Features
Every tool in Shutter Speed, grouped the same way as in the app. Open one to try it in the browser.
Planning
Conditions
- WeatherLive weather station readout for your location: temperature, wind, pressure, humidity, and more, with at-a-glance shooting-condition tags for photographers.
- TidesToday's tide times and heights from real NOAA station data where available, or a rough offline estimate elsewhere.
- BarometerLive air pressure and relative altitude change from your device’s built-in barometer (iOS only).
- Lens Fog RiskEstimates whether current humidity and temperature carry meaningful lens/gear fogging risk, based on live dew-point data for your location.
Astrophotography
- Sun TimesGolden Hour, Blue Hour, and Civil/Nautical/Astronomical Twilight times for your location.
- Moon PhaseCheck tonight's moon phase, or any date. Useful for planning dark-sky astrophotography.
- Star TrailsLongest exposure before stars visibly trail on a fixed tripod, by the quick 500 Rule or the precise NPF Rule.
- Milky Way VisibilityForecast moon-free nights when the Milky Way core is visible above the horizon during astronomical dark.
- EclipsesSee upcoming lunar and solar eclipses, and whether they’ll be visible from your location.
- Aurora VisibilityEstimate the Kp index needed to see aurora from your location, and tonight’s dark-sky window.
- Comet TrackerSee upcoming comet apparitions with their expected peak brightness and viewing notes.