Comparison

ND Slow Shutter vs Silverlog ND

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

Silverlog ND

Features
Read full description

Silverlog ND calculates the corrected exposure time when using neutral density filters, including stacking multiple filters together. HOW IT WORKS Enter your base exposure without filters, then select one or more ND filters. Instantly see the corrected shutter speed accounting for the combined filter density. FEATURES β€’ Single and stacked ND filter calculation β€’ 16 filter strengths from ND2 (1 stop) to ND100000 (16.5 stops) β€’ Shows combined stop reduction β€’ ND number, stops and optical density reference β€’ Base exposure input in standard shutter speed increments β€’ Works offline β€” no internet connection needed β€’ Clean, focused interface β€’ Dark mode support USEFUL FOR β€’ Long exposure photography with ND filters β€’ Waterfall and seascape smooth water effects β€’ Motion blur in daylight conditions β€’ Stacking filters for extreme exposures Part of the Silverlog photography toolkit. No account required. No data collected.

Screenshots

ND Slow Shutter4 screens
Silverlog ND4 screens

Verdict

The call

The clearest difference is ads: Silverlog ND at none against ND Slow Shutter's shown. Silverlog ND also leads on update cadence (every 5 days vs every 3 weeks). 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 Silverlog ND sells 5 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

ND Slow Shutter ships an update every 3 weeks, Silverlog ND every 5 days. The most recent releases landed on September 29, 2026 and October 11, 2026 respectively.

Scorecard2 real differences Β· 4 level
ND Slow Shutter versus Silverlog ND: the parameters behind the verdict, then further details
ParameterND Slow ShutterSilverlog ND
PriceFreeFree
Update frequencyEvery 3 weeksEvery 5 days β€” better
AdsYesNo β€” better
In-app purchasesYesYes
DevicesiPhone, iPad, Apple Watch β€” betteriPhone, iPad
Requires iOS17.616.4 β€” better
Further details β€” not scored
Size22 MB40 MB
Age rating4+4+
DeveloperFrancesco FoianesiSimon Westgate

In-app purchases

1 purchases

ND Slow Shutter

One-time1
  • Premium Version$2.99
5 purchases

Silverlog ND

One-time5
  • Nice One$0.99
  • Legend$2.99
  • Absolute Hero$4.99
Show 2 more
  • Guardian Angel$9.99
  • Actual Saint$29.99

Questions

Is ND Slow Shutter free?
ND Slow Shutter is free to download, with in-app purchases available.
Is Silverlog ND free?
Silverlog ND is free to download, with in-app purchases available.
Do ND Slow Shutter or Silverlog ND have ads?
ND Slow Shutter shows ads; Silverlog ND does not.
Which is updated more often, ND Slow Shutter or Silverlog ND?
ND Slow Shutter ships an update every 3 weeks, and Silverlog ND every 5 days. Most recently, ND Slow Shutter was updated on September 29, 2026 and Silverlog ND on October 11, 2026.

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