# One Time Password vs Authenticator Vault

The clearest difference is in-app purchases: Authenticator Vault at none against One Time Password's 3. Authenticator Vault also leads on update cadence (every 6 weeks vs every 118 months) and iOS requirement (16.0 vs 18.0). One Time Password's advantage is device support (3 vs 1). On price and ads there is nothing between them.

Both are free to download. One Time Password sells 3 in-app purchases, starting at $14.99 per year. Authenticator Vault asks for nothing beyond the download.

One Time Password ships an update every 118 months, Authenticator Vault every 6 weeks. The most recent releases landed on October 9, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | One Time Password | Authenticator Vault |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.0 (4 ratings)](https://appshunter.io/ios/app/one-time-password-2fa-vault/id1150502006/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 118 months | **Every 6 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 12 MB | 11 MB |
| Requires iOS | 18.0 | **16.0** |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Nattapon Kittisuphat](https://appshunter.io/developer/1112583260) | [TrafficABC Technology LIMITED](https://appshunter.io/developer/1853186473) |

## What reviewers say

### One Time Password

[App page](https://appshunter.io/ios/app/one-time-password-2fa-vault/id1150502006)

This app provides a secure and simple way to store confidential login information for websites and email platforms. It utilizes Touch ID or a passcode for device owner validation, ensuring your data is protected.

**Highlights:** Securely stores login credentials, Uses Touch ID for validation, Passcode as an alternative to Touch ID, Simple and nice design, Protects confidential information

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Annual Pro | $14.99 | per year |
| Remove Banner | $2.99 | one-time |
| Lifetime Pro | $29.99 | one-time |


### Authenticator Vault

[App page](https://appshunter.io/ios/app/authenticator-vault-2fa-otp/id6758198321)

**In-app purchases:** none


## Frequently asked questions

### Is One Time Password free?

One Time Password is free to download, with in-app purchases available.

### Is Authenticator Vault free?

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

### Do One Time Password or Authenticator Vault have ads?

Neither One Time Password nor Authenticator Vault shows ads.

### Which is updated more often, One Time Password or Authenticator Vault?

One Time Password ships an update every 118 months, and Authenticator Vault every 6 weeks. Most recently, One Time Password was updated on October 9, 2026 and Authenticator Vault on October 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.*