# Open Authenticator by Skyost vs BlazeAuth

Open Authenticator by Skyost and BlazeAuth both sit at 4.4 stars, but that hides the real split: 60% of BlazeAuth's written reviews are positive against 0% of Open Authenticator by Skyost's. BlazeAuth also leads on ratings volume (2.1K vs 9). Open Authenticator by Skyost's advantage is monetization model (free with in-app purchases vs subscription) and device support (4 vs 1). On price, rating, update cadence and ads there is nothing between them.

Both are free to download. Open Authenticator by Skyost sells 2 in-app purchases, starting at $0.99 per month and BlazeAuth sells 12 in-app purchases, starting at $8.99 per 7 days. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.4 for Open Authenticator by Skyost against 4.5 for BlazeAuth. That said, the two scores are not equally well evidenced: BlazeAuth has 2.1K ratings behind it against 9, so its average is the more settled of the two. Written reviews are what separate them: 0% of Open Authenticator by Skyost's written reviews are positive against 60% of BlazeAuth's.

Open Authenticator by Skyost ships an update fortnightly, BlazeAuth every 2 weeks. The most recent releases landed on September 10, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Open Authenticator by Skyost | BlazeAuth |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (9 ratings)](https://appshunter.io/ios/app/open-authenticator-by-skyost/id6479272927/reviews) | **[4.5 (2.1K ratings)](https://appshunter.io/ios/app/blazeauth-mfa-authenticator/id6737611270/reviews)** |
| Number of ratings | 9 | **2.1K** |
| Positive reviews | 0.0% of reviews | **60.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 2 weeks** |
| Monetization | **Free with in-app purchases** | Subscription |
| Size | 56 MB | 2.2 GB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Hugo Delaunay](https://appshunter.io/developer/1456648264) | [Kanatom Limited](https://appshunter.io/developer/1751253046) |

## What reviewers say

### Open Authenticator by Skyost

[App page](https://appshunter.io/ios/app/open-authenticator-by-skyost/id6479272927)

This app generates Time-Based One-Time Passwords (TOTPs) to enhance online account security through two-factor authentication. It offers cross-platform syncing, a self-hostable backend, and an intuitive interface for managing your security codes.

**Highlights:** Generates Time-Based One-Time Passwords (TOTPs), Enhances online account security with 2FA, Cross-platform token syncing, Self-hostable backend option, Fast and easy-to-use interface, Open-source and free for local use

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Contributor Plan: Monthly | $0.99 | per month |
| Contributor Plan: Annual | $9.99 | per year |


### BlazeAuth

[App page](https://appshunter.io/ios/app/blazeauth-mfa-authenticator/id6737611270)

This app offers a comprehensive security solution, combining two-factor authentication, a password manager, and VPN protection. Secure your accounts and online privacy with advanced encryption and seamless backup features.

**Highlights:** Two-Factor Authentication (2FA), TOTP code generation, Password Manager, Encrypted backup, Face ID & Touch ID protection, Built-in VPN

**Features:** Family Sharing

**In-app purchases (12)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium | $8.99 | per 7 days |
| Weekly Premium | $9.99 | per 7 days |
| Weekly Premium | $9.99 | per 7 days |
| Weekly Family Premium | $12.99 | per 7 days |
| Annual Premium Offer | $29.99 | per year |
| Annual Premium | $49.99 | per year |
| Annual Premium | $49.99 | per year |
| Annual Premium | $69.99 | per year |
| Annual Family Premium | $79.99 | per year |
| Lifetime Access | $69.99 | one-time |
| Lifetime Access | $89.99 | one-time |
| Lifetime Family Access | $99.99 | one-time |

**What reviewers like**

- 🚀 Quick, reliable logins
- 🔒 Keeps accounts secure
- 👍 Simple setup and smooth operation
- 👍 No annoying ads

**What reviewers complain about**

- 🐛 Does not work on some devices
- 🐛 Occasional crashes
- 👎 Limited customization options

**Reported bugs**

- Does not work on I15 devices
- Information only in German

**Requested features**

- More customization options


## Frequently asked questions

### Is Open Authenticator by Skyost free?

Open Authenticator by Skyost is free to download, with in-app purchases available.

### Is BlazeAuth free?

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

### Which has better reviews, Open Authenticator by Skyost or BlazeAuth?

BlazeAuth is rated higher. Open Authenticator by Skyost averages 4.4 out of 5 from 9 ratings, while BlazeAuth averages 4.5 from 2.1K ratings.

### Do Open Authenticator by Skyost or BlazeAuth have ads?

Neither Open Authenticator by Skyost nor BlazeAuth shows ads.

### Which is updated more often, Open Authenticator by Skyost or BlazeAuth?

Open Authenticator by Skyost ships an update fortnightly, and BlazeAuth every 2 weeks. Most recently, Open Authenticator by Skyost was updated on September 10, 2026 and BlazeAuth on September 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.*