# Degrii OS vs Ediag

The clearest difference is rating: Degrii OS at 4.6 against Ediag's 4.3. Degrii OS also leads on review sentiment (40% vs 30%). Ediag's advantage is ratings volume (1.6K vs 500). On price, update cadence, ads and in-app purchases there is nothing between them.

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

Degrii OS holds the better App Store score, 4.6 against 4.3. Both are backed by a comparable volume of ratings — 500 and 1.6K respectively. Written reviews point the same way: 40% of Degrii OS's written reviews are positive against 30% of Ediag's.

Degrii OS ships an update monthly, Ediag every 2 months. The most recent releases landed on November 7, 2026 and November 12, 2026 respectively.

## The numbers

| Metric | Degrii OS | Ediag |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (500 ratings)](https://appshunter.io/ios/app/degrii-os/id1635337281/reviews)** | [4.3 (1.6K ratings)](https://appshunter.io/ios/app/ediag/id6444249245/reviews) |
| Number of ratings | 500 | **1.6K** |
| Positive reviews | **40.0% of reviews** | 29.6% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | Free | Free |
| Size | 93 MB | 455 MB |
| Requires iOS | **14.0** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Degrii Inc.](https://appshunter.io/developer/1672189374) | [Shenzhen Kingbolen Electrics Technology Co., Ltd.](https://appshunter.io/developer/1653350029) |

## What reviewers say

### Degrii OS

[App page](https://appshunter.io/ios/app/degrii-os/id1635337281)

This app provides an AI-powered operating system for smart home devices, focusing on climate control and robotic pool cleaning. It learns user preferences for comfort and energy savings, offering remote control and monitoring for various smart home functions.

**Highlights:** AI-driven smart home operating system, Integrated home climate control, Remote temperature adjustment, Energy saving algorithms, Robotic pool cleaner control, Personalized cleaning schedules

**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 Degrii OS free?

Degrii OS 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, Degrii OS or Ediag?

Degrii OS is rated higher. Degrii OS averages 4.6 out of 5 from 500 ratings, while Ediag averages 4.3 from 1.6K ratings.

### Do Degrii OS or Ediag have ads?

Neither Degrii OS nor Ediag shows ads.

### Which is updated more often, Degrii OS or Ediag?

Degrii OS ships an update monthly, and Ediag every 2 months. Most recently, Degrii OS was updated on November 7, 2026 and Ediag on November 12, 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.*