# 骨まる

> An osteology app that allows you to see the bones of the human body and the names of bone parts in three dimensions. Rotate, scale, and move from the bones of the head to the bones of the trunk and upper and lower limbs at will. Bones and bone parts can be observed three-dimensionally.

Canonical page: [https://chrome-stats.com/d/jp.roundflat.bonefree](https://chrome-stats.com/d/jp.roundflat.bonefree)

## Overview

- **ID:** `jp.roundflat.bonefree`
- **Platform:** Android
- **Type:** Android app
- **Status:** Removed
- **Publisher:** Round flat
- **Category:** EDUCATION
- **Downloads:** 136
- **Version:** 1.7
- **Last updated:** 2024-11-11
- **First published:** 2021-08-30
- **Size:** 152 MB
- **Data as of:** 2025-07-03
- **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=jp.roundflat.bonefree)
- **Website:** [https://www.roundflat.jp/](https://www.roundflat.jp/)
- **Privacy policy:** [https://www.roundflat.jp/corporate/app\_policy.html](https://www.roundflat.jp/corporate/app_policy.html)

## Description

The basis of the human body is bone.<br>Complete coverage from head bones to trunk bones and upper and lower limb bones.<br>Rotate, scale, and move in 3D as you like. You can observe the bones and bone parts in three dimensions.<br>The site names of each bone are recorded, from the frontal bone to the atlas, clavicle, and toe nodal bone. The site can be identified three-dimensionally with an anatomically detailed CG model.<br>In addition to bone and part names and explanations, English names and their pronunciation voice data are also recorded.<br><br>-Double tap the bones to create your own skeleton!<br>-Select the name of each bone part from the list and display it blinking on the CG model.<br>・ Bone and part names are explained, with English names and English sounds.<br>-Save the display scene and start from that angle next time.<br>-You can change the background color.<br><br>* The contents are the same as the already released paid version &quot;BONE&quot; application.<br>&quot;Bone Maru&quot; can be used by purchasing it with in-app purchase for each part you want to display.<br><br>* &quot;Payment at convenience store&quot; is not available right now.<br>Please purchase from other payment methods.

## Permissions and access

### Permissions

- `android.permission.ACCESS_NETWORK_STATE`
- `android.permission.INTERNET`
- `com.android.vending.BILLING`

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Source: [Chrome-Stats](https://chrome-stats.com/d/jp.roundflat.bonefree)