# BL8 TPMS vs Ediag

The clearest difference is ratings volume: Ediag at 1.4K against BL8 TPMS's 1. Ediag also leads on rating (4.3 vs 4.0). BL8 TPMS's advantage is update cadence (every 10 days vs every 2 months) and iOS requirement (11.0 vs 15.6). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Ediag holds the better App Store score, 4.3 against 4.0. That said, the two scores are not equally well evidenced: Ediag has 1.4K ratings behind it against 1, so its average is the more settled of the two.

BL8 TPMS ships an update every 10 days, Ediag every 2 months. The most recent releases landed on September 9, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | BL8 TPMS | Ediag |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (1 ratings)](https://appshunter.io/ios/app/bl8-tpms/id1635925154/reviews) | **[4.3 (1.4K ratings)](https://appshunter.io/ios/app/ediag/id6444249245/reviews)** |
| Number of ratings | 1 | **1.4K** |
| Positive reviews | — | 29.6% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 10 days** | Every 2 months |
| Monetization | Free | Free |
| Size | 26 MB | 455 MB |
| Requires iOS | **11.0** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Shenzhen Deelife Digital Technology Co., Ltd](https://appshunter.io/developer/1635925216) | [Shenzhen Kingbolen Electrics Technology Co., Ltd.](https://appshunter.io/developer/1653350029) |

## What reviewers say

### BL8 TPMS

[App page](https://appshunter.io/ios/app/bl8-tpms/id1635925154)

Monitor your tire pressure and temperature in real time for enhanced driving safety. This application provides essential data to help prevent potential hazards on the road.

**Highlights:** Real-time tire pressure detection, Real-time tire temperature monitoring, Enhances driving safety, Protects against tire-related hazards

**Features:** macOS Compatibility

**In-app purchases:** none


### Ediag

[App page](https://appshunter.io/ios/app/ediag/id6444249245)

Perform comprehensive vehicle diagnostics, including reading data flow, fault codes, and vehicle information. Generate professional diagnostic reports for major automobile manufacturers. Features one-key diagnosis and automatic VIN reading.

**Highlights:** Full-function diagnosis, Read data flow, Read/clear fault code, Read vehicle information, Automatic VIN reading, Diagnostic reports

**In-app purchases:** none

**What reviewers like**

- ✅ Comprehensive diagnostic information and functionality
- 🎯 Works well for specific vehicle models (Chevy, Acura, etc.)
- 💪 Advanced features like glow plug programming and ECU coding
- 📱 Helpful AI and YouTube integration for guidance
- 🔧 Good value for price compared to expensive scan tools

**What reviewers complain about**

- 💰 Hidden subscription fees for special functions ($19.99 each)
- 🐛 App crashes frequently after updates
- ❌ Poor vehicle compatibility with newer models (2023+)
- 🔐 Requires location data and network connectivity
- 😕 Confusing user interface and unclear section titles

**Reported bugs**

- App crashes after latest update
- Activation fails with correct codes (used devices)
- Communication errors during diagnostics
- VIN finder doesn't work well for older cars
- First-day connection issues requiring account reset

**Requested features**

- Support for newer vehicle models (2023+)
- Better auto-identification for Ford and other manufacturers
- Language settings menu (Turkish language support mentioned)
- Ability to command multiple functions from same test screen
- Improved VIN finder for older vehicles (1990s-2000s)


## Frequently asked questions

### Is BL8 TPMS free?

BL8 TPMS is free to download, with no in-app purchases.

### Is Ediag free?

Ediag is free to download, with no in-app purchases.

### Which has better reviews, BL8 TPMS or Ediag?

Ediag is rated higher. BL8 TPMS averages 4.0 out of 5 from 1 ratings, while Ediag averages 4.3 from 1.4K ratings.

### Do BL8 TPMS or Ediag have ads?

Neither BL8 TPMS nor Ediag shows ads.

### Which is updated more often, BL8 TPMS or Ediag?

BL8 TPMS ships an update every 10 days, and Ediag every 2 months. Most recently, BL8 TPMS was updated on September 9, 2026 and Ediag on September 24, 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.*