# ETDA Validation vs iGreen+Link

The clearest difference is update cadence: ETDA Validation at daily against iGreen+Link's every 7 months. 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.

ETDA Validation ships an update daily, iGreen+Link every 7 months. The most recent releases landed on September 10, 2026 and May 19, 2026 respectively.

## The numbers

| Metric | ETDA Validation | iGreen+Link |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Daily** | Every 7 months |
| Size | 26 MB | 30 MB |
| Requires iOS | 12.4 | **12.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Electronic Transactions Development Agency (Public Organization)](https://appshunter.io/developer/1162512182) | [Shenzhen CS Energy Technology Co., Ltd.](https://appshunter.io/developer/1701782506) |

## What reviewers say

### ETDA Validation

[App page](https://appshunter.io/ios/app/etda-validation/id1669680709)

**Features:** macOS Compatibility

**In-app purchases:** none


### iGreen+Link

[App page](https://appshunter.io/ios/app/igreen-plus-link/id6474238360)

**In-app purchases:** none


## Frequently asked questions

### Is ETDA Validation free?

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

### Is iGreen+Link free?

iGreen+Link is free to download, with no in-app purchases.

### Do ETDA Validation or iGreen+Link have ads?

Neither ETDA Validation nor iGreen+Link shows ads.

### Which is updated more often, ETDA Validation or iGreen+Link?

ETDA Validation ships an update daily, and iGreen+Link every 7 months. Most recently, ETDA Validation was updated on September 10, 2026 and iGreen+Link on May 19, 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.*