250+ iOS apps curated and reviewed
The best dark sky meter apps on iPhone average 3.5★ across 250+ 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 |  | $1.99 | 3.8★ (6) | No | No | Aug 2026 |
| 2 |  | $4.99 | 3.0★ (1) | No | No | Aug 2026 |
| 3 |  | Free | — | No | Yes | Aug 2026 |
| 4 |  | Free | 4.6★ (201) | No | Yes | Aug 2026 |
| 5 |  | Free | — | No | No | Jul 2026 |
| 6 |  | Free | 4.5★ (2.5K) | No | Yes | Aug 2026 |
| 7 |  | Free | 4.8★ (1.5K) | No | No | Aug 2026 |
| 8 |  | $1.99 | 1.0★ (1) | No | No | Aug 2026 |
This application utilizes your device's camera to measure the brightness of the night sky. The collected data can be optionally shared with scientific researchers worldwide.
This app uses your iPhone's camera to measure sky brightness, providing scientific readings for light pollution. Track measurements, compare sites, and plan stargazing with cloud forecasts and astronomical data.
Discover optimal locations for stargazing and astrophotography with a detailed light pollution map. Get real-time alerts for celestial events like meteor showers and auroras, track the ISS, and access daily astronomy photos. Enhance your night sky observations with comprehensive tools and information.
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 provides detailed 48-hour sky forecasts for astronomical observation. It helps users find optimal locations and times for clear, dark skies by displaying data on cloud cover, transparency, and more. Save your favorite charts for quick access.
Enhance your nighttime browsing with a dark mode extension for Safari. It intelligently applies dark themes to websites, offering customizability and automatic syncing with your device's settings for comfortable viewing.
Displays the current time and sky color for cities worldwide. Track sunrise, sunset, and twilight times, along with sun position and city coordinates. Offers detailed sky color changes over time.
This app helps you find clear nights for stargazing by predicting sky conditions and identifying dark sky locations. It details celestial events, meteor showers, and aurora forecasts, and includes a red filter mode to preserve night vision.
Get accurate daily and hourly weather forecasts, including severe storm alerts and air quality index. Plan up to 15 days in advance with personalized weather tracking and live radar maps.
This application transforms your device into a professional sound level meter, offering precise dBA and dBC measurements. It features advanced analysis tools like frequency spectrum analysis and data export, making it ideal for audio professionals and anyone interested in sound environments.
This app connects to a wireless light and color meter via Bluetooth, displaying exposure, color temperature, and other light data on your smartphone. It helps photographers and videographers set accurate exposure and white balance for various camera types and lighting conditions.
Plan your stargazing adventures and capture stunning photos of the night sky. Get real-time weather, visibility scores, and a unique hourly stargazing index based on multiple criteria. Discover what planets, stars, and constellations are visible from your location.
