# RSA Authenticator (SecurID) vs OT Advanced Authentication

The clearest difference is rating: RSA Authenticator (SecurID) at 2.7 against OT Advanced Authentication's 1.8. RSA Authenticator (SecurID) also leads on monetization model (free vs paid) and review sentiment (27% vs 14%). OT Advanced Authentication's advantage is iOS requirement (14.0 vs 16.0). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

RSA Authenticator (SecurID) holds the better App Store score, 2.7 against 1.8. Both are backed by a comparable volume of ratings — 331 and 148 respectively. Written reviews point the same way: 27% of RSA Authenticator (SecurID)'s written reviews are positive against 14% of OT Advanced Authentication's.

Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on September 24, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | RSA Authenticator (SecurID) | OT Advanced Authentication |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.7 (331 ratings)](https://appshunter.io/ios/app/rsa-authenticator-securid/id318038618/reviews)** | [1.8 (148 ratings)](https://appshunter.io/ios/app/ot-advanced-authentication/id843545585/reviews) |
| Number of ratings | **331** | 148 |
| Positive reviews | **26.9% of reviews** | 13.9% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | Every 3 months |
| Monetization | **Free** | Paid |
| Best chart rank | **#138** | — |
| Size | 64 MB | 109 MB |
| Requires iOS | 16.0 | **14.0** |
| Devices | iPhone, Mac | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [RSA Security](https://appshunter.io/developer/318038621) | [NetIQ Corporation](https://appshunter.io/developer/564830462) |

## What reviewers say

### RSA Authenticator (SecurID)

[App page](https://appshunter.io/ios/app/rsa-authenticator-securid/id318038618)

**Currently charting:** #138 Top Free · Business (US App Store)

This app provides multi-factor authentication for enterprises, offering passwordless security through device-bound passkeys. It supports various authentication methods like OTP, biometrics, and push notifications to secure digital access.

**Highlights:** Multi-Factor Authentication (MFA), Passwordless Security with Passkeys, One-Time Passcodes (OTP), Push Notifications, Biometric Authentication, QR Code Authentication

**In-app purchases:** none

**What reviewers like**

- 🚀 Works great
- 🔒 Secure authentication
- 👍 Easy to use
- 🚀 Convenient alternative to hardware token

**What reviewers complain about**

- 🐛 Face ID bug
- 🐛 Persistent token disappearing issue
- 🐛 Buggy app
- 🤔 Confusing UI changes
- 🤔 Ugly app icon

**Reported bugs**

- App crashes on launch
- Token import/sync issues
- Incompatibility with newer iOS versions
- Incorrect token generation on wrong PIN entry

**Requested features**

- Add Apple Watch support
- Implement Face ID/Touch ID authentication
- Allow copying/pasting of token
- Provide option to customize notification sounds
- Add widget for quick token access


### OT Advanced Authentication

[App page](https://appshunter.io/ios/app/ot-advanced-authentication/id843545585)

Enhance security beyond traditional passwords with multifactor authentication. Protect sensitive data from fraud and unauthorized access with advanced verification methods.

**Highlights:** Multifactor authentication, Secure sensitive information, Step-up protection, Fraud prevention, Unauthorized access prevention

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Fast authentication process with biometric support
- ✅ Reliable functionality when working properly
- 🔒 Secure two-factor authentication method
- 👍 Easy to use interface once set up
- ⚡ Quick approval times with fingerprint/Face ID

**What reviewers complain about**

- 🐛 Push notifications frequently disappear or fail to appear
- ⏱️ Authentication requests timeout immediately after approval
- 🔄 Requires frequent re-authentication and manual app opening
- 😤 Difficult and confusing setup process
- 💥 Frequent crashes on newer iPhone models and iOS versions

**Reported bugs**

- Push notifications disappear immediately after appearing
- Authentication requests timeout within seconds of approval
- App crashes on iOS 14+ and iPhone 12/15 models
- Face ID gets stuck in loop requiring phone restart
- QR code scanner fails to work

**Requested features**

- Apple Watch support for direct approval without phone
- Biometric/Face ID authentication without PIN requirement
- Lock screen notification approval capability
- Persistent notification badges
- Ability to bulk delete request history


## Frequently asked questions

### Is RSA Authenticator (SecurID) free?

RSA Authenticator (SecurID) is free to download, with no in-app purchases.

### Is OT Advanced Authentication free?

OT Advanced Authentication is free to download, with no in-app purchases.

### Which has better reviews, RSA Authenticator (SecurID) or OT Advanced Authentication?

RSA Authenticator (SecurID) is rated higher. RSA Authenticator (SecurID) averages 2.7 out of 5 from 331 ratings, while OT Advanced Authentication averages 1.8 from 148 ratings.

### Do RSA Authenticator (SecurID) or OT Advanced Authentication have ads?

Neither RSA Authenticator (SecurID) nor OT Advanced Authentication shows ads.

### Which is updated more often, RSA Authenticator (SecurID) or OT Advanced Authentication?

RSA Authenticator (SecurID) ships an update every 3 months, and OT Advanced Authentication every 3 months. Most recently, RSA Authenticator (SecurID) was updated on September 24, 2026 and OT Advanced Authentication on September 23, 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.*