# O-1 — O-1、轻巧、lightness、Lightness

> Manage weight and physical data through collection, analysis, and storage. (iPhone/iPad app by Shenzhen LINGXI Technology Co., Ltd.)

- Source: https://appshunter.io/ios/app/o-1/id1592076425 (this page in markdown: same URL + `.md`)
- Developer: [Shenzhen LINGXI Technology Co., Ltd](https://appshunter.io/developer/957619029)
- Category: Lifestyle, Utilities
- Price: Free
- Age rating: 4+
- Requires: iOS 9.0 · 5 MB
- Languages: English, Korean, Chinese, Chinese
- Released: 2021-11-12
- Data updated: 2026-06-26
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/o-1/id1592076425/reviews.md

## What is O?

In a word: manage the user's weight and physical data

Application introduction: APP is divided into three parts: body data collection, health data analysis and health data storage. 
collect body fat scale’s and smart phone APP data, calculate and store various health index of human's body.

## Key features

- Body data collection
- Health data analysis
- Health data storage
- Calculates health indices
- Integrates with body fat scales

## Recent user reviews (10 of 48)

All indexed reviews: https://appshunter.io/ios/app/o-1/id1592076425/reviews.md

### 1/5 — 網路

*2025-12-10, version 1.6*

網路擁堵 真的要改一下了

### 1/5 — 更新

*2025-11-08, version 1.6*

無法更新資料，一直出現「網路擁堵」⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯

### 1/5 — 慎選購買

*2025-11-08, version 1.6*

網路擁堵，沒辦法更改或是新增使用者資料，真的很不好用

### 3/5 — 功能異常

*2025-08-24, version 1.5*

首頁沒辦法顯示最新體重

### 1/5 — 無法更新資料。

*2025-07-27, version 1.5*

更新資料會顯示「網路壅塞」塞你個屁！

### 1/5 — O-1 數據不能更新

*2025-06-14, version 1.5*

O-1 數據不能更新，找到解法！請改去下載「OKOK國際版」不過裡面內容都是簡體字，使用起來數據那些都可以正常更新～希望有緣人看到這邊！

### 1/5 — 爛透了

*2025-05-04, version 1.5*

無法更新數據

### 1/5 — 軟體故障

*2025-04-13, version 1.5*

主頁應該是當日體重數據
前幾天開始卡住在某一日
沒辦法更新也沒有重新整理的按鈕

客服頁面無法發送問題
一直顯示錯誤

請問可以找誰處理？

### 1/5 — 無法操作

*2025-04-07, version 1.5*

網路擁堵如何改善？

### 1/5 — APP根本沒在維護

*2025-03-16, version 1.5*

首頁體重記錄完全不能記錄新的，怎麼測量都在舊記錄，想看新的細節指數完全不能看，買這個體重機就是看這個功能買的，現在是在買心酸的啊！
爛到爆！！！！！！

## Frequently asked questions about O

### What is O-1 used for?

O-1 is used to manage your weight and physical data. It collects information from body fat scales and your smartphone to calculate and store various health indices.

### What devices does O-1 support?

O-1 is available for iPhone and iPod devices.

### Is O-1 free to use?

Yes, O-1 is available for free.

### How often is O-1 updated?

The latest version is 1.6, and the app was last updated on September 18, 2025. Updates are typically released to improve functionality and add new features.

### What age rating is O-1?

O-1 has an age rating of 4+, making it suitable for a wide range of users.

### Does O-1 have ads?

No, O-1 does not contain advertisements.

### What kind of data does O-1 collect?

O-1 collects body fat scale data and smartphone app data to calculate and store various health indices of the human body.

### When was O-1 first released?

O-1 was first released on November 12, 2021.

## Version history (last 5 releases)

### 1.6 — 2025-09-18

1. Fix the issue that the latest data cannot be displayed one the home page.
2. Modify the data sync. mechanism.
3. Fix some bugs

### 1.5 — 2024-03-08

Error in modifying data display

### 1.4.4 — 2024-02-27

Default selection when adding family and friends

### 1.4.3 — 2023-05-04

Built in new Traditional

### 1.4.2 — 2022-12-20

Modify typos

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## More apps by Shenzhen LINGXI Technology Co., Ltd

- [轻巧](https://appshunter.io/ios/app/id1591172615)
- [Kitchen Wing](https://appshunter.io/ios/app/kitchen-wing/id1598269258)
- [My Fit India](https://appshunter.io/ios/app/my-fit-india/id1627200435)
- [SleepMi](https://appshunter.io/ios/app/sleepmi/id6443874901)
- [TuyaScale](https://appshunter.io/ios/app/tuyascale/id6444902717)

All apps by Shenzhen LINGXI Technology Co., Ltd: https://appshunter.io/developer/957619029

## Related topics

[oonee](https://appshunter.io/ios/topics/oonee)

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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 2026-06-26.*