# ScanPro vs EcoDdiag

The clearest difference is update cadence: EcoDdiag at every 4 days against ScanPro's every 3 weeks. EcoDdiag also leads on iOS requirement (13.0 vs 15.6). On price, ads, in-app purchases and device support there is nothing between them.

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

ScanPro ships an update every 3 weeks, EcoDdiag every 4 days. The most recent releases landed on October 3, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | ScanPro | EcoDdiag |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 4 days** |
| Size | 272 MB | 55 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Thinh Le](https://appshunter.io/developer/1668567222) | [Manh Dung Nguyen](https://appshunter.io/developer/1478065046) |

## What reviewers say

### ScanPro

[App page](https://appshunter.io/ios/app/scanpro/id1668567220)

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

**In-app purchases:** none


### EcoDdiag

[App page](https://appshunter.io/ios/app/ecoddiag/id6746187974)

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

**In-app purchases:** none


## Frequently asked questions

### Is ScanPro free?

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

### Is EcoDdiag free?

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

### Do ScanPro or EcoDdiag have ads?

Neither ScanPro nor EcoDdiag shows ads.

### Which is updated more often, ScanPro or EcoDdiag?

ScanPro ships an update every 3 weeks, and EcoDdiag every 4 days. Most recently, ScanPro was updated on October 3, 2026 and EcoDdiag on September 30, 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.*