# YMOBD vs ITPMS（K）

The clearest difference is in-app purchases: ITPMS（K） at none against YMOBD's 4. ITPMS（K） also leads on iOS requirement (13.0 vs 15.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. YMOBD sells 4 one-off in-app purchases. ITPMS（K） asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 5 weeks. The most recent releases landed on September 30, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | YMOBD | ITPMS（K） |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.9 (86 ratings)](https://appshunter.io/ios/app/ymobd/id1627949735/reviews)** | — |
| Number of ratings | **86** | — |
| Positive reviews | 34.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 weeks | Every 5 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 49 MB | 18 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [shenzhen yuming](https://appshunter.io/developer/1432795415) | [Shenzhen CAREUD Technology Co.,Ltd](https://appshunter.io/developer/1384106003) |

## What reviewers say

### YMOBD

[App page](https://appshunter.io/ios/app/ymobd/id1627949735)

This tool connects to your car's OBD adapter via Bluetooth to collect real-time engine data, read fault codes, and provide solutions. It also records driving data, analyzes performance, and offers a HUD display for a safer and more enjoyable driving experience.

**Highlights:** Real-time engine data collection, Vehicle fault code reading and solutions, Driving data recording and analysis, Vehicle performance testing (acceleration, braking), HUD display function, Day and night modes

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 车辆年检模拟 | $0.99 | one-time |
| YMOBD-business expansion | $1.99 | one-time |
| YMOBD-Battery monitoring | $2.99 | one-time |
| Super Car Sound | $5.99 | one-time |

**What reviewers like**

- 👍 Works well with Toyota
- 👍 Accurate with many functions
- 👍 Amazing for fixing cars
- 👍 Useful for live data monitoring
- 👍 Great and very detailed

**What reviewers complain about**

- 🐛 Scam, pay again for add-on
- 🐛 Crashes on iPhone 17 Pro
- 🐛 Requires personal info sharing
- 🐛 Does not connect at all
- 🐛 Junk, doesn't read OBD2 reader

**Reported bugs**

- App crashes on iPhone 17 Pro
- Purchased add-on requires payment again
- Contact section not working
- App crashes every time on iPhone 17 Pro
- Does not connect at all

**Requested features**

- Dark Mode support
- Landscape mode support
- Store data for comparison over time
- Summary of vehicle diagnostics without connection
- Run in background feature


### ITPMS（K）

[App page](https://appshunter.io/ios/app/itpmsk/id6748436026)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is YMOBD free?

YMOBD is free to download, with in-app purchases available.

### Is ITPMS（K） free?

ITPMS（K） is free to download, with no in-app purchases.

### Do YMOBD or ITPMS（K） have ads?

Neither YMOBD nor ITPMS（K） shows ads.

### Which is updated more often, YMOBD or ITPMS（K）?

YMOBD ships an update every 5 weeks, and ITPMS（K） every 5 weeks. Most recently, YMOBD was updated on September 30, 2026 and ITPMS（K） on September 8, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*