
• Clear pass/fail indicators for each standard
PERFECT LIGHT FOR PLANTS
• Calculate Daily Light Integral (DLI) in mol/m²/day
• PPFD estimation in μmol/m²/s with configurable light hours
• Plant compatibility guide: find the ideal spot for Monstera, Snake Plant, Fiddle Leaf Fig, Tomato, and more
• Optimize grow light placement with real data
TRACK CHANGES OVER TIME
• Continuous recording mode with timer
• Real-time trend chart at 1-second intervals
• Detailed statistics: Min, Avg, Max, and total Samples
• Monitor how light levels change throughout the day
Accurate, fast, and beautifully designed — the only light meter you need.
Terms of Use: https://zeroplay.io/docs/legal/terms-of-service
Privacy Policy: https://zeroplay.io/docs/legal/privacy-policy
Ratings & Reviews
Bug fixes and performance improvements for a smoother experience.
The developer, ZeroPlay 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 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
- ZeroPlay Ltd.
- Size
- 41.4 MB
- Category
- Utilities
- Compatibility
Requires iOS 15.1 or later.
- iPhone
Requires iOS 15.1 or later. - iPad
Requires iPadOS 15.1 or later. - iPod touch
Requires iOS 15.1 or later. - Mac
Requires macOS 12.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
English and 32 more
- English, Arabic, Catalan, Croatian, Czech, Danish, Dutch, Finnish, French, German, Greek, Hebrew, Hindi, Hungarian, Indonesian, Italian, Japanese, Korean, Malay, Norwegian Bokmål, Polish, Portuguese, Romanian, Russian, Simplified Chinese, Slovak, Spanish, Swedish, Thai, Traditional Chinese, Turkish, Ukrainian, Vietnamese
- Age Rating
4+
- 4+
- In-App Purchases
Yes
- Weekly $7.99
- Monthly $19.99
- Copyright
- © ZeroPlay Ltd.