# Authenticator App vs Check In & Out

The clearest difference is price: Authenticator App at Free against Check In & Out's $4.99. Authenticator App also leads on update cadence (monthly vs every 4 months). Check In & Out's advantage is in-app purchases (none vs 10). On ads, device support and iOS requirement there is nothing between them.

Authenticator App is free to download; Check In & Out costs $4.99 up front. Authenticator App sells 10 in-app purchases, starting at $4.99 per 7 days. Check In & Out asks for nothing beyond the download.

Authenticator App ships an update monthly, Check In & Out every 4 months. The most recent releases landed on November 8, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Authenticator App | Check In & Out |
| --- | --- | --- |
| Price | **Free** | $4.99 |
| Rating | **[4.5 (1.8K ratings)](https://appshunter.io/ios/app/authenticator-app-2fa-auth-plus/id6473080405/reviews)** | — |
| Number of ratings | **1.8K** | — |
| Positive reviews | 25.1% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Monthly** | Every 4 months |
| Monetization | Free with in-app purchases | — |
| Size | 45 MB | 6 MB |
| Requires iOS | **16.4** | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Appshub Bilgi Teknolojileri Limited Sirketi](https://appshunter.io/developer/1716289540) | [Alteru Inc.](https://appshunter.io/developer/434747758) |

## What reviewers say

### Authenticator App

[App page](https://appshunter.io/ios/app/authenticator-app-2fa-auth-plus/id6473080405)

This app provides secure two-factor authentication (2FA) codes for thousands of online accounts. It also offers a password manager with autofill, encrypted backups, and cross-device sync for enhanced digital security.

**Highlights:** Two-Factor Authentication (2FA) codes, Password Manager with Autofill, Encrypted Backups, Cross-Device Sync, Offline Access for codes, Built-In VPN Protection

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Authenticator App | $4.99 | per 7 days |
| Authenticator App Premium | $6.99 | per 7 days |
| Authenticator App Premium | $6.99 | per 7 days |
| Two Factor Authentication App | $9.99 | per month |
| Authenticator App Premium | $9.99 | per 7 days |
| Authenticator App Premium | $9.99 | per 7 days |
| AuthOne Authenticator Premium | $29.99 | per year |
| Authenticator App Premium | $39.99 | per year |
| Authenticator App Premium | $39.99 | per year |
| Authenticator App Premium | $49.99 | per year |

**What reviewers like**

- 🔒 100% secure
- 🔒 Ensures safety for financial applications

**What reviewers complain about**

- 🤯 Not intuitive
- 💰 Expensive with no trial
- 🤖 Constant sales/VPN prompts
- 🚫 Difficult to uninstall
- 🤔 Confusing with too many options

**Reported bugs**

- Can't read QR codes
- App URLs don't work

**Requested features**

- Option to disable annoying prompts
- Improve user-friendliness


### Check In & Out

[App page](https://appshunter.io/ios/app/check-in-and-out/id6767782283)

**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 Check In & Out free?

Check In & Out costs $4.99, with no in-app purchases.

### Do Authenticator App or Check In & Out have ads?

Neither Authenticator App nor Check In & Out shows ads.

### Which is updated more often, Authenticator App or Check In & Out?

Authenticator App ships an update monthly, and Check In & Out every 4 months. Most recently, Authenticator App was updated on November 8, 2026 and Check In & Out on October 31, 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.*