# One vs Authenticator+ 2FA App

The clearest difference is review sentiment: Authenticator+ 2FA App at 63% against One's 13%. Authenticator+ 2FA App also leads on update cadence (every 5 days vs every 5 months). One's advantage is in-app purchases (none vs 6) and iOS requirement (14.0 vs 18.0). On price, ads and device support there is nothing between them.

Both are free to download. Authenticator+ 2FA App sells 6 in-app purchases, starting at $6.99 per 7 days. One asks for nothing beyond the download.

One ships an update every 5 months, Authenticator+ 2FA App every 5 days. The most recent releases landed on October 6, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | One | Authenticator+ 2FA App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.1 (55 ratings)](https://appshunter.io/ios/app/authenticator-plus-2fa-app/id6762528400/reviews)** |
| Number of ratings | — | **55** |
| Positive reviews | 12.5% of reviews | **62.5% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 5 days** |
| Monetization | **Free** | Subscription |
| Size | 49 MB | 52 MB |
| Requires iOS | **14.0** | 18.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [NTT DATA GROUP CORPORATION](https://appshunter.io/developer/478236616) | [MEASURE TECH SOCIEDAD LIMITADA](https://appshunter.io/developer/1791936198) |

## What reviewers say

### One

[App page](https://appshunter.io/ios/app/one-time-password/id1028958661)

This utility generates a secure, eight-digit disposable password every minute. These one-time passwords are ideal for enhancing security across various online services, as they become invalid after a short period, even if compromised.

**Highlights:** Generates eight-digit passwords, Passwords valid for one minute, Enhances online service security, Disposable password functionality, Requires OTP application at service

**Features:** Vision Pro support

**In-app purchases:** none


### Authenticator+ 2FA App

[App page](https://appshunter.io/ios/app/authenticator-plus-2fa-app/id6762528400)

This app provides a secure and private way to manage two-factor authentication codes for all your online accounts. It generates verification codes instantly, supports offline access, and offers robust security features like Face ID protection.

**Highlights:** Secure two-factor authentication (2FA), Instant verification code generation, Fast QR code setup, Offline access to codes, Account organization, Face ID/Password protection, Secure backup options

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Access | $6.99 | per 7 days |
| Premium Access | $6.99 | per 7 days |
| Premium Access | $9.99 | per 7 days |
| Premium Access | $9.99 | per 7 days |
| Premium Access | $69.99 | per year |
| Premium Access | $69.99 | per year |


## Frequently asked questions

### Is One free?

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

### Is Authenticator+ 2FA App free?

Authenticator+ 2FA App is free to download, with in-app purchases available.

### Do One or Authenticator+ 2FA App have ads?

Neither One nor Authenticator+ 2FA App shows ads.

### Which is updated more often, One or Authenticator+ 2FA App?

One ships an update every 5 months, and Authenticator+ 2FA App every 5 days. Most recently, One was updated on October 6, 2026 and Authenticator+ 2FA App on October 11, 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.*