# Itpw Tests vs E

The clearest difference is iOS requirement: Itpw Tests at 11.0 against E's 13.0. 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 | Itpw Tests | E |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Fortnightly |
| Monetization | — | Free |
| Size | 35 MB | 38 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [IT-Power](https://appshunter.io/developer/1563364376) | [VEBMANI.RU, OOO](https://appshunter.io/developer/302894187) |

## What reviewers say

### Itpw Tests

[App page](https://appshunter.io/ios/app/itpw-tests/id6445896046)

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

**In-app purchases:** none


### E

[App page](https://appshunter.io/ios/app/e-num-auth/id6503298323)

This app provides a secure and convenient authentication system. It uses a challenge-response model where your secret access key is stored on your mobile phone, eliminating the need for complex passwords and protecting against malware. Authorization is a simple process of entering a challenge value and receiving a number-answer.

**Highlights:** High-level security authentication, Secret access key stored on mobile, Challenge-response authorization, No complex passwords needed, Malware protection for access key, Efficient and economical system

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Itpw Tests free?

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

### Is E free?

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

### Do Itpw Tests or E have ads?

Neither Itpw Tests nor E 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.*