# Aruba OTP vs Tars

The clearest difference is update cadence: Tars at weekly against Aruba OTP's every 3 months. Aruba OTP's advantage is iOS requirement (15.6 vs 26.0). On price, ads, in-app purchases and device support there is nothing between them.

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

Aruba OTP ships an update every 3 months, Tars weekly. The most recent releases landed on November 2, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | Aruba OTP | Tars |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.3 (3 ratings)](https://appshunter.io/ios/app/aruba-otp/id1140955797/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 34.6% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Weekly** |
| Monetization | Free | — |
| Size | 79 MB | 128 MB |
| Requires iOS | **15.6** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Aruba S.p.A.](https://appshunter.io/developer/461429240) | [Alessandro Zoppo](https://appshunter.io/developer/1463685021) |

## What reviewers say

### Aruba OTP

[App page](https://appshunter.io/ios/app/aruba-otp/id1140955797)

Generate One Time Passwords for secure access to Italian public administration services and other web services. This app supports SPID, ArubaPEC Remote Signature, and Cloud Solutions, ensuring authenticated access to your digital accounts.

**Highlights:** One Time Password generation, SPID authentication, ArubaPEC Remote Signature support, Cloud Solutions access, Secure digital identity management

**In-app purchases:** none


### Tars

[App page](https://appshunter.io/ios/app/tars/id6820477138)

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

**In-app purchases:** none


## Frequently asked questions

### Is Aruba OTP free?

Aruba OTP is free to download, with no in-app purchases.

### Is Tars free?

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

### Do Aruba OTP or Tars have ads?

Neither Aruba OTP nor Tars shows ads.

### Which is updated more often, Aruba OTP or Tars?

Aruba OTP ships an update every 3 months, and Tars weekly. Most recently, Aruba OTP was updated on November 2, 2026 and Tars on November 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.*