# iePassManager vs Thetis Authenticator

The clearest difference is rating: Thetis Authenticator at 3.5 against iePassManager's 2.3. Thetis Authenticator also leads on review sentiment (60% vs 33%). iePassManager's advantage is update cadence (every 3 months vs every 9 months) and iOS requirement (10.0 vs 13.0). On price, ratings volume, 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.

Thetis Authenticator holds the better App Store score, 3.5 against 2.3. Both are backed by a comparable volume of ratings — 4 and 4 respectively. Written reviews point the same way: 33% of iePassManager's written reviews are positive against 60% of Thetis Authenticator's.

iePassManager ships an update every 3 months, Thetis Authenticator every 9 months. The most recent releases landed on June 9, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | iePassManager | Thetis Authenticator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.3 (4 ratings)](https://appshunter.io/ios/app/iepassmanager/id1504200260/reviews) | **[3.5 (4 ratings)](https://appshunter.io/ios/app/thetis-authenticator/id6648759010/reviews)** |
| Number of ratings | 4 | 4 |
| Positive reviews | 33.3% of reviews | **60.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 9 months |
| Monetization | Free | Free |
| Size | 1 MB | 3 MB |
| Requires iOS | **10.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [FEITIAN Technologies Co.,Ltd.](https://appshunter.io/developer/398121823) | [Razzo Tech Corporation](https://appshunter.io/developer/1566501237) |

## What reviewers say

### iePassManager

[App page](https://appshunter.io/ios/app/iepassmanager/id1504200260)

This utility app manages your FIDO security keys, offering a secure way to authenticate your identity across devices. It supports dual-interface keys for seamless connection to smartphones, PCs, and tablets.

**Highlights:** FIDO key management, Identity authentication, Dual interface support, Cross-device compatibility, High security smart card chip

**Features:** macOS Compatibility

**In-app purchases:** none


### Thetis Authenticator

[App page](https://appshunter.io/ios/app/thetis-authenticator/id6648759010)

Manage your FIDO2 security keys for passwordless login and two-factor authentication. Supports NFC and Type-C connections for seamless integration across devices. Offers one-time password management for services not yet supporting FIDO2.

**Highlights:** FIDO2 passwordless login, Enhanced two-factor authentication, One-time password management, Optimized for iPad, NFC and Type-C compatibility, Cross-platform support, Phishing-resistant authentication

**In-app purchases:** none


## Frequently asked questions

### Is iePassManager free?

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

### Is Thetis Authenticator free?

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

### Which has better reviews, iePassManager or Thetis Authenticator?

Thetis Authenticator is rated higher. iePassManager averages 2.3 out of 5 from 4 ratings, while Thetis Authenticator averages 3.5 from 4 ratings.

### Do iePassManager or Thetis Authenticator have ads?

Neither iePassManager nor Thetis Authenticator shows ads.

### Which is updated more often, iePassManager or Thetis Authenticator?

iePassManager ships an update every 3 months, and Thetis Authenticator every 9 months. Most recently, iePassManager was updated on June 9, 2026 and Thetis Authenticator on June 1, 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.*