mKart Marine Navigation

mKart Marine Navigation

By GEOPHONE GROUP INTERNATIONAL Oy

mKart Marine Navigation is a 3D-enabled marine charting and routing tool for private and professional boaters on iOS and Android.

The App DNA

What makes this app unique?

The product removes the cognitive load of manual depth-hazard monitoring by automating NO-GO zone identification through 3D sea-bottom modeling.

For Private boaters, yacht owners, and professional seafarers requiring both basic navigation and advanced 3D situational awareness.

What does it look like?

Key features

3D Marine Chartingedge

Visualizes sea floor, land relief, and infrastructure in 3D models for spatial awareness.

Automatic Routing and NO-GO Zonesedge

Calculates safe sailing paths and highlights hazardous depths based on 3D bottom models.

Web Consoleedge

Browser-based interface for fleet management and chart portfolio optimization.

How much does it cost?

freemiumFree tier with NOAA chart accessPaid tier for PRIMAR electronic charts

Monetization relies on a freemium model where basic navigation is free, while high-fidelity official charts are gated behind individual purchases.

Velocity

Dormant developmentmonetizationShow more...

mKart Marine Navigation shows no signs of active development, with the last update occurring 286 days ago. The release history is extremely sparse, consisting of only two versions across different platforms over a multi-year period. There is no evidence of ongoing feature work or maintenance, effectively placing the app in a zombie state.

See all version history

Who built it?

GEOPHONE GROUP INTERNATIONAL Oy

7 apps tracked · Navigation

GeoNET. Maps & FriendsGeoNET. Maps & FriendsCityGuide GPS-navigatorCityGuide GPS-navigatorGeoNet GPS NavigatorGeoNet GPS NavigatorNjord Pilot mobileNjord Pilot mobilemKart Marine NavigationmKart Marine NavigationbGEO GPS NavigatorbGEO GPS Navigator
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User Sentiment

What do users think recently?

Fresh user feedback skews frustrated. Users appreciate the core navigation interface provides a straightforward experience that users find superior to competing alternatives.

How are ratings & reviews evolving?

Google Play
3.50 · 132
App Store
2.33 · 3

What users say, by theme

What Users Love
  • The core navigation interface provides a straightforward experience that users find superior to competing alternatives
What Frustrates Users
  • Registration failures and email delivery issues prevent new users from accessing the core application features
+ 2 more themes
What Users Want 2 requests inside

8 of 8 recent reviews analyzed · limited sample · Frustrated overall

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Unlock 2 more frustration themes and 2 user requests, each backed by review evidence.

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Competition

Competitive landscape for mKart Marine Navigation

How's the Navigation market?

mKart Marine Navigation maintains a low-visibility position with 135 total ratings across platforms. The lack of updates for 286 days signals a shift toward maintenance-only status, limiting its ability to compete with active navigation tools.

The rivals identified

The Analyst's Read

Key takeaways for mKart Marine Navigation

Where is it heading?

The marine navigation market is consolidating around tools with high-frequency update cadences and reliable onboarding. mKart Marine Navigation's current maintenance-only posture leaves it exposed to churn, as users cannot access the core navigation features due to persistent registration and stability issues.

  • The 286-day development silence suggests the product is in maintenance mode, which prevents it from addressing critical launch crashes.
  • Registration and email verification failures block new users from testing the product, which compounds the negative sentiment already present in reviews.

The SWOT

Core Strengths
  • Proprietary 3D visualization engine creates high switching costs.
  • Safety-critical automation reduces user stress.
Critical Frictions 3 weaknesses inside
Growth Levers
  • Expanding regional chart coverage addresses primary geographic complaints.
  • Implementing unit-toggle settings satisfies recurring user requests.
Market Threats 2 threats identified

Next best moves

1 Invest · 1 Maintain

Rebuild registration and email verification flow because it is the top-cited onboarding blocker → increase new-user conversion.

+ 1 more prioritized move

The counter-intuitive read

The product's 3D-visualization engine is a liability rather…

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Bottom line

Registration failures and launch instability currently prevent mKart Marine Navigation from capturing its target market, despite a praised core interface. Addressing these onboarding barriers is the only way to stabilize the user funnel and prevent total churn to more reliable navigation alternatives.

Unlock 3 critical frictions, 2 market threats, 1 more prioritized move and the analyst’s take.

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FAQ

Is mKart Marine Navigation free to use?
The product uses a freemium model. Basic navigation and NOAA charts are free, while high-fidelity PRIMAR electronic charts require individual in-app purchases.
Does mKart Marine Navigation work offline?
The product is designed to store NOAA nautical charts for offline use, though users report that initial setup and registration require an active internet connection.
Why can't I register for mKart Marine Navigation?
Recent user reviews report persistent failures during the registration process and issues with receiving verification emails, which currently prevent new users from accessing the app.

Sources

  1. [1] Play Store listing, source
  2. [2] Developer website, source

Report last updated

Disclosure: Independent intel to help mobile builders succeed.

AI-powered analysis with automated quality gates, built from publicly available sources. Marlvel.ai is not affiliated with, endorsed by, or sponsored by mKart Marine Navigation, its developer, the app publisher, Apple, or Google Play. All trademarks, logos, and screenshots referenced remain the property of their respective owners.

Cite this report

Marlvel.ai. “mKart Marine Navigation Intelligence Report.” Updated Oct 1, 2026. https://marlvel.ai/apps/mkart-marine-navigation

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