# thEarthquake Tracker vs Vibration Meter, seismograph

The clearest difference is rating: Vibration Meter, seismograph at 4.7 against thEarthquake Tracker's 3.0. Vibration Meter, seismograph also leads on ratings volume (732 vs 2) and iOS requirement (12.0 vs 17.0). thEarthquake Tracker's advantage is update cadence (every 3 months vs every 7 months). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. thEarthquake Tracker sells 2 one-off in-app purchases and Vibration Meter, seismograph sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Vibration Meter, seismograph holds the better App Store score, 4.7 against 3.0. That said, the two scores are not equally well evidenced: Vibration Meter, seismograph has 732 ratings behind it against 2, so its average is the more settled of the two.

thEarthquake Tracker ships an update every 3 months, Vibration Meter, seismograph every 7 months. The most recent releases landed on November 1, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | thEarthquake Tracker | Vibration Meter, seismograph |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (2 ratings)](https://appshunter.io/ios/app/thearthquake-tracker/id1090616122/reviews) | **[4.7 (732 ratings)](https://appshunter.io/ios/app/vibration-meter-seismograph/id1137580201/reviews)** |
| Number of ratings | 2 | **732** |
| Positive reviews | — | 42.5% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 7 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 23 MB | 18 MB |
| Requires iOS | 17.0 | **12.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [ThirdHalf.com, LLC](https://appshunter.io/developer/914115418) | [ExaMobile S.A.](https://appshunter.io/developer/506014841) |

## What reviewers say

### 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 |


### Vibration Meter, seismograph

[App page](https://appshunter.io/ios/app/vibration-meter-seismograph/id1137580201)

This application uses your phone's accelerometer to measure and record vibrations from various sources, including earthquakes and everyday objects. It displays ground motion on a graph and uses an instrumental intensity scale for analysis. You can also monitor and share your measurement results.

**Highlights:** Measures vibration strength, Detects seismic waves, Uses accelerometer for analysis, Displays ground motion graph, Utilizes instrumental intensity scale, Monitors and shares results

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove ads | $1.99 | one-time |


## Frequently asked questions

### Is thEarthquake Tracker free?

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

### Is Vibration Meter, seismograph free?

Vibration Meter, seismograph is free to download, with in-app purchases available.

### Which has better reviews, thEarthquake Tracker or Vibration Meter, seismograph?

Vibration Meter, seismograph is rated higher. thEarthquake Tracker averages 3.0 out of 5 from 2 ratings, while Vibration Meter, seismograph averages 4.7 from 732 ratings.

### Do thEarthquake Tracker or Vibration Meter, seismograph have ads?

Neither thEarthquake Tracker nor Vibration Meter, seismograph shows ads.

### Which is updated more often, thEarthquake Tracker or Vibration Meter, seismograph?

thEarthquake Tracker ships an update every 3 months, and Vibration Meter, seismograph every 7 months. Most recently, thEarthquake Tracker was updated on November 1, 2026 and Vibration Meter, seismograph on November 6, 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.*