# OTP GEN vs AuthGuard

The clearest difference is in-app purchases: OTP GEN at none against AuthGuard's 3. OTP GEN also leads on update cadence (daily vs every 10 days) and iOS requirement (14.0 vs 16.0). On price, ads and device support there is nothing between them.

Both are free to download. AuthGuard sells 3 in-app purchases, starting at $9.99 per 7 days. OTP GEN asks for nothing beyond the download.

OTP GEN ships an update daily, AuthGuard every 10 days. The most recent releases landed on October 6, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | OTP GEN | AuthGuard |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/authguard-2fa-and-otp-codes/id6760102423/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Daily** | Every 10 days |
| Monetization | — | Free with in-app purchases |
| Size | 9 MB | 49 MB |
| Requires iOS | **14.0** | 16.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Bit4id s.r.l](https://appshunter.io/developer/783640533) | [宇杰 辛](https://appshunter.io/developer/1775198034) |

## What reviewers say

### OTP GEN

[App page](https://appshunter.io/ios/app/otp-gen/id1558993070)

**In-app purchases:** none


### AuthGuard

[App page](https://appshunter.io/ios/app/authguard-2fa-and-otp-codes/id6760102423)

This app provides secure two-factor authentication (2FA) by generating time-based verification codes offline. It offers features like encrypted backups, iCloud sync, and Apple Watch integration for convenient account access and management.

**Highlights:** Secure two-factor authentication, Offline OTP/TOTP code generation, Encrypted backup and restore, iCloud sync between Apple devices, Apple Watch support, Home Screen widgets, Face ID/Touch ID protection

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| VIP Membership | $9.99 | per 7 days |
| VIP Membership | $39.99 | per year |
| VIP Membership | $59.99 | one-time |


## Frequently asked questions

### Is OTP GEN free?

OTP GEN is free to download, with no in-app purchases.

### Is AuthGuard free?

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

### Do OTP GEN or AuthGuard have ads?

Neither OTP GEN nor AuthGuard shows ads.

### Which is updated more often, OTP GEN or AuthGuard?

OTP GEN ships an update daily, and AuthGuard every 10 days. Most recently, OTP GEN was updated on October 6, 2026 and AuthGuard on October 24, 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.*