# G Authenticator App vs HotKey OTP

The clearest difference is in-app purchases: G Authenticator App at none against HotKey OTP's 2. HotKey OTP's advantage is update cadence (every 3 days vs every 5 weeks) and device support (4 vs 1). On price, ads and iOS requirement there is nothing between them.

Both are free to download. HotKey OTP sells 2 in-app purchases, starting at $4.99 per month. G Authenticator App asks for nothing beyond the download.

G Authenticator App ships an update every 5 weeks, HotKey OTP every 3 days. The most recent releases landed on October 16, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | G 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 | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 3 days** |
| Monetization | — | Free with in-app purchases |
| Size | 8 MB | 14 MB |
| Requires iOS | 17.2 | **17.0** |
| Devices | iPhone | **iPhone, iPad, Mac, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Calify-AI](https://appshunter.io/developer/1798201768) | [Hayk Bareghamyan](https://appshunter.io/developer/6785986978) |

## What reviewers say

### G Authenticator App

[App page](https://appshunter.io/ios/app/g-authenticator-app-2fa-and-mfa/id6783760939)

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

**In-app purchases:** none


### 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 G Authenticator App free?

G Authenticator App is free to download, with no in-app purchases.

### Is HotKey OTP free?

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

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

Neither G Authenticator App nor HotKey OTP shows ads.

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

G Authenticator App ships an update every 5 weeks, and HotKey OTP every 3 days. Most recently, G Authenticator App was updated on October 16, 2026 and HotKey OTP on October 3, 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.*