Comparison

Ships Lights vs LogMemorizer

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

Head to head
About

Ships Lights

Learn and review maritime navigation rules for ships' lights, fog signals, and shapes. This app uses effective learning methods to teach both new and experienced sailors, with levels of increasing challenge and a searchable index.

Highlights
  • Ships' lights, fog signals, and shapes education
  • Refresher for experienced sailors
  • Learning tool for new sailors
  • Searchable index of vessel types
  • Four levels of increasing challenge
  • Effective learning methods
Features
Read full description

Navigame Ships is an entertaining and educational game on ships' lights, fog signals and shapes - both as a refresher for experienced sailors as well as teaching new sailors. Navigame Ships is also available in Danish, German, Norwegian and Swedish. Navigame Ships also includes an index list, in which you can search for a ship’s lights and find the specific kind of vessel, fog signals and shapes. With this app you can - in the most effective and fun way - learn or brush up on ships' lights, fog signals and shapes. Navigame Ships is constructed according to the most effective learning methods, and the app is used for all maritime educations - both for commercial mariners and recreational boaters. In Navigame Ships the different kinds of vessels are split into four levels with increasing challenge.To pass a level and gain access to the next level you have to answer at least 24 out of 30 questions correctly. To pass the final test you have to answer at least 54 out of 60 questions correctly. Navigame Ships is produced by Weilbach A/S, Denmark.

About

LogMemorizer

Read full description

This app provides tools for working with measurement data from Schaller Messtechnik GmbH humimeter devices. Features • Import measurements via Bluetooth or Serial from humimeter devices. • Load saved measurements from the cloud for continued use across devices. • Enhance measurements with additional information. • Plot measurements to display data graphically. • Export measurements as PDF or CSV for documentation or external processing. • Manage partners and assign them to measurements

Screenshots

Ships Lights4 screens
LogMemorizer4 screens

Verdict

The call

The clearest difference is price: LogMemorizer at Free against Ships Lights's $3.99. LogMemorizer also leads on update cadence (monthly vs every 17 months). Ships Lights's advantage is iOS requirement (10.0 vs 15.6). On ads, in-app purchases 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

LogMemorizer is free to download; Ships Lights costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Ships Lights ships an update every 17 months, LogMemorizer monthly. The most recent releases landed on October 27, 2026 and October 13, 2026 respectively.

Scorecard3 real differences · 7 level
Ships Lights versus LogMemorizer: the parameters behind the verdict, then further details
ParameterShips LightsLogMemorizer
Price$3.99Free — better
Rating1.5 (2 ratings) — better—
Positive reviews50.0% of reviews—
Number of ratings2 — better—
Update frequencyEvery 17 monthsMonthly — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaid—
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS10.0 — better15.6
Further details — not scored
Size19 MB40 MB
Age rating4+4+
DeveloperIver C. Weilbach & Co. A/SSchaller Messtechnik GmbH

In-app purchases

None

Ships Lights

No in-app purchases

None

LogMemorizer

No in-app purchases

Questions

Is Ships Lights free?
Ships Lights costs $3.99, with no in-app purchases.
Is LogMemorizer free?
LogMemorizer is free to download, with no in-app purchases.
Do Ships Lights or LogMemorizer have ads?
Neither Ships Lights nor LogMemorizer shows ads.
Which is updated more often, Ships Lights or LogMemorizer?
Ships Lights ships an update every 17 months, and LogMemorizer monthly. Most recently, Ships Lights was updated on October 27, 2026 and LogMemorizer on October 13, 2026.

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