# TrustID Authenticator vs SYM DOG

TrustID Authenticator and SYM DOG 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.

TrustID Authenticator ships an update every 6 weeks, SYM DOG every 2 months. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | TrustID Authenticator | SYM DOG |
| --- | --- | --- |
| 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 2 months |
| Monetization | Free | — |
| Size | 97 MB | 387 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ELCA Informatik AG](https://appshunter.io/developer/472704075) | [Aurelie Colombani](https://appshunter.io/developer/1896620060) |

## 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


### SYM DOG

[App page](https://appshunter.io/ios/app/sym-dog/id6768974144)

**Features:** macOS Compatibility, Apple Wallet, 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 SYM DOG free?

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

### Do TrustID Authenticator or SYM DOG have ads?

Neither TrustID Authenticator nor SYM DOG shows ads.

### Which is updated more often, TrustID Authenticator or SYM DOG?

TrustID Authenticator ships an update every 6 weeks, and SYM DOG every 2 months. Most recently, TrustID Authenticator was updated on November 3, 2026 and SYM DOG on November 5, 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.*