# MagmaSync vs VolcanoNow

The clearest difference is chart position: MagmaSync at #123 against VolcanoNow's unranked. MagmaSync also leads on device support (3 vs 1). VolcanoNow's advantage is iOS requirement (18.4 vs 26.0). On price, 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.

## The numbers

| Metric | MagmaSync | VolcanoNow |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (220 ratings)](https://appshunter.io/ios/app/magmasync-volcano-tracker/id6761513082/reviews)** | — |
| Number of ratings | **220** | — |
| Positive reviews | 88.9% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Weekly | — |
| Monetization | Free | — |
| Best chart rank | **#123** | — |
| Size | 34 MB | 3 MB |
| Requires iOS | 26.0 | **18.4** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Shuangquan Li](https://appshunter.io/developer/1007061168) | [YUANJIE LI](https://appshunter.io/developer/6775390960) |

## What reviewers say

### MagmaSync

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

**Currently charting:** #123 Top Free · Weather (US App Store)

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, iPhone Duo support

**In-app purchases:** none


### VolcanoNow

[App page](https://appshunter.io/ios/app/volcanonow/id6775390958)

**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 VolcanoNow free?

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

### Do MagmaSync or VolcanoNow have ads?

Neither MagmaSync nor VolcanoNow shows ads.

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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.*