# EDC vs Power car C.H.A9

The clearest difference is rating: Power car C.H.A9 at 5.0 against EDC's 4.6. Power car C.H.A9 also leads on iOS requirement (12.0 vs 15.5). EDC's advantage is ratings volume (16 vs 1) and update cadence (every 2 months vs every 3 months). 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.

Power car C.H.A9 holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: EDC has 16 ratings behind it against 1, so its average is the more settled of the two.

EDC ships an update every 2 months, Power car C.H.A9 every 3 months. The most recent releases landed on October 24, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | EDC | Power car C.H.A9 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (16 ratings)](https://appshunter.io/ios/app/edc-app/id1570775244/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/power-car-cha9/id6465794472/reviews)** |
| Number of ratings | **16** | 1 |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 3 months |
| Monetization | Free | Free |
| Size | 116 MB | 18 MB |
| Requires iOS | 15.5 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Electricite Du Cambodge](https://appshunter.io/developer/1656928291) | [Kimsroeurn Sokchea](https://appshunter.io/developer/1706768033) |

## What reviewers say

### EDC

[App page](https://appshunter.io/ios/app/edc-app/id1570775244)

This utility app allows customers to manage their electricity services online. Users can request new connections, view bills, update account details, and modify installation types. It provides a convenient way to access various services from the electricity provider.

**Highlights:** Request new electricity connections, View electricity bills, Change name on account, Upgrade installation type, Access various online services

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

**In-app purchases:** none


### Power car C.H.A9

[App page](https://appshunter.io/ios/app/power-car-cha9/id6465794472)

This device enhances vehicle performance by controlling the throttle. It offers a simple way to improve your car's responsiveness and driving experience.

**Highlights:** Enhances vehicle performance, Controls throttle, Improves responsiveness

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is EDC free?

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

### Is Power car C.H.A9 free?

Power car C.H.A9 is free to download, with no in-app purchases.

### Which has better reviews, EDC or Power car C.H.A9?

Power car C.H.A9 is rated higher. EDC averages 4.6 out of 5 from 16 ratings, while Power car C.H.A9 averages 5.0 from 1 ratings.

### Do EDC or Power car C.H.A9 have ads?

Neither EDC nor Power car C.H.A9 shows ads.

### Which is updated more often, EDC or Power car C.H.A9?

EDC ships an update every 2 months, and Power car C.H.A9 every 3 months. Most recently, EDC was updated on October 24, 2026 and Power car C.H.A9 on October 30, 2026.

---

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