Portlantis app icon

Apps Like Portlantis for iPhone and iPad

by Harborn B.V.★ 0.00 ratingsEducationFreeData updated 2026-09-06
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Ranked alternatives

Showing 61–80 of 1,000 ranked alternatives.

  7. Sailing Right of Way app icon

    Sailing Right of Way

    Nicholas Braun

    Avoid collisions with 3D sim

    Learn and practice collision avoidance rules for sailboats. Simulate scenarios to master Rule A and Rule B. Understand when to give way and when to stand on. Practice decision-making in 3D environment.

    ★ 2.01 ratingsSports$0.99Data updated 2026-09-10
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  9. Electronics Engineer Helper app icon

    Electronics Engineer Helper

    Rostyslav Dovhaliuk

    Search datasheets and calculate resistor values

    Datasheet search allows users to find electronic components. Resistor color codes and markings are decoded for 4, 5, and 6 band codes. Electronic symbols are displayed according to IEC 60617, IEEE 315, and GOST standards.

    ★ 4.8435 ratingsProductivityFreeData updated 2026-09-09
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  10. SWOLBI app icon

    SWOLBI

    Salvation Ministries, Inc

    ★ 0.00 ratingsEducationFreeData updated 2026-09-06
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  11. ZeppGuide app icon

    ZeppGuide

    Zeppelin Museum Friedrichshafen GmbH

    Explore tours and exhibits on-demand

    Explore museum exhibits with guided tours available in multiple formats. Choose from curated tours for different interests. Access audio descriptions for visually impaired users. Listen to tours via headphones or phone.

    ★ 4.248 ratingsEducationFreeData updated 2026-09-06
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  15. cMate-PRO app icon

    cMate-PRO

    Maxim Lukyanenko

    Look up IMO phrases and maritime rules

    Provides access to IMO phrases, MARPOL convention details, and flags of state. It includes ColReg-72 regulations, IALA system descriptions, and ICS signals with flags, phonetic alphabet, and Morse code.

    ★ 5.02 ratingsReference$7.99Data updated 2026-10-14
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How we rank alternatives

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