# Earthquake Maps vs PhosphorHertz

The clearest difference is price: Earthquake Maps at Free against PhosphorHertz's $0.99. Earthquake Maps also leads on iOS requirement (14.0 vs 26.2). PhosphorHertz's advantage is in-app purchases (none vs 2). On update cadence, ads and device support there is nothing between them.

Earthquake Maps is free to download; PhosphorHertz costs $0.99 up front. Earthquake Maps sells 2 one-off in-app purchases. PhosphorHertz asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 4 months. The most recent releases landed on October 24, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Earthquake Maps | PhosphorHertz |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/earthquake-maps-equake/id1502904706/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 months | Every 4 months |
| Monetization | Free | — |
| Size | 23 MB | 5 MB |
| Requires iOS | **14.0** | 26.2 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [tamer bayramogullari](https://appshunter.io/developer/963571955) | [Stuart Woolley](https://appshunter.io/developer/315697638) |

## What reviewers say

### Earthquake Maps

[App page](https://appshunter.io/ios/app/earthquake-maps-equake/id1502904706)

Track seismic activity with a live map and detailed event views. Explore events with advanced filtering and geological context. Refines data from multiple sources for a clearer, more consistent experience.

**Highlights:** Live earthquake map, Detailed event information, Filter by magnitude and date, Distance to nearest fault line, Multi-source data integration, Heat Map and Scatter Plot views

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $3.99 | one-time |
| No Ads | $4.99 | one-time |


### PhosphorHertz

[App page](https://appshunter.io/ios/app/phosphorhertz/id6759729656)

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

**In-app purchases:** none


## Frequently asked questions

### Is Earthquake Maps free?

Earthquake Maps is free to download, with in-app purchases available.

### Is PhosphorHertz free?

PhosphorHertz costs $0.99, with no in-app purchases.

### Do Earthquake Maps or PhosphorHertz have ads?

Neither Earthquake Maps nor PhosphorHertz shows ads.

### Which is updated more often, Earthquake Maps or PhosphorHertz?

Earthquake Maps ships an update every 4 months, and PhosphorHertz every 4 months. Most recently, Earthquake Maps was updated on October 24, 2026 and PhosphorHertz on October 14, 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.*