# 2G vs Clusterix Authenticator

2G and Clusterix Authenticator are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on September 29, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | 2G | Clusterix Authenticator |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Size | 111 MB | 28 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [2G energy AG](https://appshunter.io/developer/1658285214) | [innoscripta SE](https://appshunter.io/developer/1546207706) |

## What reviewers say

### 2G

[App page](https://appshunter.io/ios/app/2g-id-authenticator/id1658285212)

**In-app purchases:** none


### Clusterix Authenticator

[App page](https://appshunter.io/ios/app/clusterix-authenticator/id6463731666)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 2G free?

2G is free to download, with no in-app purchases.

### Is Clusterix Authenticator free?

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

### Do 2G or Clusterix Authenticator have ads?

Neither 2G nor Clusterix Authenticator shows ads.

### Which is updated more often, 2G or Clusterix Authenticator?

2G ships an update every 2 months, and Clusterix Authenticator every 2 months. Most recently, 2G was updated on September 29, 2026 and Clusterix Authenticator on October 6, 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.*