# Authenticator vs Screen Mirroring | Air Cast

Authenticator and Screen Mirroring | Air Cast both sit at 4.5 stars, but that hides the real split: 100% of Authenticator's written reviews are positive against 17% of Screen Mirroring | Air Cast's. Screen Mirroring | Air Cast's advantage is ads (none vs shown) and update cadence (every 2 days vs every 5 months). On price, rating, ratings volume and in-app purchases there is nothing between them.

Both are free to download. Authenticator sells 17 in-app purchases, starting at $0.99 per 7 days and Screen Mirroring | Air Cast sells 2 in-app purchases, starting at $6.99 per 7 days. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.5 for Authenticator against 4.5 for Screen Mirroring | Air Cast. Both are backed by a comparable volume of ratings — 135 and 166 respectively. Written reviews are what separate them: 100% of Authenticator's written reviews are positive against 17% of Screen Mirroring | Air Cast's.

Authenticator ships an update every 5 months, Screen Mirroring | Air Cast every 2 days. The most recent releases landed on October 13, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Authenticator | Screen Mirroring | Air Cast |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (135 ratings)](https://appshunter.io/ios/app/authenticator-mobile-2fa-mfa/id6450538201/reviews)** | [4.5 (166 ratings)](https://appshunter.io/ios/app/screen-mirroring-air-cast/id6457363321/reviews) |
| Number of ratings | 135 | **166** |
| Positive reviews | **100.0% of reviews** | 16.7% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 5 months | **Every 2 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 127 MB | 13 MB |
| Requires iOS | 16.0 | **14.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [ZipoApps](https://appshunter.io/developer/1671444635) | [Denice Haley](https://appshunter.io/developer/1716339469) |

## What reviewers say

### Authenticator

[App page](https://appshunter.io/ios/app/authenticator-mobile-2fa-mfa/id6450538201)

Enhance your online security with this app that generates time-based one-time passwords for two-factor authentication. It securely stores all your accounts in one place and works offline, offering peace of mind against cyber threats.

**Highlights:** Generates secure TOTP codes, Stores all accounts in one app, Works offline, Secure cloud backup and sync, Biometric and PIN protection, Auto-fill and copy to clipboard

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

**In-app purchases (17)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited access | $0.99 | per 7 days |
| Unlimited access | $1.99 | per 7 days |
| Unlimited access | $2.99 | per 7 days |
| Unlimited access | $3.99 | per 7 days |
| Unlimited access | $4.99 | per 7 days |
| 2FA Authenticator App: Secure | $5.99 | per 7 days |
| 2FA Authenticator App: Secure | $5.99 | per 7 days |
| Unlimited access | $5.99 | per 7 days |
| Unlimited access | $6.99 | per 7 days |
| Unlimited access | $7.99 | per 7 days |
| Unlimited access | $8.99 | per 7 days |
| Unlimited access | $9.99 | per year |
| Authenticate ID: Authorization | $19.99 | per month |
| Unlimited access | $19.99 | per month |
| Unlimited access | $29.99 | per month |
| Unlimited access | $39.99 | per year |
| Unlimited access | $49.99 | per year |


### Screen Mirroring | Air Cast

[App page](https://appshunter.io/ios/app/screen-mirroring-air-cast/id6457363321)

Instantly cast your phone's screen to any smart TV on the same Wi-Fi network. Share photos, videos, and presentations, or even view IPTV and stream content from YouTube. It works with all TV models and requires no extra equipment.

**Highlights:** Cast mobile device screen to TV, Share photos, videos, and data, Conduct presentations and training, Broadcast live lessons and meetings, View IPTV and stream YouTube, Compatible with all TV models

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Screen Mirroring (weekly) | $6.99 | per 7 days |
| Screen Mirroring (monthly) | $19.99 | per month |


## Frequently asked questions

### Is Authenticator free?

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

### Is Screen Mirroring | Air Cast free?

Screen Mirroring | Air Cast is free to download, with in-app purchases available.

### Which has better reviews, Authenticator or Screen Mirroring | Air Cast?

Authenticator is rated higher. Authenticator averages 4.5 out of 5 from 135 ratings, while Screen Mirroring | Air Cast averages 4.5 from 166 ratings.

### Do Authenticator or Screen Mirroring | Air Cast have ads?

Authenticator shows ads; Screen Mirroring | Air Cast does not.

### Which is updated more often, Authenticator or Screen Mirroring | Air Cast?

Authenticator ships an update every 5 months, and Screen Mirroring | Air Cast every 2 days. Most recently, Authenticator was updated on October 13, 2026 and Screen Mirroring | Air Cast on October 9, 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.*