Light Meter - Lux Meter

Measure light intensity in lux with real-time charts and OSHA lighting standards

Turn your phone into a professional light meter. Light Meter measures ambient light intensity using your device's built-in sensor, displaying readings in both lux and foot-candles with a real-time chart.

Whether you're checking office lighting compliance, setting up photography lighting, or optimizing your home environment, Light Meter gives you the tools professionals use — right in your pocket.

KEY FEATURES:
• Real-time lux and foot-candle measurement with live intensity chart
• 4 measurement modes — Continuous, Spot, Timed, and Interval recording
• 24 built-in OSHA/IES lighting standards with live compliance checking
• Room-based tracking — organize measurements by location with target lux ranges
• Session recording — save, review, and export measurement history as CSV
• Sensor calibration — calibrate against a known reference for accurate readings
• PDF compliance reports — generate professional lighting assessment documents
• Light level indicator — instant visual feedback from Darkness to Extremely Bright
• Min/Max/Average statistics tracked in real-time during sessions
• Dark mode support with customizable chart settings

WHY CHOOSE LIGHT METER?
• OSHA & IES standards built-in — check workplace compliance instantly
• Room management — track lighting across multiple locations over time
• Professional reports — export PDF compliance reports for clients or inspectors
• No internet required — works completely offline with local data storage
• Clean, distraction-free interface designed for quick measurements

PERFECT FOR:
• Workplace safety officers checking OSHA lighting compliance
• Photographers measuring ambient and studio light levels
• Interior designers optimizing room lighting
• Facility managers tracking lighting across buildings
• Home users ensuring proper lighting for reading, cooking, and relaxation
• Students and educators learning about light intensity

MEASUREMENT MODES:
→ Continuous: Ongoing real-time measurement with rolling chart
→ Spot: Single-point reading for quick checks
→ Timed: Record for a set duration with automatic stop
→ Interval: Take readings at set intervals for environmental monitoring

LIGHTING STANDARDS:
Compare your readings against 24 professional standards across 8 categories: Office, Retail, Industrial, Education, Healthcare, Residential, Outdoor, and Photography. See instant COMPLIANT, BELOW, or ABOVE status for each standard.

ROOM TRACKING:
Create rooms with custom target lux ranges. Track measurements over time and see compliance at a glance. Set targets based on lighting standards or your own requirements.

Upgrade to Premium for unlimited sessions, unlimited rooms, PDF reports, and an ad-free experience with a single one-time purchase.

Light Meter — measure, compare, comply.