# OTP Authenticator vs Authenticator App PRO

The clearest difference is in-app purchases: OTP Authenticator at none against Authenticator App PRO's 6. OTP Authenticator also leads on ads (none vs shown). On price, review sentiment, update cadence and device support there is nothing between them.

Both are free to download. Authenticator App PRO sells 6 in-app purchases, starting at $2.99 per 7 days. OTP Authenticator asks for nothing beyond the download.

OTP Authenticator ships an update every 6 days, Authenticator App PRO weekly. The most recent releases landed on August 20, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | OTP Authenticator | Authenticator App PRO |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.5 (8 ratings)](https://appshunter.io/ios/app/authenticator-app-pro/id6740162242/reviews)** |
| Number of ratings | — | **8** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 6 days** | Weekly |
| Monetization | **Free** | Free with in-app purchases |
| Size | 6 MB | 72 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [凯 程](https://appshunter.io/developer/1232505614) | [Hansaben Moradiya](https://appshunter.io/developer/1788656038) |

## What reviewers say

### OTP Authenticator

[App page](https://appshunter.io/ios/app/otp-authenticator-totp/id1551264305)

This app provides a secure and visually appealing way to manage your TOTP (Time-based One-Time Password) codes. It offers a clean interface, customizable icons, and convenient desktop widgets, all while prioritizing offline security and minimal storage usage.

**Highlights:** Visually appealing design, Secure offline operation, Customizable icons, Desktop widgets, Minimal storage footprint, SwiftUI implementation

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

**In-app purchases:** none


### Authenticator App PRO

[App page](https://appshunter.io/ios/app/authenticator-app-pro/id6740162242)

Secure your online accounts with this app, generating time-based one-time passwords for two-factor authentication. It supports major platforms, offers biometric security, and allows for easy import and export of codes. The app works offline and syncs across multiple devices for seamless account protection.

**Highlights:** Generate 2FA & MFA Codes, Securely Manage All Accounts, Import & Export 2FA Codes, Biometric Security (Face ID/Touch ID), Scan QR Codes Instantly, Works Offline, Multi-Device Sync

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Plan | $2.99 | per 7 days |
| Weekly Plan | $6.99 | per 7 days |
| Weekly Plan | $7.99 | per 7 days |
| monthly plan | $7.99 | per month |
| Weekly Plan | $9.99 | per 7 days |
| lifetime plan | $59.99 | one-time |


## Frequently asked questions

### Is OTP Authenticator free?

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

### Is Authenticator App PRO free?

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

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

Authenticator App PRO shows ads; OTP Authenticator does not.

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

OTP Authenticator ships an update every 6 days, and Authenticator App PRO weekly. Most recently, OTP Authenticator was updated on August 20, 2026 and Authenticator App PRO on September 10, 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.*