# EnginEcoPower vs Authenticator App

The clearest difference is in-app purchases: EnginEcoPower at none against Authenticator App's 11. EnginEcoPower also leads on iOS requirement (11.0 vs 13.0). Authenticator App's advantage is device support (5 vs 3). On price and ads there is nothing between them.

Both are free to download. Authenticator App sells 11 in-app purchases, starting at $5.99 per 7 days. EnginEcoPower asks for nothing beyond the download.

## The numbers

| Metric | EnginEcoPower | Authenticator App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.2 (86 ratings)](https://appshunter.io/ios/app/authenticator-app-2fa-mfa/id6472872177/reviews)** |
| Number of ratings | — | **86** |
| Positive reviews | — | 20.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 9 days |
| Monetization | — | Free with in-app purchases |
| Size | 10 MB | 50 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [AGROECOPOWER LIMITED - pobocka](https://appshunter.io/developer/1451745498) | [Hearttell US Limited](https://appshunter.io/developer/508262068) |

## What reviewers say

### EnginEcoPower

[App page](https://appshunter.io/ios/app/enginecopower/id1537649803)

**Features:** macOS Compatibility

**In-app purchases:** none


### Authenticator App

[App page](https://appshunter.io/ios/app/authenticator-app-2fa-mfa/id6472872177)

Secure your online accounts with two-factor authentication. This app offers passwordless sign-ins, seamless autofill, and encrypted backups. It supports a vast range of services and works across Apple devices, with advanced security features like Face ID and Touch ID.

**Highlights:** Two-factor authentication (2FA), Multi-factor authentication (MFA), Passwordless sign-ins, Seamless password autofill, Encrypted iCloud backup, Offline OTP generation, Face ID & Touch ID security

**Features:** Apple Watch app, iMessage stickers, Vision Pro support

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Authenticator App 2FA Weekly | $5.99 | per 7 days |
| Authenticator_App_2FA_MFA_Week | $6.99 | per 7 days |
| Authenticator App Monthly | $9.99 | per month |
| Authenticator App 2FA Monthly | $9.99 | per month |
| Authenticator App 2FA Monthly | $19.99 | per month |
| Authenticator_App_Yearly | $29.99 | per year |
| Authenticator App 2FA Yearly | $39.99 | per year |
| Authenticator App Yearly | $49.99 | per year |
| Authenticator_App_2FA_Yearly | $49.99 | per year |
| Authenticator App One-time | $49.99 | one-time |
| Authenticator_App_2FA_Onetime | $99.99 | one-time |


## Frequently asked questions

### Is EnginEcoPower free?

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

### Is Authenticator App free?

Authenticator App is free to download, with in-app purchases available.

### Do EnginEcoPower or Authenticator App have ads?

Neither EnginEcoPower nor Authenticator App 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.*