# How Many Did The Earth Rotate?

> How Many Did The Earth Rotate? (iPhone/iPad app by ferrety inc..)

- Source: https://appshunter.io/ios/app/how-many-did-the-earth-rotate/id1546314387 (this page in markdown: same URL + `.md`)
- Developer: [ferrety inc.](https://appshunter.io/developer/804088280)
- Category: Entertainment, Education
- Price: Free
- Age rating: 4+
- Requires: iOS 9.0 · 73 MB
- Languages: English, Japanese
- Released: 2020-12-28
- Data updated: 2026-05-16
- User reviews in markdown: https://appshunter.io/ios/app/how-many-did-the-earth-rotate/id1546314387/reviews.md

## What is How Many Did The Earth Rotate??

In Japan, children sometimes ask:
"When? What time, What minutes, What seconds? How many times did the earth rotate?"
Do you know how many times did the earth rotate?
This app calculates it.


## Version history (last 2 releases)

### 1.0.1 — 2021-04-26

[Version 1.0.1 Changes]
- Improved calculation

### 1.0 — 2020-12-28

No release notes.

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-05-16.*