Comparison

Lumix Buch vs ND+Timer

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

Head to head

Long time exposure

About

Lumix Buch

Interactive digital guides for Panasonic Lumix cameras. Learn to master your camera's features for improved photography with step-by-step instructions, images, and videos. Explore practical tips and techniques to enhance your photos.

Highlights

Interactive digital camera guides
Step-by-step instructions
Vergrößerbare Praxisbilder
Full-text search
Create bookmarks
Linked table of contents
Additional content (images, videos, links)

Features

Read full description

Digitale Praxisbücher für Panasonic Lumix-Kameras von Lumix-Spezialist Frank Späth. Lernen Sie Ihre Lumix-Kamera im Detail kennen, nutzen Sie die Möglichkeiten für bessere Fotos. Frank Späth zeigt Ihnen in seinen interaktiven eBooks, wie Sie Ihre Kamera verstehen und perfekt bedienen. Gehen Sie dann mit auf Praxistour und lernen Sie, mit welchen einfachen Mitteln Ihre Bilder sichtbar besser werden. Verständliche Texte, jede Menge Bilder zum Nachmachen und Schritt-für-Schritt-Anleitungen zum Nachschlagen und Mitnehmen: Die Lumix Buch App darf in keiner Lumix-Fototasche fehlen! Alle Ausgaben mit kompletter Volltextsuche, interaktiven Elementen, vergrößerbaren Praxisbildern und zusätzlichen Inhalten wie Bilder, Videos und Links. Erstellen Sie Lesezeichen und blättern Sie bequem in der Navigationsleiste. Komplett verlinktes Inhaltsverzeichnis, damit Sie schnell zur gewünschten Seite springen können. Laden Sie die kostenlose App, die ständig um neue digitale Buch-Ausgaben zu einzelnen Lumix-Modellen verschiedener Serien ergänzt wird. Testen Sie uns mit einer kostenlosen Leseprobe.

About

ND+Timer

This app helps photographers determine correct exposure times for long exposure shots using ND filters. It includes a timer to capture the perfect moment and offers pro features through in-app purchases for enhanced functionality.

Highlights

Exposure time calculation with ND filters
Integrated timer for capturing moments
Notifications while device is locked
Dark mode (Pro feature)
Lock screen widget with running timer (Pro feature)
Dynamic Island support (Pro feature)
Automatic exposure computation for multiple filters (Pro feature)

Features

Read full description

You are on a trip and would like to take a photo of a waterfall? Maybe You would like to take a long time exposure. ND+Timer gives you all the required capabilities to do filter photography. With ND+Timer you can always determine the correct exposure time for your photo. You can use the included timer feature to avoid missing the perfect moment. ND+Timer provides a lot of features: - Intuitive and clean app for photographers - Simple determination of exposure times with ND filters - Timer feature for taking photos - Notifications while device is locked ND+Timer is a freetime app project. To avoid annoying ads the app has some features available through in app purchases. Have understanding for this. Pro features (in app purchase): - Dark mode for the night - Widget with running timer on the lock screen - Support for the Dynamic Island - Hide unnecessary filters for clarity - Compute the exposure time automatically for multiple filters

Screenshots

Lumix Buch4 screens

ND+Timer4 screens

Verdict

The call

The clearest difference is ads: ND+Timer at none against Lumix Buch's shown. ND+Timer also leads on update cadence (every 2 months vs every 7 months). Lumix Buch's advantage is review sentiment (77% vs 60%). On price, in-app purchases, monetization model and device support there is nothing between them.

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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Lumix Buch sells 10 one-off in-app purchases and ND+Timer sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Lumix Buch ships an update every 7 months, ND+Timer every 2 months. The most recent releases landed on June 24, 2026 and September 20, 2026 respectively.

Scorecard3 real differences · 5 level

Lumix Buch versus ND+Timer: the parameters behind the verdict, then further details
Parameter	Lumix Buch	ND+Timer
Price	Free	Free
Positive reviews	77.3% of reviews — better	60.0% of reviews
Update frequency	Every 7 months	Every 2 months — better
Ads	Yes	No — better
In-app purchases	Yes	Yes
Monetization	Free with in-app purchases	Free with in-app purchases
Devices	iPhone, iPad, iPod	iPhone, iPad, iPod
Requires iOS	14.0 — better	15.6
Further details — not scored
Size	163 MB	9 MB
Age rating	4+	4+
Developer	Andrea Spaeth	Tobias Ullerich

Customer experience

Lumix Buch

Written reviews22 reviews

Positive77.3%

Neutral9.1%

Negative13.6%

ND+Timer

Written reviews5 reviews

Positive60.0%

Neutral20.0%

Negative20.0%

In-app purchases

10 purchases

Lumix Buch

One-time10

Lumix FZ1000$19.99
Lumix FZ300$19.99
Lumix G70$19.99

Show 7 more

Lumix Fotoschule FZ82$19.99
Lumix G9 - Das Buch zur Kamera$19.99
Superzoom-Fotoschule FZ1000 II$19.99
Olympus OM-D E-M10 Mark III$19.99
Lumix G91 Das Buch zur Kamera$19.99
Lumix S5 Fotoschule$19.99
Lumix TZ202$19.99

1 purchases

ND+Timer

One-time1

ND+Timer Pro$1.99

Questions

Is Lumix Buch free?

Lumix Buch is free to download, with in-app purchases available.

Is ND+Timer free?

ND+Timer is free to download, with in-app purchases available.

Do Lumix Buch or ND+Timer have ads?

Lumix Buch shows ads; ND+Timer does not.

Which is updated more often, Lumix Buch or ND+Timer?

Lumix Buch ships an update every 7 months, and ND+Timer every 2 months. Most recently, Lumix Buch was updated on June 24, 2026 and ND+Timer on September 20, 2026.