# OBD Rayform

> OBD Rayform (iPhone/iPad app by 海宾 张.)

- Source: https://appshunter.io/ios/app/obd-rayform/id6446484174 (this page in markdown: same URL + `.md`)
- Developer: [海宾 张](https://appshunter.io/developer/1596542228)
- Category: Utilities
- Price: Free
- Age rating: 4+
- Requires: iOS 10.0 · 13 MB
- Languages: English, Chinese
- Released: 2023-03-27
- Data updated: 2026-05-19
- User reviews in markdown: https://appshunter.io/ios/app/obd-rayform/id6446484174/reviews.md

## What is OBD Rayform?

1.OBD Rayform is a car Bluetooth assisted self-test tool. 
2.OBD Rayform obtains data information through Bluetooth. 
3.OBD Rayform helps analyze and diagnose problems. 
4.OBD Rayform does not provide maintenance service, if the problem is diagnosed, please go to the regular maintenance department for repair.


## Version history (last 5 releases)

### 1.4 — 2023-08-23

Optimized average fuel consumption

### 1.3 — 2023-07-17

1. Optimized registration details. 
2. Optimize the problem that user information is null by default. 
3. Optimize the problem that the engine running time is always 0 
4. The middle Speed unit of the stopwatch is changed from av_speed to SPEED 
5. Add a pop-up prompt indicating that the new version can be updated.

### 1.2 — 2023-04-14

1.修复实时数据 点击SELECT 闪退问题.
2.增加指令发送最大次数
2.增加蓝牙搜索到设备自动链接.

### 1.1 — 2023-03-29

增加设置功能。

### 1.0 — 2023-03-27

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 2026-05-19.*