Comparison

ND Slow Shutter vs AstroExposure

Price, ratings, monetisation and update history for both apps, side by side β€” with what reviewers say about each.

Head to head
About

ND Slow Shutter

Features
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Master Long Exposure Photography with Ease ND Slow Shutter helps you calculate the perfect shutter speed when using Neutral Density (ND) filtersβ€”so you can focus on creativity, not math. Key Features β€’ Instant Calculations β€” Enter your base exposure and ND filter strength (ND1–ND20) to get precise results in seconds β€’ Built-in Timer β€” Stay in control during long exposures with an optional countdown timer β€’ Simple & Intuitive β€” Clean, fast interface designed for photographers of all levels β€’ Apple Watch Support β€” Control your exposures and timer directly from your wrist (Premium) Why ND Slow Shutter? β€’ Accurate Results β€” Reliable calculations you can trust in the field β€’ Faster Workflow β€” No guesswork, no manual conversions β€’ Shoot with Confidence β€” Focus on composition while the app handles the math Whether you’re capturing silky waterfalls, smooth seascapes, or motion blur, ND Slow Shutter gives you the precision and control you need. Download now and elevate your long exposure photography.

About

AstroExposure

Features
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AstroExposure is a simple, precise calculator for planning your night sky photography. Choose your calculation method, enter your focal length, aperture, and sensor specifications, and instantly get a recommended exposure time to minimize star trailing. The app supports the most widely used astrophotography rules, including the 500 Rule and the NPF Rule. You can also select a camera from the built-in database, adjust settings manually, and save your favorite configurations. Key features: β€’ Astrophotography exposure time calculation β€’ 500 Rule and NPF Rule support β€’ Sensor or camera selection β€’ Focal length, aperture, and pixel size settings β€’ Favorites for quick access to your settings β€’ Clean, fast, and distraction-free interface AstroExposure is designed for photographers who want to spend less time calculating and more time under the stars.

Screenshots

ND Slow Shutter4 screens
AstroExposure4 screens

Verdict

The call

The clearest difference is ads: AstroExposure at none against ND Slow Shutter's shown. On price, in-app purchases, device support and iOS requirement there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. ND Slow Shutter sells 1 one-off in-app purchase and AstroExposure sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Scorecard1 real difference Β· 5 level
ND Slow Shutter versus AstroExposure: the parameters behind the verdict, then further details
ParameterND Slow ShutterAstroExposure
PriceFreeFree
Update frequencyEvery 3 weeksβ€”
AdsYesNo β€” better
In-app purchasesYesYes
DevicesiPhone, iPad, Apple Watch β€” betteriPhone, iPad
Requires iOS17.617.6
Further details β€” not scored
Size22 MB6 MB
Age rating4+4+
DeveloperFrancesco FoianesiPiriou Alain

In-app purchases

1 purchases

ND Slow Shutter

One-time1
  • Premium Version$2.99
3 purchases

AstroExposure

One-time3
  • Espresso under the stars β˜•οΈ$0.99
  • Latte under the stars β˜•οΈπŸ₯›$2.99
  • Coffee thermos under the stars πŸ«–$3.99

Questions

Is ND Slow Shutter free?
ND Slow Shutter is free to download, with in-app purchases available.
Is AstroExposure free?
AstroExposure is free to download, with in-app purchases available.
Do ND Slow Shutter or AstroExposure have ads?
ND Slow Shutter shows ads; AstroExposure does not.

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