# e vs 1566

The clearest difference is iOS requirement: e at 11.0 against 1566's 15.1. 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.

## The numbers

| Metric | e | 1566 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | — |
| Monetization | Free | — |
| Size | 31 MB | 12 MB |
| Requires iOS | **11.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Greek Atomic Energy Commission](https://appshunter.io/developer/1528339662) | [Hellenic Republic](https://appshunter.io/developer/1522067036) |

## What reviewers say

### e

[App page](https://appshunter.io/ios/app/e/id1528339660)

Access thousands of electromagnetic field (EMF) measurement results from antenna base stations across Greece. Search for data in your neighborhood or nationwide, find information on exposure limits, and access national monitoring data.

**Highlights:** View EMF measurement results, Search by location (neighborhood, prefecture, postal code), Access national EMF monitoring, Information on exposure limits, Submit technical questions

**Features:** macOS Compatibility

**In-app purchases:** none


### 1566

[App page](https://appshunter.io/ios/app/1566/id6761459555)

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

**In-app purchases:** none


## Frequently asked questions

### Is e free?

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

### Is 1566 free?

1566 is free to download, with no in-app purchases.

### Do e or 1566 have ads?

Neither e nor 1566 shows ads.

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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.*