# SeismoCloud vs thEarthquake Tracker

The clearest difference is in-app purchases: SeismoCloud at none against thEarthquake Tracker's 2. SeismoCloud also leads on iOS requirement (11.0 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. thEarthquake Tracker sells 2 one-off in-app purchases. SeismoCloud asks for nothing beyond the download.

SeismoCloud ships an update every 6 months, thEarthquake Tracker every 3 months. The most recent releases landed on November 6, 2026 and November 1, 2026 respectively.

## The numbers

| Metric | SeismoCloud | thEarthquake Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.0 (2 ratings)](https://appshunter.io/ios/app/thearthquake-tracker/id1090616122/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | 16.7% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 3 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 49 MB | 23 MB |
| Requires iOS | **11.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [informatica@sapienza](https://appshunter.io/developer/394356478) | [ThirdHalf.com, LLC](https://appshunter.io/developer/914115418) |

## What reviewers say

### SeismoCloud

[App page](https://appshunter.io/ios/app/seismocloud/id922890238)

This app transforms your smartphone into a seismometer to detect earthquakes. It sends early warning alerts to users in affected areas, helping them receive notifications before feeling the tremors. Contribute to a scientific research project by simply installing and running the app.

**Highlights:** Smartphone seismometer, Early earthquake alerts, Crowdsourced data collection, Vibration detection, Privacy protection, Low power consumption

**Features:** macOS Compatibility

**In-app purchases:** none


### thEarthquake Tracker

[App page](https://appshunter.io/ios/app/thearthquake-tracker/id1090616122)

Stay informed about seismic activity worldwide with real-time earthquake updates. Receive instant notifications when tremors occur, ensuring you're always aware of potential dangers.

**Highlights:** Real-time earthquake monitoring, Global coverage, Instant notifications, User-friendly interface

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| thEarthQuake Remove Advertising | $0.99 | one-time |
| thEarthquake Tip Jar | $0.99 | one-time |


## Frequently asked questions

### Is SeismoCloud free?

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

### Is thEarthquake Tracker free?

thEarthquake Tracker is free to download, with in-app purchases available.

### Do SeismoCloud or thEarthquake Tracker have ads?

Neither SeismoCloud nor thEarthquake Tracker shows ads.

### Which is updated more often, SeismoCloud or thEarthquake Tracker?

SeismoCloud ships an update every 6 months, and thEarthquake Tracker every 3 months. Most recently, SeismoCloud was updated on November 6, 2026 and thEarthquake Tracker on November 1, 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.*