221+ iOS apps curated and reviewed
Whether you're new to light measurement apps for researchers or looking for an upgrade, our curated collection of 221+ iOS apps has something for everyone. Each app is reviewed and rated by real users, helping you make an informed decision.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | 4.5★ (2.5K) | No | Yes | Jul 2026 |
| 2 |  | Free | 4.6★ (4.9K) | No | Yes | Jul 2026 |
| 3 |  | Free | 3.9★ (5K) | Yes | Yes | Jul 2026 |
| 4 |  | Free | 4.8★ (440) | No | Yes | Jul 2026 |
| 5 |  | Free | 4.6★ (42K) | Yes | Yes | Jul 2026 |
| 6 |  | Free | 4.8★ (197) | Yes | Yes | Jul 2026 |
| 7 |  | Free | 4.5★ (3.2K) | No | Yes | Jul 2026 |
| 8 |  | Free | 4.5★ (3.1K) | Yes | No | Jul 2026 |
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.
This app acts as a professional-grade light meter for plants, measuring PAR, PPFD, DLI, and more using your device's camera. It helps optimize plant lighting by providing accurate readings and in-app guides, with optional advanced features available through purchase.
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 app provides precise light measurements in lux and foot candles, along with real-time color temperature readings. It offers shooting value recommendations and allows manual adjustment of camera settings for photographers, plant enthusiasts, and workspace optimization.
This augmented reality app transforms your phone into a versatile measuring tool. Accurately measure distances, surfaces, angles, and even detect studs. Visualize furniture placement and create floor plans with ease.
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 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 multiple lighting solutions, including a bright LED flashlight, a customizable screen light, and a reading lamp with a sleep timer. It offers gesture controls for brightness and color adjustments, making it versatile for various situations.
This utility app transforms your iPhone's LED flash into a powerful flashlight or a customizable strobe light. Enjoy super bright, hot white LED lighting for various uses, from finding items in the dark to creating a party atmosphere.
Automate and simplify plant care with this app. Monitor environmental conditions, manually control grow equipment, and track plant progress. It helps optimize growth and manage schedules for a better growing experience.
This utility app provides a bright and fast flashlight experience for your device. It offers advanced features like adjustable brightness, a strobe mode with customizable frequencies, and an SOS signal function. The app boasts an intuitive design and quick activation to assist you in various situations.
This powerful light meter app offers a clean, intuitive interface optimized for one-handed use. It displays multiple aperture and shutter speed combinations simultaneously, aiding quick setting selection. Suitable for beginners and experienced photographers alike, it includes advanced features like spot metering, reciprocity failure compensation, and pinhole mode.
This app uses your device's camera to measure sunlight intensity. It helps you determine the best locations in your home for your houseplants to receive optimal light for growth.
This app functions as a precise and user-friendly light meter using your phone's built-in sensors. It measures illuminance, color temperature, PPFD/PAR, DLI, and luminous flux in real-time. It also includes a calculator for various illumination parameters and allows sharing or saving of measurements.
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.
Control smart lights with your phone. Set custom colors, sync with music, and use timers for automated lighting. Explore various scene modes and even change colors by shaking your device or from photos.
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 helps indoor plant owners assess the light conditions their plants are receiving. By using your phone's camera, you can measure light levels and understand if they are optimal for your specific plant's needs, preventing common issues like lack of light.
This app measures light intensity in lux and provides real-time exposure suggestions for photography. It offers customizable settings for shutter speed, aperture, and ISO, with options for both front and back cameras. It's designed for personal use to optimize lighting and capture better photos.
This app provides a powerful and fast flashlight experience using your device's LED or screen. It offers intuitive controls for instant on/off, adjustable brightness, and specialized modes like strobe and SOS. Designed for simplicity, it ensures quick access to light when you need it most.