# MagmaSync vs Pacific Watch

The clearest difference is ratings volume: MagmaSync at 216 against Pacific Watch's 5. MagmaSync also leads on update cadence (weekly vs every 3 weeks). Pacific Watch's advantage is iOS requirement (15.0 vs 26.0). On price, rating, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 4.9 for MagmaSync against 5.0 for Pacific Watch. That said, the two scores are not equally well evidenced: MagmaSync has 216 ratings behind it against 5, so its average is the more settled of the two.

MagmaSync ships an update weekly, Pacific Watch every 3 weeks. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | MagmaSync | Pacific Watch |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.9 (216 ratings)](https://appshunter.io/ios/app/magmasync-volcano-tracker/id6761513082/reviews) | **[5.0 (5 ratings)](https://appshunter.io/ios/app/pacific-watch/id6761976228/reviews)** |
| Number of ratings | **216** | 5 |
| Positive reviews | 88.9% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 3 weeks |
| Monetization | Free | Free |
| Size | 34 MB | 3 MB |
| Requires iOS | 26.0 | **15.0** |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Shuangquan Li](https://appshunter.io/developer/1007061168) | [David Do](https://appshunter.io/developer/1892262776) |

## What reviewers say

### MagmaSync

[App page](https://appshunter.io/ios/app/magmasync-volcano-tracker/id6761513082)

Get real-time updates on Kilauea volcano activity, including eruption status, forecasts, and observatory messages. View live camera feeds, ground deformation data, and summit weather. Features AI-powered summaries and multi-language translation.

**Highlights:** Real-time alert level and color code, Official observatory messages, Eruption status tracking, AI-powered eruption forecasts, Push notifications for alerts, Live volcano camera feeds, Ground deformation plots, Summit weather conditions

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


### Pacific Watch

[App page](https://appshunter.io/ios/app/pacific-watch/id6761976228)

This app provides comprehensive situational awareness for Hawaii, aggregating over 50 official data sources. It offers real-time weather, surf conditions, emergency alerts, and infrastructure updates for residents and visitors.

**Highlights:** Weather and forecast data, Surf and ocean conditions, Real-time emergency alerts, Volcano and earthquake tracking, Power outage and traffic maps, Emergency preparedness guides

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is MagmaSync free?

MagmaSync is free to download, with no in-app purchases.

### Is Pacific Watch free?

Pacific Watch is free to download, with no in-app purchases.

### Which has better reviews, MagmaSync or Pacific Watch?

Pacific Watch is rated higher. MagmaSync averages 4.9 out of 5 from 216 ratings, while Pacific Watch averages 5.0 from 5 ratings.

### Do MagmaSync or Pacific Watch have ads?

Neither MagmaSync nor Pacific Watch shows ads.

### Which is updated more often, MagmaSync or Pacific Watch?

MagmaSync ships an update weekly, and Pacific Watch every 3 weeks. Most recently, MagmaSync was updated on October 25, 2026 and Pacific Watch on October 24, 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.*