# Authenticator App ∙ vs SEI Offline

The clearest difference is in-app purchases: SEI Offline at none against Authenticator App ∙'s 3. SEI Offline also leads on ads (none vs shown) and update cadence (every 9 days vs every 3 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Authenticator App ∙ sells 3 in-app purchases, starting at $7.99 per 7 days. SEI Offline asks for nothing beyond the download.

Authenticator App ∙ ships an update every 3 months, SEI Offline every 9 days. The most recent releases landed on October 8, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Authenticator App ∙ | SEI Offline |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/authenticator-app/id6749041708/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Every 9 days** |
| Monetization | Free with in-app purchases | — |
| Size | 25 MB | 55 MB |
| Requires iOS | **14.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [INIS LIMITED](https://appshunter.io/developer/1582573777) | [Instituto Electoral de la Ciudad de Mexico](https://appshunter.io/developer/1334921385) |

## What reviewers say

### Authenticator App ∙

[App page](https://appshunter.io/ios/app/authenticator-app/id6749041708)

Enhance your digital security with this app, offering encrypted 2FA codes, privacy analysis, and threat detection. Secure accounts, manage app data access, and protect sensitive files with robust encryption and local storage.

**Highlights:** Encrypted 2FA code generation, Smart privacy report analysis, File vault for encrypted media and documents, ISP and IP address checker, Bluetooth device scanner, URL scanner for phishing and malware

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Authenticator Weekly Pro | $7.99 | per 7 days |
| Authenticator Yearly Plan | $39.99 | per year |
| Authenticator Yearly  Pro | $39.99 | per year |


### SEI Offline

[App page](https://appshunter.io/ios/app/sei-offline/id6757507187)

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

**In-app purchases:** none


## Frequently asked questions

### Is Authenticator App ∙ free?

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

### Is SEI Offline free?

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

### Do Authenticator App ∙ or SEI Offline have ads?

Authenticator App ∙ shows ads; SEI Offline does not.

### Which is updated more often, Authenticator App ∙ or SEI Offline?

Authenticator App ∙ ships an update every 3 months, and SEI Offline every 9 days. Most recently, Authenticator App ∙ was updated on October 8, 2026 and SEI Offline on October 1, 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.*