Comparison

eSeaGo vs Map Inspect

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

Head to head
About

eSeaGo

This app provides chart information for Hong Kong waters, allowing users to download and display it online or offline. It uses the device's positioning function to assist vessels and offers various navigational aids and weather notifications.

Highlights
  • Offline chart information download
  • Online chart display
  • Weather warning notifications
  • Speed information display
  • User positioning tracking
  • KML file import/export
  • Search harbour facilities and place names
Features
Read full description

The "eSeaGo" is a free mobile application that offers a simple and convenient solution for displaying chart information for Hong Kong waters. Through the "eSeaGo", users can download the chart information provided by the Hydrographic Office of the Marine Department and display it online or offline. With the mobile device's positioning function, the "eSeaGo" can assist vessels sailing in Hong Kong waters. The “eSeaGo” provides content and information in raster format which should not be used as a substitute for paper charts or electronic navigational charts. The “eSeaGo” is not designed to be used for navigational purposes or as a substitute for any navigational equipment that is required under applicable regulations or laws. The “eSeaGo” includes the following main features: • Up-to-date “eSeaGo” chart information for offline display available for download. • Display of up-to-date “eSeaGo” chart information for online use. • Up-to-date “eSeaGo” chart information available notification. • Hong Kong Observatory weather warning notification. • “Portrait” or “Landscape” display orientation. • Speed information display. • True bearing and remaining distance from the mobile device to the user-defined route. • Custom layers, route points and points of interest. • User positioning tracking function and export of the track in the Keyhole Markup Language (KML) file format. • Lands Department basemap (imagery or topographic) for online display. • User-defined speed value for estimated time of arrival calculation. • Power saving mode. • Provide links to useful websites. • Provide legend. • Display weather and tidal information for online use. • Search harbour facilities and place name. • Search by latitude and longitude. • Display maritime information such as Speed Restricted Zone under offline condition. • Import and export KML files as routes, custom layers and points of interest. Note: 1. The “eSeaGo” requires Internet connection. Users are subject to Internet connection and data usage charges arising from the use of the “eSeaGo”, according to the applicable rates charged by users’ respective third-party Internet and data usage service provider as may be from time to time. 2. The positioning information obtained by the mobile device may differ from its actual position and may be inaccurate. Reliance upon or use of such position information shall be at Users' own risk. 3. Support for app versions 2.1.2 or below on iOS has ended. Older versions may no longer receive updates or function properly. We strongly encourage all users to update promptly to the latest version to enjoy more features, up-to-date chart information, the best experience and reliable service.

About

Map Inspect

Read full description

Experience seamless inspect sessions with Map Inspect.

Screenshots

eSeaGo4 screens
Map Inspect4 screens

Verdict

The call

The clearest difference is update cadence: Map Inspect at every 3 weeks against eSeaGo's every 4 months. Map Inspect also leads on iOS requirement (13.0 vs 15.6). On price, 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

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

eSeaGo ships an update every 4 months, Map Inspect every 3 weeks. The most recent releases landed on September 8, 2026 and September 18, 2026 respectively.

Scorecard2 real differences · 8 level
eSeaGo versus Map Inspect: the parameters behind the verdict, then further details
ParametereSeaGoMap Inspect
PriceFreeFree
Rating3.0 (3 ratings) — better—
Positive reviews52.9% of reviews—
Number of ratings3 — better—
Update frequencyEvery 4 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.613.0 — better
Further details — not scored
Size48 MB29 MB
Age rating4+9+
DeveloperHydrographic Office of Marine Department of the Government of HKSARMAPHIVE TECHNOLOGY LIMITED

In-app purchases

None

eSeaGo

No in-app purchases

None

Map Inspect

No in-app purchases

Questions

Is eSeaGo free?
eSeaGo is free to download, with no in-app purchases.
Is Map Inspect free?
Map Inspect is free to download, with no in-app purchases.
Do eSeaGo or Map Inspect have ads?
Neither eSeaGo nor Map Inspect shows ads.
Which is updated more often, eSeaGo or Map Inspect?
eSeaGo ships an update every 4 months, and Map Inspect every 3 weeks. Most recently, eSeaGo was updated on September 8, 2026 and Map Inspect on September 18, 2026.

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