# Authenticator App vs MelonPay Sign

The clearest difference is iOS requirement: Authenticator App at 13.0 against MelonPay Sign's 16.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Authenticator App ships an update every 4 days, MelonPay Sign every 6 days. The most recent releases landed on September 21, 2026 and July 16, 2026 respectively.

## The numbers

| Metric | Authenticator App | MelonPay Sign |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.4 (5 ratings)](https://appshunter.io/ios/app/authenticator-app-2-factor/id1626628145/reviews)** | — |
| Number of ratings | **5** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 6 days |
| Monetization | Ad-supported | — |
| Size | 59 MB | 15 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 17+ | 17+ |
| Developer | [Darshan Jasoliya](https://appshunter.io/developer/1615567829) | [Melon Finance Limited](https://appshunter.io/developer/1666641005) |

## What reviewers say

### Authenticator App

[App page](https://appshunter.io/ios/app/authenticator-app-2-factor/id1626628145)

This app generates secure two-factor authentication codes for your online accounts. It offers cloud backup, customization options, and offline token generation. Protect your accounts with an extra layer of security.

**Highlights:** Two-factor authentication token generation, Cloud backup and restore, Customizable token appearance, Offline token generation, Home screen widget, Support for popular services

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

**In-app purchases:** none


### MelonPay Sign

[App page](https://appshunter.io/ios/app/melonpay-sign/id6479333082)

**In-app purchases:** none


## Frequently asked questions

### Is Authenticator App free?

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

### Is MelonPay Sign free?

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

### Do Authenticator App or MelonPay Sign have ads?

Neither Authenticator App nor MelonPay Sign shows ads.

### Which is updated more often, Authenticator App or MelonPay Sign?

Authenticator App ships an update every 4 days, and MelonPay Sign every 6 days. Most recently, Authenticator App was updated on September 21, 2026 and MelonPay Sign on July 16, 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.*