Comparison

NDTimer vs Forest Weather

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

Head to head
About

NDTimer

Features
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NDTimer is the ultimate companion for photographers seeking precise control over their long-exposure shots! The app simplifies the complex task of calculating ND filter exposure times, allowing you to focus on capturing stunning images with ease. Key Features: - Multi-Filter Support: Whether you're stacking multiple ND filters or using a combination of different types, NDTimer has you covered. Effortlessly calculate exposure times for various filters to achieve the perfect balance of light in your photos. - Custom Filter Settings: Tailor the app to your unique setup with our customizable filter feature. Input the specific details of your custom filter, and let the app do the rest, ensuring accurate exposure calculations every time. - Intuitive Countdown Timer: A sleek and easy-to-read countdown timer keeps you informed about the remaining exposure time. Watch as your long-exposure masterpiece unfolds before your lens. - User-Friendly Interface: The user-friendly interface makes navigating through the app a breeze, ensuring a smooth experience for both amateur and professional photographers. - Precision and Accuracy: NDTimer is developed to calculate the optimal long-exposure time allowing you to capture the perfect shot, every time.

About

Forest Weather

Features
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This is not a weather app. It's a photography planning tool Get notified when conditions are perfect for your next sunrise shoot. Forest Weather uses high-resolution models like KNMI Harmonie (2 km) to alert you about fog, sun rays, snow, and visibility, so you never miss the perfect morning. Built by a professional landscape photographer with 15+ years of field experience. Features no other app offers: sun ray (crepuscular ray) alerts, fully customizable condition-based notifications, and a sunrise conditions map covering up to 600x900 km. No ads, no tracking, no data collection. Just the data photographers need. WIDGET - Home screen widget with visibility, humidity, sun percentage, and rain - Color-coded indicators when conditions meet your thresholds - Sunrise and sunset times at a glance - Customizable background color and transparency - Automatic updates at configurable intervals FORECAST - Conditions at sunrise - the golden window for forest photography - Fog, sunray, and snow alerts based on your thresholds - Hourly graphs for visibility, humidity, sun percentage, rain, and snow - Sunrise markers on graphs to plan your timing - Switches to tomorrow's forecast after sunrise TABLE - 3-day hourly table with clouds, afterglow, sun%, visibility, temperature, dew point, humidity, dew, frost, rain, snow, wind speed, and wind direction - Sunlight and moon bars with solar noon and moon transit markers - Color-coded cells for quick visual assessment - Up to 5 custom alert profiles with rules on any parameter, notified within 24 or 48 hours MAP - Sunrise visibility map with interpolated conditions on a meteorological color scale - Sunrise alert map with fog, sunray, and snow alerts - Toggle visibility/alert view or current/+24h with one tap - Grid area: 200x300, 400x600, or 600x900 km - Color-coded: blue for fog, yellow for sunrays, green for both, white for snow LOCATIONS - Fog, sunray, and snow alerts for popular forest locations in the Netherlands - Add custom locations by name or by tapping the map - Per-location notifications - Select which locations to monitor ALERTS & NOTIFICATIONS - Push notifications for fog, sunray, and snow conditions - Forest location notifications - All thresholds fully customizable SETTINGS - GPS or custom location - Metric or Imperial units - Multiple weather models: Auto, KNMI HARMONIE, DMI HARMONIE, DWD ICON-EU, HRRR, CMA GRAPES - Update intervals: 1 to 12 hours - Light, dark, or system theme - English, Dutch, German, Spanish, and French PRIVACY Your privacy matters. Forest Weather: - Does NOT collect any personal data - Does NOT use analytics or ads - Location is only used to fetch weather data - All data stays on your device SUBSCRIPTION Forest Weather is free to use for 7 days - no subscription needed during the trial. After the trial period, the app will stop working. To continue using it, a monthly subscription is required. - Price shown in App Store - Payment is charged to your Apple ID - Subscription renews automatically each month - Cancel anytime in Settings - Subscriptions Privacy Policy: https://ios_apps712614.gitlab.io/ForestWeatherWidget_iOS/ Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Built with care by Martin Podt - www.martinpodt.com

Screenshots

NDTimer4 screens
Forest Weather4 screens

Verdict

The call

The clearest difference is price: Forest Weather at Free against NDTimer's $1.99. Forest Weather also leads on update cadence (every 2 days vs every 3 months). NDTimer's advantage is in-app purchases (none vs 1) and iOS requirement (14.2 vs 16.0). On ads and device support there is nothing between them.

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

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Forest Weather is free to download; NDTimer costs $1.99 up front. Forest Weather sells 1 in-app purchase, starting at $1.99 per month. NDTimer asks for nothing beyond the download.

UpkeepUpdate frequency

NDTimer ships an update every 3 months, Forest Weather every 2 days. The most recent releases landed on October 7, 2026 and October 9, 2026 respectively.

Scorecard4 real differences ยท 2 level
NDTimer versus Forest Weather: the parameters behind the verdict, then further details
ParameterNDTimerForest Weather
Price$1.99Free โ€” better
Update frequencyEvery 3 monthsEvery 2 days โ€” better
AdsNoNo
In-app purchasesNo โ€” betterYes
DevicesiPhone, iPodiPhone, iPad
Requires iOS14.2 โ€” better16.0
Further details โ€” not scored
Size1 MB11 MB
Age rating4+4+
DeveloperTim KloessMarinus Podt

In-app purchases

None

NDTimer

No in-app purchases

1 purchases

Forest Weather

Subscriptions1
  • Forest Weather Monthly$1.991 Month

Questions

Is NDTimer free?
NDTimer costs $1.99, with no in-app purchases.
Is Forest Weather free?
Forest Weather is free to download, with in-app purchases available.
Do NDTimer or Forest Weather have ads?
Neither NDTimer nor Forest Weather shows ads.
Which is updated more often, NDTimer or Forest Weather?
NDTimer ships an update every 3 months, and Forest Weather every 2 days. Most recently, NDTimer was updated on October 7, 2026 and Forest Weather on October 9, 2026.

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