# OTP vs Authenticator App Vault+

The clearest difference is review sentiment: Authenticator App Vault+ at 57% against OTP's 0%. Authenticator App Vault+ also leads on rating (5.0 vs 3.6) and update cadence (weekly vs every 6 months). OTP's advantage is ratings volume (18 vs 4) and device support (4 vs 2). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. OTP sells 1 one-off in-app purchase and Authenticator App Vault+ sells 3 in-app purchases, starting at $6.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Authenticator App Vault+ holds the better App Store score, 5.0 against 3.6. Both are backed by a comparable volume of ratings — 18 and 4 respectively. Written reviews point the same way: 0% of OTP's written reviews are positive against 57% of Authenticator App Vault+'s.

OTP ships an update every 6 months, Authenticator App Vault+ weekly. The most recent releases landed on September 29, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | OTP | Authenticator App Vault+ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.6 (18 ratings)](https://appshunter.io/ios/app/otp-auth/id1436497541/reviews) | **[5.0 (4 ratings)](https://appshunter.io/ios/app/authenticator-app-vault-plus/id6785424413/reviews)** |
| Number of ratings | **18** | 4 |
| Positive reviews | 0.0% of reviews | **57.1% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 6 months | **Weekly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 27 MB | 50 MB |
| Requires iOS | **9.3** | 15.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [浩 王](https://appshunter.io/developer/1055265396) | [NEUXMIND (HK) LIMITED](https://appshunter.io/developer/6785424415) |

## What reviewers say

### OTP

[App page](https://appshunter.io/ios/app/otp-auth/id1436497541)

This app generates secure one-time passwords for two-factor authentication on your device. It supports various protocols, allows easy account setup via QR codes or manual entry, and offers robust security features like biometric locks and encrypted backups.

**Highlights:** TOTP & HOTP code generation, QR code scanning for setup, Biometric app lock (Face ID/Touch ID), Encrypted data export/import, Account grouping and organization, Dark Mode support, iCloud sync and backup

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| OTPAuth Premium | $1.99 | one-time |


### Authenticator App Vault+

[App page](https://appshunter.io/ios/app/authenticator-app-vault-plus/id6785424413)

Secure your digital life by generating time-based one-time passwords for your accounts. This app provides offline access to verification codes, instant setup via QR code scanning, and encrypted backups for seamless device switching. It offers a distraction-free experience without advertisements.

**Highlights:** Generate 6-digit verification codes, Offline code generation, Instant QR code setup, Encrypted iCloud backup, Supports major platforms, Ad-free experience

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Security | $6.99 | per 7 days |
| Premium Security | $59.99 | per year |
| Premium Security | Free | one-time |


## Frequently asked questions

### Is OTP free?

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

### Is Authenticator App Vault+ free?

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

### Which has better reviews, OTP or Authenticator App Vault+?

Authenticator App Vault+ is rated higher. OTP averages 3.6 out of 5 from 18 ratings, while Authenticator App Vault+ averages 5.0 from 4 ratings.

### Do OTP or Authenticator App Vault+ have ads?

Neither OTP nor Authenticator App Vault+ shows ads.

### Which is updated more often, OTP or Authenticator App Vault+?

OTP ships an update every 6 months, and Authenticator App Vault+ weekly. Most recently, OTP was updated on September 29, 2026 and Authenticator App Vault+ 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.*