250+ iOS apps curated and reviewed
If you already know Light Meter LM, this is the deeper bench. 250+ foot candle light meter apps for iPhone, all reviewed and ranked by user rating, recency, and download trend as of August 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | 4.5★ (2.5K) | No | Yes | Aug 2026 |
| 2 |  | Free | 3.9★ (5.1K) | Yes | Yes | Aug 2026 |
| 3 |  | Free | 4.4★ (7) | Yes | No | Aug 2026 |
| 4 |  | Free | 4.6★ (4.9K) | No | Yes | Aug 2026 |
| 5 |  | Free | 4.5★ (229) | Yes | Yes | Aug 2026 |
| 6 |  | Free | 5.0★ (5) | No | Yes | Aug 2026 |
| 7 |  | $1.99 | 3.8★ (121) | No | No | Aug 2026 |
| 8 |  | Free | — | Yes | Yes | 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.
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.
Accurately measure ambient light levels in Lux or Foot Candles using your phone's camera. This tool is ideal for photography, comparing light sources, or indoor gardening. It's designed for ease of use and provides 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.
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 transforms your phone into an ambient light meter, providing instant lux readings with clear, easy-to-understand interpretations for plants, desks, and rooms. It allows for side-by-side comparisons of different light spots and saves results for later review.
Measure light intensity accurately with your smartphone. This tool provides real-time readings in lux and foot candles, calibrated with professional equipment. Ideal for indoor and outdoor use, it offers average and maximum value tracking.
Measure ambient light levels in lux or foot-candles instantly. Useful for photography, plant care, or verifying brightness for various tasks. Offers advanced features like color temperature and measurement history for premium users.
This app measures ambient light levels in lux or foot-candles using your iPhone camera. It provides instant feedback on whether a space is too dim, comfortable, or bright enough for various tasks and offers calibration options.
Transform your device into a professional light meter to measure luminosity in lux and foot-candles. Achieve optimal illumination for any space, from greenhouses to workspaces, ensuring comfort and preventing glare. Calibrated with reference equipment for precise and reliable readings.
This tool transforms your iPhone into a precise light meter, offering multiple modes for various environments and photography needs. It records measurement history, allows for notes and comparisons, and supports CSV export for detailed analysis.
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 utility app precisely measures light intensity in LUX and color temperature in Kelvin. It provides real-time exposure readings for photoshoots and filming, helping users adjust lighting for optimal results.
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.