Comparison

eSeaGo vs UCar

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

UCar

Features
Read full description

This app provides the following free information to drivers in Hong Kong: 1. Vacancy of car parks and metered parking spaces; 2. Availability of chargers for electric cars; 3. Traffic incident information. No user registration is required to access the above information. This app also uses Google sign-in to allow users to share their photos and videos about traffic conditions.

Screenshots

eSeaGo4 screens
UCar4 screens

Verdict

The call

eSeaGo and UCar are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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, UCar every 3 months. The most recent releases landed on October 10, 2026 and October 18, 2026 respectively.

ScorecardNo meaningful differences
eSeaGo versus UCar: the parameters behind the verdict, then further details
ParametereSeaGoUCar
PriceFreeFree
Rating3.0 (3 ratings) — better—
Positive reviews52.9% of reviews—
Number of ratings3 — better—
Update frequencyEvery 4 monthsEvery 3 months — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.6 — better16.0.0
Further details — not scored
Size48 MB60 MB
Age rating4+17+
DeveloperHydrographic Office of Marine Department of the Government of HKSARThinkpower2 Technology Limited

In-app purchases

None

eSeaGo

No in-app purchases

None

UCar

No in-app purchases

Questions

Is eSeaGo free?
eSeaGo is free to download, with no in-app purchases.
Is UCar free?
UCar is free to download, with no in-app purchases.
Do eSeaGo or UCar have ads?
Neither eSeaGo nor UCar shows ads.
Which is updated more often, eSeaGo or UCar?
eSeaGo ships an update every 4 months, and UCar every 3 months. Most recently, eSeaGo was updated on October 10, 2026 and UCar on October 18, 2026.

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