# Authenticator App vs HotKey OTP

The clearest difference is update cadence: HotKey OTP at every 3 days against Authenticator App's every 11 days. HotKey OTP also leads on device support (4 vs 1). On price, ads, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. Authenticator App sells 2 in-app purchases, starting at $9.99 per 7 days and HotKey OTP sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

Authenticator App ships an update every 11 days, HotKey OTP every 3 days. The most recent releases landed on September 29, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Authenticator App | HotKey OTP |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/hotkey-otp-2fa-authenticator/id6785986976/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 11 days | **Every 3 days** |
| Monetization | — | Free with in-app purchases |
| Size | 15 MB | 14 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | iPhone | **iPhone, iPad, Mac, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Rubiklab](https://appshunter.io/developer/1787767335) | [Hayk Bareghamyan](https://appshunter.io/developer/6785986978) |

## What reviewers say

### Authenticator App

[App page](https://appshunter.io/ios/app/authenticator-app-nexauth/id6776078454)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Plan | $9.99 | per 7 days |
| Yearly Plan | $59.99 | per year |


### HotKey OTP

[App page](https://appshunter.io/ios/app/hotkey-otp-2fa-authenticator/id6785986976)

This app securely generates and stores two-factor authentication codes for your accounts. It supports various import methods, offers offline functionality, and syncs across Apple devices via iCloud Keychain. Privacy is a core focus, with no tracking or ads.

**Highlights:** Generate TOTP and HOTP codes, Import from other authenticator apps, Steam Guard support, Organize accounts with folders and notes, Instant code copy with auto-clear, Widgets and AutoFill support, iCloud Keychain sync

**Features:** Family Sharing, Apple Watch app, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $4.99 | per month |
| Lifetime Unlock | $14.99 | one-time |


## Frequently asked questions

### Is Authenticator App free?

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

### Is HotKey OTP free?

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

### Do Authenticator App or HotKey OTP have ads?

Neither Authenticator App nor HotKey OTP shows ads.

### Which is updated more often, Authenticator App or HotKey OTP?

Authenticator App ships an update every 11 days, and HotKey OTP every 3 days. Most recently, Authenticator App was updated on September 29, 2026 and HotKey OTP on October 3, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*