# IDmelon Authenticator vs Dynamic II Control Master

The clearest difference is in-app purchases: Dynamic II Control Master at none against IDmelon Authenticator's 2. Dynamic II Control Master also leads on iOS requirement (13.0 vs 16.0). IDmelon Authenticator's advantage is update cadence (every 2 weeks vs every 6 months). On price, ads and device support there is nothing between them.

Both are free to download. IDmelon Authenticator sells 2 in-app purchases, starting at $5.99 per year. Dynamic II Control Master asks for nothing beyond the download.

IDmelon Authenticator ships an update every 2 weeks, Dynamic II Control Master every 6 months. The most recent releases landed on October 13, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | IDmelon Authenticator | Dynamic II Control Master |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (7 ratings)](https://appshunter.io/ios/app/idmelon-authenticator/id1511376376/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 6 months |
| Monetization | Free with in-app purchases | — |
| Size | 165 MB | 9 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [IDmelon Technologies Inc](https://appshunter.io/developer/1165575817) | [Bruynzeel Storage Systems BV](https://appshunter.io/developer/997254787) |

## What reviewers say

### IDmelon Authenticator

[App page](https://appshunter.io/ios/app/idmelon-authenticator/id1511376376)

Transform your smartphone into a FIDO2 security key for passwordless logins on all your devices. Generate, store, and manage passkeys for secure and easy access to online accounts and applications. Compatible with major platforms like GitHub, Facebook, and Microsoft.

**Highlights:** Smartphone as FIDO2 security key, Passwordless logins, Passkey generation and management, Cross-device compatibility, Supports GitHub, Facebook, Microsoft, Tap & Login experience

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| IDmelon Standard | $5.99 | per year |
| IDmelon Premium | $11.99 | per year |


### Dynamic II Control Master

[App page](https://appshunter.io/ios/app/dynamic-ii-control-master/id1561135292)

**In-app purchases:** none


## Frequently asked questions

### Is IDmelon Authenticator free?

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

### Is Dynamic II Control Master free?

Dynamic II Control Master is free to download, with no in-app purchases.

### Do IDmelon Authenticator or Dynamic II Control Master have ads?

Neither IDmelon Authenticator nor Dynamic II Control Master shows ads.

### Which is updated more often, IDmelon Authenticator or Dynamic II Control Master?

IDmelon Authenticator ships an update every 2 weeks, and Dynamic II Control Master every 6 months. Most recently, IDmelon Authenticator was updated on October 13, 2026 and Dynamic II Control Master on September 26, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*