Introducing SENTINEL GO

Your First Step Toward Smarter Boating

SENTINEL GO is a companion app designed to simplify and enhance your boating experience. It’s your entry point into the world of connected boating, offering essential tools to keep you organized and informed—all in one convenient place.

Don’t miss out on the opportunity to revolutionize your boating experience

with SENTINEL GO

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1
Sentinel GO app

Use SMART boat features
FOR FREE
with Sentinel GO

2
Sentinel GO app

Explore premium features with DEMO boat

3
BM Sentinel

Upgrade your BOAT with our BOAT MONITOR

4
Sentinel Premium subscription

Go PREMIUM and get connected EXPERIENCE

The companion APP for every BOATER

No Hardware required to start, Completely Free!

Sentinel for Boat Builders and Equipment Manufacturers

AVAILABLE SOON!

Sentinel GO Features

1

Checklists

Create and manage pre-departure or safety checklists to ensure smooth and secure boating.

Checklists
2

Trips

Track your journeys with your phone GPS, adding photos and notes to create a detailed digital logbook of your adventures, all in one place.

Trips
3

Digital Service Book

Maintain a digital record of your boat’s service history, ensuring effortless organization and seamless management of all maintenance activities.

Digital Service Book
4

Documents

Access important manuals and documentation in PDF format, always within reach.

Documents
5

Messaging

Stay connected with service providers directly through the app for quick communication and support.

Messaging
6

Maintenance Checklists

Stay on top of essential maintenance tasks with scheduled reminders and easy tracking.

Maintenance Checklists

Whether you’re planning your next trip or maintaining your boat, SENTINEL GO provides everything you need to get started. And when you’re ready to unlock even more advanced features, discover our PREMIUM offerings for the ultimate boating experience.

Don’t miss out on the opportunity to revolutionize your boating experience

with SENTINEL GO

Thank you! Your submission has been received!
Oops! Something went wrong while submitting the form.

Unlock real-time tracking, advanced safety features, and seamless integration with our hardware. Take your boating to the next level

explore SENTINEL’S connected SOLUTION.

Sentinel for Boat Builders and Equipment Manufacturers

FAQ

Explanation of 3G Shutdowns and Their Impact on Our Product

If your device relies on 3G, please read the "Why Does This Matter for You?" and "What You Can Do" sections below to understand how this will affect your service and what steps you need to take.

As many of you may have noticed, telecommunications providers around the world are shutting down their 3G networks. This transition is impacting a wide range of devices and services, including earlier versions of our product that rely on 3G for connectivity. Here's a breakdown of what’s happening and why these shutdowns are important:

What is 3G Shutdown?

3G (third-generation) networks, which were introduced in the early 2000s, enabled mobile devices to access the internet at faster speeds than 2G. However, as technology evolved, 4G (LTE) and 5G networks have taken over, offering far superior data speeds, better reliability, and lower latency.

To meet the increasing demand for faster, more efficient mobile networks, telecom operators are phasing out 3G services. By shutting down 3G, they free up valuable spectrum to expand their 4G and 5G networks, which are more suited to modern needs, such as video streaming, high-speed data transfer, and IoT (Internet of Things) applications.

Why Does This Matter for You?

If your device or an earlier version of our product relies on 3G for connectivity, the 3G shutdowns could lead to a loss of service or reduced performance in areas where 4G or 5G networks are not supported by the product. Once 3G networks are decommissioned in a particular area, devices using 3G may no longer be able to connect to the internet, send data, or perform any network-related functions, or they may experience significantly decreased service quality.

When Will This Happen?

The exact timeline for 3G shutdowns varies by country and region, as each telecom provider manages its own network. Some countries have already completed their 3G phase-out, while others are in the process or planning to do so soon. Major telecom providers in the US, Europe, Australia, and Asia are progressively turning off 3G networks, with many aiming for completion between 2023 and 2025.

Stay informed about global 3G network shutdowns with this resource, keeping in mind that while the information may not be completely precise, it offers valuable insights.

What You Can Do

To continue enjoying uninterrupted service and connectivity, you may need to consider upgrading to a version of our product that supports 4G. By moving to a 4G, you can ensure future-proof connectivity and access to faster, more reliable networks as 3G becomes obsolete.

If your device is affected by the 3G shutdown and you have already purchased a new 4G-compatible version of our product, we are offering compensation to assist with your transition. To qualify for this compensation, please fill out the Compensation request form linked below before registering your new device. This request is required to process your claim and ensure you receive the appropriate support.

*To keep your trip history when replacing your device, follow the step-by-step guide at this link.

Eligibility Criteria

  • Users residing in regions where the 3G network is undergoing progressive shutdown
  • Devices with serial numbers starting within the range of 20XXXXXXXX to 32XXXXXXXX
  • Users whose access to Sentinel service has been lost as a direct consequence of the 3G network shutdown

Compensation request

You can find the request form HERE.

We understand that this transition may require some adjustment, and we are here to assist you with any questions or concerns you may have about your specific device and network changes. Please feel free to contact our customer support team for help with upgrading or understanding how the 3G shutdown impacts you.

Thank you for your understanding and continued support as we navigate this important technological shift.

Usage and Features

What is Sentinel GO?

Sentinel GO is a free app designed to make boating smarter, simpler, and more accessible. Whether you're preparing for your next trip, managing maintenance, or tracking your journeys, Sentinel GO gives you the tools you need—all from the convenience of your mobile phone. No extra hardware is required to get started.

Usage and Features

How does Sentinel GO work?

Sentinel GO connects you to your boat using just your smartphone, giving you access to powerful features that simplify everyday boating tasks:

  • Checklists for stress-free preparation.
  • Trips tracking to record and relive your adventures.
  • eService Book for managing maintenance and service history.
  • Direct messaging with service providers for seamless communication.

We developed Sentinel GO to make smarter boating accessible to everyone—completely free and without extra hardware. But this is just the beginning. When you're ready to take the next step, you can upgrade to a fully connected experience with Sentinel’s advanced hardware solutions, unlocking even more insights and control over your boat.

You’ll have everything you need to enjoy smarter boating, right at your fingertips.

Usage and Features

Is Sentinel GO really free?

Yes! Sentinel GO is completely free, and you don’t need any extra hardware to start. Simply download the app and sign up to unlock features like checklists, trip tracking, and maintenance management.

For those looking for even more, you can upgrade to a premium connected experience with a Sentinel Boat Monitor. This unlocks real-time boat monitoring, security alerts, battery status tracking, and remote access to key boat data.

Start for free—upgrade anytime for the full connected boating experience!

Usage and Features

Do I need to install any hardware to use Sentinel GO?

No hardware is needed to get started with Sentinel GO. All you need is your mobile phone to access features like checklists, trip tracking, and maintenance management—completely free.

However, if you want to take your boating experience to the next level, you can upgrade to a fully connected system by integrating Sentinel hardware. This unlocks advanced features like real-time boat monitoring, security alerts, battery status tracking, and remote access to key boat data.

Start with Sentinel GO and enjoy smarter boating today—then upgrade anytime for even deeper insights and control.

Usage and Features

Who is Sentinel GO for?

Sentinel GO is designed for every boater, whether you’re a casual weekend sailor, a dedicated boat owner, or part of a fleet. It’s the perfect companion for anyone looking to simplify and enhance their boating experience.

Usage and Features

How do I sign up for Sentinel GO?

Signing up is easy! Simply visit our Sentinel GO page and enter your email address to join our early access program. You’ll be the first to experience the app and get updates on our official launch date.

Usage and Features

What makes Sentinel GO different?

Sentinel GO stands out because it:

  • Requires no additional hardware, making it accessible to all boaters.
  • Offers powerful features for free, such as checklists, trip tracking, and maintenance management.
  • Simplifies boating tasks, giving you more time to enjoy the water.

Sentinel GO is your gateway to smarter, stress-free boating.

Getting Started

When will Sentinel GO launch?

We’re putting the final touches on Sentinel GO and will announce the official launch date soon. Be sure to sign up for early access to stay informed and secure your spot!

Usage and Features

Will Sentinel GO offer premium features?

Yes! While Sentinel GO is completely free to start, we’re also introducing premium offerings for an even more connected and advanced boating experience.

When you’re ready to upgrade, Sentinel GO makes it easy:

  1. Start for free – Access smart boating features like checklists, trip tracking, and maintenance management with just your phone.
  2. Explore more – Test premium features using our demo boat.
  3. Upgrade your boat – Install a Sentinel Boat Monitor to unlock real-time tracking, security alerts, and remote monitoring.
  4. Go premium – Enjoy the full connected experience with advanced insights, automation, and seamless control.

Stay tuned for updates on Sentinel GO’s premium features and be among the first to experience the future of connected boating!

Usage and Features

What devices are compatible with Sentinel GO?

Sentinel GO will be available on both iOS and Android devices, so you can use it on your smartphone or tablet.

Usage and Features

How can I provide feedback or ask further questions?

We’d love to hear from you! If you have questions or feedback, feel free to reach out to us at info@sentinelmarine.net. Your input helps us make Sentinel GO even better.

FAQs

Explanation of 3G Shutdowns and Their Impact on Our Product

If your device relies on 3G, please read the "Why Does This Matter for You?" and "What You Can Do" sections below to understand how this will affect your service and what steps you need to take.

As many of you may have noticed, telecommunications providers around the world are shutting down their 3G networks. This transition is impacting a wide range of devices and services, including earlier versions of our product that rely on 3G for connectivity. Here's a breakdown of what’s happening and why these shutdowns are important:

What is 3G Shutdown?

3G (third-generation) networks, which were introduced in the early 2000s, enabled mobile devices to access the internet at faster speeds than 2G. However, as technology evolved, 4G (LTE) and 5G networks have taken over, offering far superior data speeds, better reliability, and lower latency.

To meet the increasing demand for faster, more efficient mobile networks, telecom operators are phasing out 3G services. By shutting down 3G, they free up valuable spectrum to expand their 4G and 5G networks, which are more suited to modern needs, such as video streaming, high-speed data transfer, and IoT (Internet of Things) applications.

Why Does This Matter for You?

If your device or an earlier version of our product relies on 3G for connectivity, the 3G shutdowns could lead to a loss of service or reduced performance in areas where 4G or 5G networks are not supported by the product. Once 3G networks are decommissioned in a particular area, devices using 3G may no longer be able to connect to the internet, send data, or perform any network-related functions, or they may experience significantly decreased service quality.

When Will This Happen?

The exact timeline for 3G shutdowns varies by country and region, as each telecom provider manages its own network. Some countries have already completed their 3G phase-out, while others are in the process or planning to do so soon. Major telecom providers in the US, Europe, Australia, and Asia are progressively turning off 3G networks, with many aiming for completion between 2023 and 2025.

Stay informed about global 3G network shutdowns with this resource, keeping in mind that while the information may not be completely precise, it offers valuable insights.

What You Can Do

To continue enjoying uninterrupted service and connectivity, you may need to consider upgrading to a version of our product that supports 4G. By moving to a 4G, you can ensure future-proof connectivity and access to faster, more reliable networks as 3G becomes obsolete.

If your device is affected by the 3G shutdown and you have already purchased a new 4G-compatible version of our product, we are offering compensation to assist with your transition. To qualify for this compensation, please fill out the Compensation request form linked below before registering your new device. This request is required to process your claim and ensure you receive the appropriate support.

*To keep your trip history when replacing your device, follow the step-by-step guide at this link.

Eligibility Criteria

  • Users residing in regions where the 3G network is undergoing progressive shutdown
  • Devices with serial numbers starting within the range of 20XXXXXXXX to 32XXXXXXXX
  • Users whose access to Sentinel service has been lost as a direct consequence of the 3G network shutdown

Compensation request

You can find the request form HERE.

We understand that this transition may require some adjustment, and we are here to assist you with any questions or concerns you may have about your specific device and network changes. Please feel free to contact our customer support team for help with upgrading or understanding how the 3G shutdown impacts you.

Thank you for your understanding and continued support as we navigate this important technological shift.

Usage and Features

What is Sentinel GO?

Sentinel GO is a free app designed to make boating smarter, simpler, and more accessible. Whether you're preparing for your next trip, managing maintenance, or tracking your journeys, Sentinel GO gives you the tools you need—all from the convenience of your mobile phone. No extra hardware is required to get started.

Usage and Features

How does Sentinel GO work?

Sentinel GO connects you to your boat using just your smartphone, giving you access to powerful features that simplify everyday boating tasks:

  • Checklists for stress-free preparation.
  • Trips tracking to record and relive your adventures.
  • eService Book for managing maintenance and service history.
  • Direct messaging with service providers for seamless communication.

We developed Sentinel GO to make smarter boating accessible to everyone—completely free and without extra hardware. But this is just the beginning. When you're ready to take the next step, you can upgrade to a fully connected experience with Sentinel’s advanced hardware solutions, unlocking even more insights and control over your boat.

You’ll have everything you need to enjoy smarter boating, right at your fingertips.

Usage and Features

Is Sentinel GO really free?

Yes! Sentinel GO is completely free, and you don’t need any extra hardware to start. Simply download the app and sign up to unlock features like checklists, trip tracking, and maintenance management.

For those looking for even more, you can upgrade to a premium connected experience with a Sentinel Boat Monitor. This unlocks real-time boat monitoring, security alerts, battery status tracking, and remote access to key boat data.

Start for free—upgrade anytime for the full connected boating experience!

Usage and Features

Do I need to install any hardware to use Sentinel GO?

No hardware is needed to get started with Sentinel GO. All you need is your mobile phone to access features like checklists, trip tracking, and maintenance management—completely free.

However, if you want to take your boating experience to the next level, you can upgrade to a fully connected system by integrating Sentinel hardware. This unlocks advanced features like real-time boat monitoring, security alerts, battery status tracking, and remote access to key boat data.

Start with Sentinel GO and enjoy smarter boating today—then upgrade anytime for even deeper insights and control.

Usage and Features

Who is Sentinel GO for?

Sentinel GO is designed for every boater, whether you’re a casual weekend sailor, a dedicated boat owner, or part of a fleet. It’s the perfect companion for anyone looking to simplify and enhance their boating experience.

Usage and Features

How do I sign up for Sentinel GO?

Signing up is easy! Simply visit our Sentinel GO page and enter your email address to join our early access program. You’ll be the first to experience the app and get updates on our official launch date.

Usage and Features

What makes Sentinel GO different?

Sentinel GO stands out because it:

  • Requires no additional hardware, making it accessible to all boaters.
  • Offers powerful features for free, such as checklists, trip tracking, and maintenance management.
  • Simplifies boating tasks, giving you more time to enjoy the water.

Sentinel GO is your gateway to smarter, stress-free boating.

Getting Started

When will Sentinel GO launch?

We’re putting the final touches on Sentinel GO and will announce the official launch date soon. Be sure to sign up for early access to stay informed and secure your spot!

Usage and Features

Will Sentinel GO offer premium features?

Yes! While Sentinel GO is completely free to start, we’re also introducing premium offerings for an even more connected and advanced boating experience.

When you’re ready to upgrade, Sentinel GO makes it easy:

  1. Start for free – Access smart boating features like checklists, trip tracking, and maintenance management with just your phone.
  2. Explore more – Test premium features using our demo boat.
  3. Upgrade your boat – Install a Sentinel Boat Monitor to unlock real-time tracking, security alerts, and remote monitoring.
  4. Go premium – Enjoy the full connected experience with advanced insights, automation, and seamless control.

Stay tuned for updates on Sentinel GO’s premium features and be among the first to experience the future of connected boating!

Usage and Features

What devices are compatible with Sentinel GO?

Sentinel GO will be available on both iOS and Android devices, so you can use it on your smartphone or tablet.

Usage and Features

How can I provide feedback or ask further questions?

We’d love to hear from you! If you have questions or feedback, feel free to reach out to us at info@sentinelmarine.net. Your input helps us make Sentinel GO even better.