Comparison

Anchor Alarm vs PredictWind Tracker

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

Head to head
About

Anchor Alarm

This app provides real-time updates on your anchor's location and sends instant notifications if it drifts beyond set parameters. It offers detailed stay analysis, location tracking, and a history of anchoring trips, all within a user-friendly interface.

Highlights
  • Real-time anchor location updates
  • Instant drift notifications
  • Customizable distance and time settings
  • Detailed anchor stay analysis
  • Location history tracking
  • Anchor trip history
  • User-friendly interface
Features
Read full description

Ensure Your Peace of Mind with the Ultimate Anchor Alarm Dropping the anchor shouldn't mean dropping your guard. When you are resting in a quiet bay or navigating unpredictable offshore currents, you need an anchor monitoring app you can trust with your life and your vessel. Welcome to the most modern, reliable, and battery-efficient boat anchor tracker designed for sailors, yacht owners, and maritime enthusiasts. Why We Are the Modern Alternative: Legacy apps often suffer from complex interfaces, map loading errors, and most dangerously, background process failures. We built this gps anchor watch from the ground up using the latest iOS technologies to ensure your boat alarm never goes to sleep when you do. No more waking up to a closed app. This is the yacht anchor system you’ve been waiting for. Key Features That Keep You Safe: Precision Anchor Track & Setting: Set your exact anchor location with a single tap. The highly accurate anchor pointer draws a precise geofence (safety radius) around your boat. It’s the easiest boat mooring app you will ever use. Instant Anchor Drift Alarm: Receive immediate, unmissable notifications if your boat drags outside the safety zone. Our anchor position alarm is designed to wake you up immediately, giving you crucial seconds to react to changing winds or tides. 100% Reliable Background Monitoring: Your vessel anchor monitor runs flawlessly in the background. Even if your screen is locked, the anchor drop alert and tracking remain fully active without draining your battery unnecessarily. Real-Time Anchor Tracking: Visualize your boat’s movement history directly on a fluid, modern map. The yacht anchor track helps you understand how wind and current are affecting your boat over time. Smart Mooring Alert: Not just for anchoring out! Use the mooring tracker to ensure your dock lines or mooring ball hold strong during storms or heavy weather nights. Built for Every Type of Vessel: Whether you need a heavy-duty yacht anchor monitor for a large catamaran, a reliable nautical anchor system for offshore sailing, or a simple digital anchor watch for weekend fishing trips, this app scales perfectly to your needs. It outperforms standard tools by offering a highly responsive, modern user interface. Your Dedicated Ocean Watch: Don't leave your boat's safety to chance. From setting the perfect perimeter with a quick anchor setting alarm to receiving a critical marine anchor watch notification, every feature is engineered for your safety. Join the growing community of sailors who trust our smart anchor alert to protect their most valuable asset. Download the ultimate boating anchor app today. Sleep soundly, knowing your boat is exactly where you left it. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

PredictWind Tracker

Automatically update your personalized GPS tracking page for real-time location sharing. Ideal for boaters, it allows friends and family to monitor your position and route with weather or satellite maps. Link to add blogs and videos for a permanent record of your journey.

Highlights
  • Automatic GPS tracking updates
  • Real-time location sharing
  • Weather and satellite map overlays
  • Add blogs and video links
  • Personalized tracking page
Features
Read full description

This app is designed to automatically update your personalized PredictWind GPS tracking page, ideal for Starlink users or those on LTE/cellular connections. Record and share your tracks to friends families and followers so they monitor your boats position and route in real time with weather or satellite maps. Link through to add blogs, video links for a permanent record of your journey. Note: You need a PredictWind GPS tracking page to use this app. To set up a PredictWind GPS tracking page contact https://www.predictwind.com/contact-us Terms & Conditions: https://www.predictwind.com/about-us/terms-and-conditions Privacy Policy: https://www.predictwind.com/about-us/privacy-policy

Screenshots

Anchor Alarm4 screens
PredictWind Tracker1 screens

Verdict

The call

The clearest difference is rating: PredictWind Tracker at 4.8 against Anchor Alarm's 4.3. PredictWind Tracker also leads on iOS requirement (13.0 vs 16.0). Anchor Alarm's advantage is monetization model (free vs free with in-app purchases) and update cadence (every 2 weeks vs every 6 weeks). On price, ratings volume, ads and in-app purchases 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. Anchor Alarm sells 1 in-app purchase, starting at $2.99 per month and PredictWind Tracker sells 3 in-app purchases, starting at $49.00 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

PredictWind Tracker holds the better App Store score, 4.8 against 4.3. Both are backed by a comparable volume of ratings — 10 and 6 respectively.

UpkeepUpdate frequency

Anchor Alarm ships an update every 2 weeks, PredictWind Tracker every 6 weeks. The most recent releases landed on September 7, 2026 and September 17, 2026 respectively.

Scorecard4 real differences · 6 level
Anchor Alarm versus PredictWind Tracker: the parameters behind the verdict, then further details
ParameterAnchor AlarmPredictWind Tracker
PriceFreeFree
Rating4.3 (10 ratings)4.8 (6 ratings) — better
Positive reviews100.0% of reviews—
Number of ratings10 — better6
Update frequencyEvery 2 weeks — betterEvery 6 weeks
AdsNoNo
In-app purchasesYesYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.013.0 — better
Further details — not scored
Size18 MB98 MB
Age rating4+4+
DeveloperSerdar PercinPredictWind Limited

Customer experience

Anchor Alarm

All ratings10 ratings
Positive80.0%
Neutral20.0%
Negative0.0%
Written reviews4 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

PredictWind Tracker

All ratings6 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

1 purchases

Anchor Alarm

Subscriptions1
  • Premium7 Days trial$2.991 Month
3 purchases

PredictWind Tracker

Subscriptions3
  • PredictWind Tracker 1 Month7 Days trial$49.001 Month
  • PredictWind Tracker 3 Months7 Days trial$99.003 Months
  • PredictWind Tracker 12 Months7 Days trial$249.001 Year

Questions

Is Anchor Alarm free?
Anchor Alarm is free to download, with in-app purchases available.
Is PredictWind Tracker free?
PredictWind Tracker is free to download, with in-app purchases available.
Which has better reviews, Anchor Alarm or PredictWind Tracker?
PredictWind Tracker is rated higher. Anchor Alarm averages 4.3 out of 5 from 10 ratings, while PredictWind Tracker averages 4.8 from 6 ratings.
Do Anchor Alarm or PredictWind Tracker have ads?
Neither Anchor Alarm nor PredictWind Tracker shows ads.
Which is updated more often, Anchor Alarm or PredictWind Tracker?
Anchor Alarm ships an update every 2 weeks, and PredictWind Tracker every 6 weeks. Most recently, Anchor Alarm was updated on September 7, 2026 and PredictWind Tracker on September 17, 2026.

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