# Open2FA vs Authenticator App

The clearest difference is in-app purchases: Open2FA at none against Authenticator App's 3. Open2FA also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. Authenticator App sells 3 in-app purchases, starting at $1.99 per month. Open2FA asks for nothing beyond the download.

Open2FA ships an update every 3 weeks, Authenticator App every 5 weeks. The most recent releases landed on September 28, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Open2FA | Authenticator App |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 3 weeks** | Every 5 weeks |
| Size | 11 MB | 26 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Uladzislau Vrubleuski](https://appshunter.io/developer/1741366888) | [Arvind Murali](https://appshunter.io/developer/1806336604) |

## What reviewers say

### Open2FA

[App page](https://appshunter.io/ios/app/open2fa/id6497407368)

**In-app purchases:** none


### Authenticator App

[App page](https://appshunter.io/ios/app/authenticator-app-safeauth/id6755765192)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $1.99 | per month |
| Yearly | $9.99 | per year |
| Lifetime | $19.99 | one-time |


## Frequently asked questions

### Is Open2FA free?

Open2FA is free to download, with no in-app purchases.

### Is Authenticator App free?

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

### Do Open2FA or Authenticator App have ads?

Authenticator App shows ads; Open2FA does not.

### Which is updated more often, Open2FA or Authenticator App?

Open2FA ships an update every 3 weeks, and Authenticator App every 5 weeks. Most recently, Open2FA was updated on September 28, 2026 and Authenticator App on October 8, 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.*