# Seismic tracker vs Fulcanelli

The clearest difference is update cadence: Fulcanelli at every 5 days against Seismic tracker's every 10 days. Fulcanelli also leads on iOS requirement (17.0 vs 26.0). On price, ads, in-app purchases and device support there is nothing between them.

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

Seismic tracker ships an update every 10 days, Fulcanelli every 5 days. The most recent releases landed on October 19, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Seismic tracker | Fulcanelli |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/fulcanelli/id6788643149/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 days | **Every 5 days** |
| Monetization | — | Free |
| Size | 147 MB | 5 MB |
| Requires iOS | 26.0 | **17.0** |
| Devices | iPhone, Apple Watch | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Raphael Lesourd](https://appshunter.io/developer/981244692) | [mark hendrickson](https://appshunter.io/developer/6788643151) |

## What reviewers say

### Seismic tracker

[App page](https://appshunter.io/ios/app/seismic-tracker/id6740165946)

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

**In-app purchases:** none


### Fulcanelli

[App page](https://appshunter.io/ios/app/fulcanelli/id6788643149)

Monitor live Earth activity including earthquakes and space weather on an interactive map. Receive daily intelligence briefings summarizing seismic and geomagnetic conditions. This app provides pattern analysis and education, not predictions.

**Highlights:** Live earthquake feed and map, Magnitude and geography filters, Space weather layers and dashboards, Daily Earth Intelligence briefings, Alert preferences

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

**In-app purchases:** none


## Frequently asked questions

### Is Seismic tracker free?

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

### Is Fulcanelli free?

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

### Do Seismic tracker or Fulcanelli have ads?

Neither Seismic tracker nor Fulcanelli shows ads.

### Which is updated more often, Seismic tracker or Fulcanelli?

Seismic tracker ships an update every 10 days, and Fulcanelli every 5 days. Most recently, Seismic tracker was updated on October 19, 2026 and Fulcanelli on October 5, 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.*