# Seismometer - Vibration Meter

> Taken from the public Google Play listing. Every figure below carries the date it was updated.
> Nothing is modelled or estimated. A new collection starts at 00:00 UTC daily and takes several hours; an individual app's reading lands at some point inside that window.

Source page: https://appcurves.com/app/seismometer

- Package: `oops.seismometer`
- Developer: Galaxy studio apps
- Category: Tools
- Platform: Android (Google Play)
- Released: May 2, 2014
- Lifetime downloads: 218,368 (updated 2026-08-16)
- What the store shows instead: 100,000+
- Rating: 4.68 from 1,036 ratings
- Downloads added: 16 on 2026-08-16
- Readings kept: 5 (2026-08-10 → 2026-08-16)

### Latest readings

| Date (UTC) | Lifetime downloads | Added |
|---|---:|---:|
| 2026-08-10 | 213,976 | — |
| 2026-08-13 | 214,000 | +24 over 3 days |
| 2026-08-14 | 214,029 | +29 |
| 2026-08-15 | 218,352 | +4,323 |
| 2026-08-16 | 218,368 | +16 |

A multi-day "Added" spans two real readings; the days between were not read.

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Site last completed a reading on 2026-09-22. AppCurves is not real-time.
When citing, include the reading date. https://appcurves.com/faq answers where the figure comes from.