# Anchor Alarm vs PredictWind Tracker

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.

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.

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.

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.

## The numbers

| Metric | Anchor Alarm | PredictWind Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (10 ratings)](https://appshunter.io/ios/app/anchor-alarm-boat-tracker/id6448241324/reviews) | **[4.8 (6 ratings)](https://appshunter.io/ios/app/predictwind-tracker/id6480428437/reviews)** |
| Number of ratings | **10** | 6 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 6 weeks |
| Monetization | **Free** | Free with in-app purchases |
| Size | 18 MB | 98 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Serdar Percin](https://appshunter.io/developer/1143186597) | [PredictWind Limited](https://appshunter.io/developer/477048590) |

## What reviewers say

### Anchor Alarm

[App page](https://appshunter.io/ios/app/anchor-alarm-boat-tracker/id6448241324)

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:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $2.99 | per month |


### PredictWind Tracker

[App page](https://appshunter.io/ios/app/predictwind-tracker/id6480428437)

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:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PredictWind Tracker 1 Month | $49.00 | per month |
| PredictWind Tracker 3 Months | $99.00 | per 3 months |
| PredictWind Tracker 12 Months | $249.00 | per year |


## Frequently asked 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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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*