245+ iOS apps curated and reviewed
The best luminis light meter apps on iPhone average 4.3★ across 245+ titles — we've ranked them by what real users actually keep on their phones. Updated August 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | — | Yes | No | May 2026 |
| 2 |  | Free | 3.9★ (5.1K) | Yes | Yes | Sep 2026 |
| 3 |  | $5.99 | — | No | No | May 2026 |
| 4 |  | Free | 5.0★ (1) | No | No | Aug 2026 |
| 5 |  | Free | 4.5★ (3.2K) | No | Yes | Sep 2026 |
| 6 |  | Free | 4.7★ (733) | No | Yes | Aug 2026 |
| 7 |  | Free | 4.5★ (229) | Yes | Yes | Sep 2026 |
| 8 |  | Free | 5.0★ (2) | No | Yes | Jul 2026 |
Measure light intensity in lux and foot candles with this 2-in-1 meter. Optimize photography settings, adjust indoor lighting, or prevent eye strain with professional-quality readings directly from your smartphone.
This tool helps photographers and videographers measure light exposure using their device's camera. It provides real-time ISO, shutter speed, and aperture data for accurate manual camera settings. The interface is clean and optimized for quick readings.
This app acts as a portable light meter for photographers. It helps you understand correct photography settings and experiment with shutter speed, aperture, and ISO in real time. Save snapshots with parameters and geolocation, and measure color temperature.
This app provides precise light metering for film photography, eliminating the need for external hardware. It offers various metering modes and customizable profiles to ensure perfect exposures for manual cameras. Advanced features like reciprocity failure correction are available with a PRO plan.
This app provides accurate and easy-to-use light measurements in lux and foot candles. It's ideal for photographers, plant owners, and anyone needing to assess ambient light levels in various spaces. Features include real-time color temperature measurement and calculation of the daily light integral.
This app helps photographers and videographers measure light accurately for perfect exposure. It offers real-time data, customizable alerts, and a user-friendly interface to enhance creative projects.
Measure light intensity and color temperature for photography, plant care, and workspace optimization. Offers real-time readings, shooting recommendations, and manual control for precise lighting adjustments.
This app functions as a standalone reflective light meter or pairs with hardware for professional flash and color temperature measurements. It offers various modes for photography and videography, storing measurements with notes and location.
Measure ambient light levels accurately using your smartphone. This app provides precise readings in lux and foot candles, offering a convenient and cost-effective alternative to professional illuminometers for personal use.
This tool assists film photographers by providing accurate aperture-priority and shutter-priority metering. It displays EV values, supports popular film stocks for ISO settings, and allows for ND filter input. Users can also capture scene photos with recorded metering data for analysis.
Transform your smartphone into a professional light meter. Measure illuminance and color temperature with scientifically validated accuracy, trusted by professionals. Requires a simple diffuser for precise readings.
Measure ambient light levels with your iPhone. Get real-time lux and foot-candle readings, with specialized modes for photography and plant care. Track light history and calibrate for accuracy.
This app helps film photographers achieve perfect exposure with its intuitive light metering tools. It offers various shooting modes, real-time readings, and helpful tips for both beginners and enthusiasts. Unlock advanced features with a paid plan, including a free trial.
This app transforms your smartphone into a professional light meter and exposure calculator for film and digital photography. It offers precise metering, a comprehensive suite of photography calculators, and tools for planning shoots, making it an essential companion for photographers of all levels.
This app provides a minimalist light meter to help users determine ideal exposure settings for photography. It visually demonstrates the relationship between ISO, aperture, and shutter speed, making it intuitive for learning photographers.