# LunaOTP vs Authenticator App

The clearest difference is price: Authenticator App at Free against LunaOTP's $4.99. Authenticator App also leads on update cadence (every 3 months vs every 14 months). LunaOTP's advantage is rating (5.0 vs 3.0) and in-app purchases (none vs 3). On ratings volume, ads, device support and iOS requirement there is nothing between them.

Authenticator App is free to download; LunaOTP costs $4.99 up front. Authenticator App sells 3 in-app purchases, starting at $8.99 per month. LunaOTP asks for nothing beyond the download.

LunaOTP holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 2 and 2 respectively.

LunaOTP ships an update every 14 months, Authenticator App every 3 months. The most recent releases landed on June 4, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | LunaOTP | Authenticator App |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/lunaotp-authenticator/id1617473091/reviews)** | [3.0 (2 ratings)](https://appshunter.io/ios/app/authenticator-app-otp-and-2fa/id6738784299/reviews) |
| Number of ratings | 2 | 2 |
| Positive reviews | — | 76.9% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 14 months | **Every 3 months** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 2 MB | 12 MB |
| Requires iOS | 16.6 | **15.0** |
| Devices | iPhone, iPad, Mac | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Reza Moallemi](https://appshunter.io/developer/1171425650) | [Sky Stack Systems](https://appshunter.io/developer/1837994634) |

## What reviewers say

### LunaOTP

[App page](https://appshunter.io/ios/app/lunaotp-authenticator/id1617473091)

This app provides secure two-factor authentication (2FA) for your online accounts using Apple's Keychain for storage. It offers encrypted iCloud sync, export/import options, and Face ID/Touch ID protection for enhanced security.

**Highlights:** Apple Keychain security, Encrypted iCloud sync, Export/Import OTP codes, Face ID and Touch ID support, Offline functionality, Category management

**In-app purchases:** none


### Authenticator App

[App page](https://appshunter.io/ios/app/authenticator-app-otp-and-2fa/id6738784299)

Secure your online accounts with two-factor authentication and manage all your passwords in one place. Easily scan QR codes to set up codes and integrate with popular services for enhanced digital safety.

**Highlights:** Two-Factor Authentication (2FA), Password Manager, Scan and Import Codes, Seamless Integration, Secure Account Management

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $8.99 | per month |
| Yearly Subscription | $24.99 | per year |
| Lifetime Plan | $44.99 | one-time |


## Frequently asked questions

### Is LunaOTP free?

LunaOTP costs $4.99, with no in-app purchases.

### Is Authenticator App free?

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

### Which has better reviews, LunaOTP or Authenticator App?

LunaOTP is rated higher. LunaOTP averages 5.0 out of 5 from 2 ratings, while Authenticator App averages 3.0 from 2 ratings.

### Do LunaOTP or Authenticator App have ads?

Neither LunaOTP nor Authenticator App shows ads.

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

LunaOTP ships an update every 14 months, and Authenticator App every 3 months. Most recently, LunaOTP was updated on June 4, 2026 and Authenticator 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.*