Modern smartphone easily turns into a powerful sea-sea-complexPVC boats and metal boats are increasingly abandoning specialized cartplotters in favor of universal Android devices, a solution that saves money while gaining access to up-to-date satellite maps and additional features.
However, simply installing the application is not enough. Operating the gadget in conditions of high humidity, bright sun and vibrations requires a special approach to choosing software and preparing the device itself. Android navigation It has its own nuances, ignoring which can lead to a quick discharge of the battery or loss of signal at the most inopportune moment.
In this article, we will discuss which apps are trustworthy, how to set up a GPS tracker correctly, and why a regular car navigator is not suitable for water.
Why Smartphones Are Better Than Budget Cardplotters
The main advantage of using the platform Android On the water, it's a tremendous amount of processing power and a high resolution screen. Cheap mapplotters often have dim displays with low detail, whereas a modern smartphone can draw a map with detailed satellite images, which is critical when passing narrow areas or finding a parking spot.
In addition, the mobile app ecosystem provides flexibility that is not available to specialized technology: you can simultaneously use navigation, a sonar (when connecting an external sensor) and a meteor attack. Multi-touch interface It allows you to instantly scale the map and plot routes with one touch, which is almost impossible to do on many budget devices with resistive screens.
⚠️ Note: Smartphone screens often have a glossy coating that can blind in the bright sun. For comfortable work on the water, it is strongly recommended to use special anti-reflective films or visors.
Another important aspect is the regularity of updates: maps in specialized devices are often updated for a fee or infrequently, while mobile applications receive fresh data on the depths and topography of the bottom almost weekly. mobile More relevant and safe.
Criteria for the selection of the navigation application
When you search for the right software on Google Play, it's easy to get confused. Not all programs labeled as "navigators" are suitable for the water element. offlineMobile internet is not always available on the water, and depending on online downloading map tiles can be a fatal mistake.
The second critical parameter is external GPS receiver support, and the built-in smartphone module can work unstablely in a metal boat or in heavy clouds. Bluetooth GPS module through the application significantly increases the positioning accuracy and the speed of coordinate update.
- 🌊 Detailed bathymetric maps with depth indications.
- 📡 Support for NMEA protocols for integration with external hardware.
- 🔋 Optimized energy saving mode for long-term work.
- 🗺️ Possibility of loading vector and raster maps of different regions.
It's also worth evaluating the interface of the program. On the move, when the boat is shaking, it's not easy to operate a complex menu. navigator It should have large, clear buttons and a minimalist interface that does not distract from the control of the boat.
Top Apps for Navigating on Android
There are several market leaders who have proven themselves among water engines. Navionics BoatingThis app offers incredibly detailed maps, including the outlines of the depths, making it a favorite among anglers and yachtsmen. SonarChart allows you to see the bottom topography with high accuracy.
Another strong player. SeaPilot or Boat PilotThese apps often offer a more flexible card-buying system, allowing you to load only the right regions, saving storage space. They work great with external GPS receivers and support many map formats.
| Annex | Type of card | Offline mode | Price. |
|---|---|---|---|
| Navionics Boating | Vector/Batimetry | Yes. | Subscription |
| Locus Map | Vector/Raster | Yes. | Freemium |
| Boat Pilot | Vector | Yes. | Purchase of regions |
| GeoGarage | Raster (NOAA) | Yes. | Free/Paid |
For lovers of free solutions, a bundle will be a great option Locus Map And it's free to distribute cards, and although it takes time to set up, it's worth it: you get a professional tool without monthly payments, and all you need to do is set up the caching cards properly before you go out to the water.
Download maps of regions in advance while you are at home on fast Wi-Fi. Mobile internet near the water is often slow, and downloading large amounts of data can take hours.
Preparation of the device for operation on water
Just picking up your phone on a boat is a bad idea. Water, splashes and sun dictate their terms. The first thing you need to take care of is to take care of it. tightnessEven if your smartphone has IP68 protection, water jet pressure or prolonged immersion can disrupt the integrity of the case. Use quality sealants or special marine cases.
The second aspect is power. The GPS module and the bright screen quickly land the battery. Power Bank large capacity or direct connection to the boat's onboard network via USB cable. Make sure the cable also has moisture protection.
- 🔋 Use cables with enhanced insulation and gilded contacts.
- ☀️ Install an app to reduce the brightness of the screen at night to preserve night vision.
- 📱 Glue the cameras and speakers with waterproof film if you use a sealant without cutouts.
⚠️ Attention: Lithium batteries do not tolerate direct solar heating. Do not leave your smartphone in a transparent sealant in direct sunlight for a long time - this can lead to battery bloating or emergency shutdown.
It is also recommended to disable all background processes that are not related to navigation. Social networks, mail and application updates will only consume precious charge and can cause the map interface to slow down.
GPS settings and working without internet
For stable operation of the navigator, you need to correctly configure geolocation settings. In Android settings, select the mode "According to all sources" (GPS, Wi-Fi and mobile networks) While Wi-Fi and cell towers won’t help you determine coordinates on water, this mode speeds up the initial capture of satellites (Cold Start).
If the smartphone’s built-in GPS is slow or loses signal in the metal cockpit, it makes sense to purchase an external receiver. BluetoothAfter pairing in the phone settings, you need to activate the milk application (Mock Location), which will broadcast the signal of the external receiver for all other programs.
☑️ Checking the readiness of the navigator
It's important to understand the difference between vector and raster maps offline. Vector maps take up little space and allow you to scale without loss of quality, but require pre-loading. Raster maps are just pictures, they "weigh" a lot, but look exactly like paper maps.
What if GPS does not catch satellites?
If the built-in module doesn't work, try going out in the open, and in a metal boat, the signal can be shielded, and the solution is a remote GPS antenna on a suction cup that can be temporarily attached to the side or roof if it's a boat.
Integration with sonars and additional equipment
Modern. Android smartphones Many manufacturers, like Garmin, Lowrance, or Deeper, have their own applications that connect to the device via Wi-Fi or Bluetooth, and this allows you to see a picture of the sonar directly on the phone's big screen, using it as a full-fledged mapplotter.
For more advanced users, you can use NMEA 0183, and you can use a USB-to-Serial adapter or Bluetooth adapter to connect your phone to a stationary sonar and send depth, speed and course data directly to the navigation app, and this creates a single information system on the base of a regular tablet.
But you have to remember that delays, because wireless data can cause lag in the display of information, and trolling is not critical, but when you're going through narrow fairways at high speeds, you're better off relying on wired connections or specialized appliances.
Using a smartphone in conjunction with an external sonar allows you to get the functionality of an expensive cartplotter for fraction of the cost, but requires careful configuration and verification of the reliability of connections before getting on the water.
Security and redundancy of systems
No electronic device is immune to failure. Navigator to Android It's great, but it doesn't have to be the only way to navigate. Always carry a paper map of the swimming area and a compass. Electronics can tell you that the phone might fall into the water, run out of water, or just hang.
Reserves also apply to power supplies: Have at least one fully charged power bank that is not used in everyday life, but is only for emergency boating.
Also, before you go to an unfamiliar area, check the rules of navigation and navigation signs, and the app will show you where you are, but it will not tell you who you should give way to. Knowledge of WFPSS (Inland waterway rules) are more important than any electronic map.
Can I use Google Maps for a boat?
Technically possible, but highly discouraged: Google Maps does not contain information about depths, underwater obstacles, fairways and navigation signs, and the detail of the coastline there is often approximate, which can lead to stranding.
How to save battery power when navigating?
Turn on flight mode so your phone doesn't search for the cellular network. Reduce the brightness of the screen to a minimally comfortable level. Turn off the background synchronization of applications. Use an external GPS receiver, because it's often more energy efficient than constantly searching for satellites with a weak internal module.
What is the minimum screen size convenient for navigation?
The optimal size is 6 inches for a smartphone and 8-10 inches for a tablet, and screens less than 5 inches to see the map in detail and the route will be difficult, especially if the operator has imperfect vision or glasses.