Xposure - ND Calculator
iPhone / Photo et vidéo
Xposure – ND Calculator for Long Exposure Photography
Master long exposure photography with the ultimate ND filter calculator app.
Xposure is designed for photographers who love creative control and stunning results. Whether you're shooting silky waterfalls, smooth cloud streaks, or ghost-free architecture, Xposure takes the guesswork out of ND filter use.
GOLDEN HOUR — ALL NEW
Plan your shoots around the perfect light. Xposure tracks golden hour, sunrise, sunset, blue hour, and twilight in real time.
• Dynamic sky background reflects the current solar period
• Countdown timer to your next solar event with a "NOW" indicator when active
• Full Morning and Evening timeline at a glance
• Weather summary with temperature, conditions, precipitation, and wind
• Date picker to view solar events for any day
LOCATION SEARCH & FAVORITES
• Search any location worldwide for golden hour times
• Save favorite shooting locations for quick access
• Timezone-aware display for international locations
HOME SCREEN WIDGETS
• Small, Medium, and Large Golden Hour widgets
• Dynamic gradient backgrounds match the current sky
• Night sky widgets feature twinkling stars
REAL-TIME LIGHT METER
Turn your iPhone into a professional light meter.
• Real-time shutter speed readings using your camera
• Set ISO and aperture to match your camera settings
• Capture scenes to your Scene Log with exposure data, location, and weather
• Send your base exposure directly to the ND Calculator with one tap
EFFECTS-BASED ND FILTER CALCULATOR
Start with the effect you want — Xposure calculates the exact ND filter you need.
• Visual effect categories: Water Effects, Cloud Movement, Daytime Architecture, and more
• Automatic ND filter recommendations based on your base shutter speed
• Filter stacking for photographers with multiple ND filters
• Transfer results to the ND Calculator with one tap
TRADITIONAL ND CALCULATOR
• Enter your base shutter speed and filter strength (ND8, ND64, ND1000)
• Get your adjusted exposure instantly
• Supports filters from 1 to 20 stops
• Bulb Mode support for exposures over 30 seconds
LIVE ACTIVITIES
Track your long exposure countdown without unlocking your phone:
• Lock Screen Widget with countdown timer, progress ring, and filter info
• Dynamic Island support on iPhone 14 Pro and later
• Completion alert when your exposure is done
• Floating Timer Widget keeps your countdown visible while switching tabs
APPLE WATCH APP — REDESIGNED
• ND Calculator with filter selection and circular progress timer
• Golden Hour view with solar event countdown and dynamic backgrounds
• Weather view with current conditions and forecast
• Syncs location and theme settings with your iPhone
FULLY CUSTOMISABLE
• Dark Mode support
• 10 accent colours including Sky, Pink, Grey, and Mint
• Custom Shutter Speed mode for Effects Calculator
• Intuitive, minimalist layout for easy use in the field
BUILT-IN LEARNING HUB
• Tips for landscapes, waterfalls, skies, and urban shots
• Step-by-step tutorials on using ND filters for different effects
• Gear advice including tripods, remotes, and Bulb Mode
PERFECT FOR
• Landscape photographers
• Golden hour and sunrise/sunset shooters
• Long exposure enthusiasts
• ND filter beginners & professionals
Xposure makes planning long exposure shots simple — so you can focus on capturing the perfect frame.
Quoi de neuf dans la dernière version ?
We appreciate your support choosing Xposure! If you're enjoying the app, please take a moment to rate us on the App Store — it helps other photographers discover Xposure and supports continued development.
Have an idea for a new feature? Use the Suggest a Feature option in Settings to let us know.
What's New in Version 3.0:
Golden Hour — All New
Track golden hour, sunrise, sunset, blue hour, and twilight in real time with dynamic sky backgrounds that change throughout the day. See countdown timers to your next solar event, view the full Morning and Evening timeline, check current weather conditions, and browse solar events for any date.
Home Screen Widgets
Small, Medium, and Large Golden Hour widgets show your next solar event without opening the app. Dynamic gradient backgrounds match the current sky, with twinkling stars at night.
Apple Watch App — Redesigned
ND Calculator for your wrist with filter selection and circular progress timer. Plus Golden Hour and Weather views, all synced with your iPhone.
Location Search & Favorites
Search any location worldwide to check golden hour times before you travel. Save favorite shooting spots for quick access with timezone-aware display for international locations.
Additional Improvements
- Animated onboarding walkthroughs for all features
- Rate Xposure and Suggest a Feature options in Settings
- Refined typography, smoother gradient transitions, and improved contrast across light and dark modes
- Responsive layouts optimised for iPhone, iPad, and Apple Watch