# Adopt vs Fulcanelli

The clearest difference is update cadence: Fulcanelli at every 5 days against Adopt's every 40 months. On price, rating, ratings volume and ads 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 — 5.0 for Adopt against 5.0 for Fulcanelli. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

Adopt ships an update every 40 months, Fulcanelli every 5 days. The most recent releases landed on September 26, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Adopt | Fulcanelli |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/adopt-a-float/id1473875623/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/fulcanelli/id6788643149/reviews) |
| Number of ratings | 1 | **2** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 40 months | **Every 5 days** |
| Monetization | Free | Free |
| Size | 1 MB | 5 MB |
| Requires iOS | 17.5 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Frederik Simons](https://appshunter.io/developer/1687712314) | [mark hendrickson](https://appshunter.io/developer/6788643151) |

## What reviewers say

### Adopt

[App page](https://appshunter.io/ios/app/adopt-a-float/id1473875623)

Access real-time data from autonomous oceanographic floats that record seismic activity. View instrument locations, trajectories, and health parameters. This app provides a low-cost method for oceanic data collection.

**Highlights:** View MERMAID instrument locations, Access recent trajectories, Obtain ocean depth information, View instrumental metadata, Identify instruments by name and institution

**Features:** macOS Compatibility

**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 Adopt free?

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

### Is Fulcanelli free?

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

### Which has better reviews, Adopt or Fulcanelli?

Adopt and Fulcanelli are both rated 5.0 out of 5 on the App Store, from 1 and 2 ratings respectively.

### Do Adopt or Fulcanelli have ads?

Neither Adopt nor Fulcanelli shows ads.

### Which is updated more often, Adopt or Fulcanelli?

Adopt ships an update every 40 months, and Fulcanelli every 5 days. Most recently, Adopt was updated on September 26, 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.*