# SurePassID Push Authenticator vs Optimal Authenticator

The clearest difference is rating: Optimal Authenticator at 3.0 against SurePassID Push Authenticator's 2.0. SurePassID Push Authenticator's advantage is review sentiment (40% vs 0%) and ratings volume (21 vs 4). On price, update cadence, ads and in-app purchases there is nothing between them.

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

Optimal Authenticator holds the better App Store score, 3.0 against 2.0. That said, the two scores are not equally well evidenced: SurePassID Push Authenticator has 21 ratings behind it against 4, so its average is the more settled of the two. Written reviews complicate that: 40% of SurePassID Push Authenticator's written reviews are positive against 0% of Optimal Authenticator's, so the app with the better star average is not the one people write more warmly about.

SurePassID Push Authenticator ships an update every 4 months, Optimal Authenticator every 3 months. The most recent releases landed on September 11, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | SurePassID Push Authenticator | Optimal Authenticator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.0 (21 ratings)](https://appshunter.io/ios/app/surepassid-push-authenticator/id1180210351/reviews) | **[3.0 (4 ratings)](https://appshunter.io/ios/app/optimal-authenticator/id1217402923/reviews)** |
| Number of ratings | **21** | 4 |
| Positive reviews | **40.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 months** |
| Monetization | Free | Free |
| Size | 6 MB | 80 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SurePassID Corporation](https://appshunter.io/developer/1180210350) | [Optimal IdM](https://appshunter.io/developer/1050742329) |

## What reviewers say

### SurePassID Push Authenticator

[App page](https://appshunter.io/ios/app/surepassid-push-authenticator/id1180210351)

This app provides a cost-effective solution for multi-factor authentication using soft and push tokens. It offers a convenient backup to hardware tokens, allowing users to authenticate solely with their mobile devices.

**Highlights:** Multi-factor authentication, Soft and push tokens, Backup for hardware tokens, One-click token installation, Unlimited token capacity, Instant electronic distribution

**Features:** macOS Compatibility

**In-app purchases:** none


### Optimal Authenticator

[App page](https://appshunter.io/ios/app/optimal-authenticator/id1217402923)

This app provides a secure way to verify your identity for accessing other applications. It uses two-factor authentication via push notifications or verification codes, and allows organizations to register trusted devices for sign-in requests.

**Highlights:** Two-factor authentication, Push notification verification, On-app verification codes, Trusted device registration, Secure identity verification

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

**In-app purchases:** none


## Frequently asked questions

### Is SurePassID Push Authenticator free?

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

### Is Optimal Authenticator free?

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

### Which has better reviews, SurePassID Push Authenticator or Optimal Authenticator?

Optimal Authenticator is rated higher. SurePassID Push Authenticator averages 2.0 out of 5 from 21 ratings, while Optimal Authenticator averages 3.0 from 4 ratings.

### Do SurePassID Push Authenticator or Optimal Authenticator have ads?

Neither SurePassID Push Authenticator nor Optimal Authenticator shows ads.

### Which is updated more often, SurePassID Push Authenticator or Optimal Authenticator?

SurePassID Push Authenticator ships an update every 4 months, and Optimal Authenticator every 3 months. Most recently, SurePassID Push Authenticator was updated on September 11, 2026 and Optimal Authenticator on September 19, 2026.

---

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