# TrustID Authenticator vs Tour à Tour

The clearest difference is update cadence: Tour à Tour at every 3 weeks against TrustID Authenticator's every 6 weeks. TrustID Authenticator's advantage is device support (3 vs 1) and iOS requirement (15.1 vs 17.0). On price, 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.

TrustID Authenticator ships an update every 6 weeks, Tour à Tour every 3 weeks. The most recent releases landed on October 24, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | TrustID Authenticator | Tour à Tour |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (6 ratings)](https://appshunter.io/ios/app/trustid-authenticator/id1467907374/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 12.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 97 MB | 22 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [ELCA Informatik AG](https://appshunter.io/developer/472704075) | [Dario SALVADORE](https://appshunter.io/developer/593685517) |

## What reviewers say

### TrustID Authenticator

[App page](https://appshunter.io/ios/app/trustid-authenticator/id1467907374)

Secure your accounts with two-factor authentication. Confirm sign-ins via push notifications or use offline mode if unavailable. Your sensitive data is stored securely on your device.

**Highlights:** Two-factor authentication, Secure on-device data storage, Push notification confirmation, Offline mode for sign-ins, Biometric or PIN protection

**Features:** Vision Pro support

**In-app purchases:** none


### Tour à Tour

[App page](https://appshunter.io/ios/app/tour-a-tour/id6737224735)

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

**In-app purchases:** none


## Frequently asked questions

### Is TrustID Authenticator free?

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

### Is Tour à Tour free?

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

### Do TrustID Authenticator or Tour à Tour have ads?

Neither TrustID Authenticator nor Tour à Tour shows ads.

### Which is updated more often, TrustID Authenticator or Tour à Tour?

TrustID Authenticator ships an update every 6 weeks, and Tour à Tour every 3 weeks. Most recently, TrustID Authenticator was updated on October 24, 2026 and Tour à Tour on October 14, 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.*