eSeaGo vs Paddle Watch
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- 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
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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.
Paddle Watch
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台灣法規只讓商船和漁船使用 AIS。你划獨木舟、玩 SUP、划船釣魚或浮潛,你在系統上是隱形人。 那艘船看不到你——但你可以看到那艘船。 三件事讓你在海上不孤立: 1. 看見威脅: AIS 船隻即時顯示在地圖上,靠近時手機震動提醒。1000 公尺外就告訴你方向、距離、幾分鐘後最近點。手機放口袋,照樣感知威脅。 2. 讀懂海況: 台灣 12 個港口潮汐資料內建。12分法告訴你現在是幾分流——出發前先看,不值得去就不去。 3. 被找到: 出事時,一鍵傳送你的 GPS 精確座標給設定緊急羅洛人和 118 海巡報案。118 台灣海巡找不到人,往往是因為座標不準。這個 App 直接解決這件事。 由美國 ACA 認證海洋獨木舟教練設計開發,開發者本人每次出海都用它。 注意事項:AIS 訊號有 30–60 秒延遲,無 AIS 發報器的小漁船有可能不在系統中。請在 1000 公尺警示時就採取行動,勿依賴本 App 作為唯一安全措施。
Screenshots
Verdict
The clearest difference is update cadence: Paddle Watch at every 4 days against eSeaGo's every 4 months. eSeaGo's advantage is iOS requirement (15.6 vs 26.0). 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
eSeaGo ships an update every 4 months, Paddle Watch every 4 days. The most recent releases landed on October 10, 2026 and October 12, 2026 respectively.
| Parameter | eSeaGo | Paddle Watch |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (3 ratings) — better | — |
| Positive reviews | 52.9% of reviews | — |
| Number of ratings | 3 — better | — |
| Update frequency | Every 4 months | Every 4 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Requires iOS | 15.6 — better | 26.0 |
| Further details — not scored | ||
| Size | 48 MB | 12 MB |
| Age rating | 4+ | 4+ |
| Developer | Hydrographic Office of Marine Department of the Government of HKSAR | Chimestone Media CO., LTD. |
In-app purchases
eSeaGo
No in-app purchases
Paddle Watch
No in-app purchases







