Best Long Exposure Calculator Apps

206+ iOS apps curated and reviewed

4.5 avg rating
14 free apps
Updated May 2026

Every iPhone needs a few good long exposure calculator apps. We benchmark 206+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.

Top Picks for Long Exposure Calculator

Long Exposure Calculator#1

Long Exposure Calculator by Junel Corales

Editor's Choice
πŸ“· Photo & Video
4.4(62 ratings)
FreeAdsIn-App Purchases
Long Exposure Calculator screenshot 1
Long Exposure Calculator screenshot 2
Long Exposure Calculator screenshot 3
Long Exposure Calculator screenshot 4

This utility helps determine the correct exposure time/shutter speed when using Neutral Density filters, making it simple to use with features like a countdown timer for exposures 10 seconds or longer. Try it out to calculate your exposure time with ease, supporting up to 24-stops of ND filter.

LEE Filters - Stopper Exposure#2

LEE Filters - Stopper Exposure by LEE Filters

The official exposure guide.
Strong Contender
πŸ“· Photo & Video
4.5(13 ratings)
Free
LEE Filters - Stopper Exposure screenshot 1
LEE Filters - Stopper Exposure screenshot 2
LEE Filters - Stopper Exposure screenshot 3
LEE Filters - Stopper Exposure screenshot 4
LEE Filters - Stopper Exposure screenshot 5

This official exposure guide helps photographers using long exposure camera filters accurately calculate precise exposure and offers a flexible timer for very long shutter speeds. By selecting the filter type and dialing in the metered shutter speed, users can get the adjusted exposure and utilize a countdown timer with reminders and notifications.

Photo Light & Exposure Meter#3

Photo Light & Exposure Meter by Pavel Bukhonov

Measure Shutter Speed, Lux, EV
Worth Considering
πŸ”§ Utilities
4.5😐(3.2K ratings)
FreeIn-App Purchases
Photo Light & Exposure Meter screenshot 1
Photo Light & Exposure Meter screenshot 2
Photo Light & Exposure Meter screenshot 3

Capture and enhance your photos with advanced editing tools including filters, effects, and more. Transform your images into stunning works of art with just a few taps. Download now to elevate your photography game!

What We Love

  • πŸ‘ Simple and easy to use
  • πŸ” Accurate light metering
  • πŸ’‘ Useful for film photography
  • πŸš€ Quick and responsive

Room to Improve

  • πŸ’° Expensive subscription model
  • πŸ”’ Unclear pricing and subscription details
  • πŸ› Inconsistent performance and bugs

More Long Exposure Calculator apps to explore

4
ManualExposure
ManualExposure
ManualExposure
Long Exposure Calculators
Free

This application is a set of essential calculators for landscape photographers, allowing them to easily determine optimal shooting parameters and exposure times. With a range of tools and features, including a timer, equipment list, and advanced settings, photographers can streamline their workflow and capture stunning images with ease.

πŸ“· Photo & Video
(12)
5
Easy Long Exposure Camera
Easy Long Exposure Camera
Easy Long Exposure Camera
Shoot brightly in dark places
Free

Capture stunning long exposure shots effortlessly with this app, perfect for enhancing low-light photography like night scenes, fireworks, and starry skies. Easily adjust exposure times from 1 to 180 seconds and utilize Bluetooth Remote Shutter support for added convenience. Upgrade to the Pro Edition for additional features like ISO settings and noise reduction. Start creating mesmerizing long exposure images today!

πŸ“· Photo & Video
(919)
6
LExp - Long Exposure Calcs
LExp - Long Exposure Calcs
LExp - Long Exposure Calcs
Long Exposure Calculators
$3.99

This essential tool for landscape photographers combines multiple calculators, reference tables, and cheat sheets to simplify shooting with ND filters, long exposures, and nighttime photography. Select your shooting parameters and let the app calculate the rest, covering topics from sunrises and sunsets to star trails and Milky Way photography.

πŸ“· Photo & Video
(17)
7
Light Meter Ultra
Light Meter Ultra
Light Meter Ultra
Exposure for Film Photography
Free

Light Meter Ultra is the ultimate exposure tool for film photography, offering fast, precise readings through your iPhone camera. Dial in perfect settings with ease using various metering modes and advanced features. Download now to access the free plan or upgrade for full professional functionality.

πŸ“· Photo & Video
(78)
8
ND Filter Long Exposure Photo
ND Filter Long Exposure Photo
ND Filter Long Exposure Photo
Neutral density filter calc
Free
πŸ“· Photo & Video
(1)
9
PhotoPills
PhotoPills
PhotoPills
Shoot legendary photos
$10.99

Discover an all-in-one photography assistant that helps you plan and capture legendary photos by aligning the Sun, Moon, and Milky Way with your creative vision. From calculating celestial positions to managing photo plans, this app endorsed by photography masters will elevate your photography game to new heights. Never miss a perfect shot again with tools like location scouting, augmented reality views, and a chance to win cash prizes for your best work. Unlock your creative potential and start shooting truly iconic photos today!

πŸ“· Photo & Video
(1.5K)
10
Xposure - ND Calculator
Xposure - ND Calculator
Xposure - ND Calculator
Effects-Based ND Calculator
$2.99

Xposure - ND Calculator is a powerful app that simplifies long exposure photography. It offers an effects-based ND filter calculator and a traditional ND calculator, allowing photographers to plan their perfect exposure with ease. The app's customizable interface, learning hub, and support for various creative effects make it a valuable tool for both beginners and professionals in the world of landscape and long exposure photography.

πŸ“· Photo & Video
(3)
11
Long Exposure Toolkit
Long Exposure Toolkit
Long Exposure Toolkit
by Andrew Offield
$5.99

This application is a comprehensive toolkit for DSLR photographers, offering 10 essential tools to help capture stunning long exposure photos, including ND filter calculation, light metering, and timelapse planning. With its guided workflow and versatile controls, photographers can easily achieve professional-looking results at any time of day, and start taking beautiful artistic long exposure photos now.

πŸ“· Photo & Video
(4)
12
Exposure Calculator
Exposure Calculator
Exposure Calculator
Long Exposure Calculator
$1.99
πŸ“· Photo & Video
(0)
13
Slow Shutter Fast Cam
Slow Shutter Fast Cam
Slow Shutter Fast Cam
Long exposure photo cam
Free

Capture stunning long-exposure photos with this free camera app that offers various effects and filters. Features include multiple capture modes, adjustable shutter speed, self-timer, and easy sharing on social media platforms. Enjoy creating unique photos and sharing them with friends on Instagram!

πŸ“· Photo & Video
(487)
14
Slow Shutter Cam
Slow Shutter Cam
Slow Shutter Cam
Long Exposure Photography
$2.99

Capture stunning slow shutter speed effects on your device with this innovative app, bringing DSLR-like capabilities to your photos. Elevate your photography skills and explore a new world of creative possibilities.

πŸ“· Photo & Video
(2.7K)
15
ReeHeld - Long Exposure Camera
ReeHeld - Long Exposure Camera
ReeHeld - Long Exposure Camera
AI Slow Shutter without Tripod
Free

Capture stunning long exposure photos on your iPhone with an AI-powered camera app that eliminates the need for a tripod. Easily adjust settings and snap breathtaking shots of landscapes using ReeHeld. Download now for impeccable long exposure photography.

πŸ“· Photo & Video
(449)
16
LEE Filters - ProGlass IRND
LEE Filters - ProGlass IRND
LEE Filters - ProGlass IRND
The official exposure guide.
Free

This exposure guide helps photographers calculate adjusted exposure when using a range of ProGlass IRND filters, allowing for precise operation in the field. Simply input your metered shutter speed, select a filter, and tap to calculate and start a countdown timer for long exposures.

πŸ“· Photo & Video
(1)
17
Long Exposure Buddy
Long Exposure Buddy
Long Exposure Buddy
by mitesh soni
Free
πŸ“· Photo & Video
(0)
18
Mango Exposure: The Calculator
Mango Exposure: The Calculator
Mango Exposure: The Calculator
Long Exposure & Depth of Field
Free
πŸ“· Photo & Video
(1)
19
NiSi ND Calculator
NiSi ND Calculator
NiSi ND Calculator
NiSi ND Calculator
Free

This photography tool helps calculate precise exposure times when using ND filters and can be used to control a wireless remote. Download it now to take your photography to the next level with accurate and precise exposure control.

πŸ”§ Utilities
(5)
20
Long Camera Exposure Calc...
Long Camera Exposure Calc...
Long Camera Exposure Calc...
Photo light exposure meter
Free
πŸ”§ Utilities
(1)