# Sonic Remote vs Thetis Authenticator

The clearest difference is price: Thetis Authenticator at Free against Sonic Remote's $8.99. Thetis Authenticator also leads on update cadence (every 9 months vs every 26 months) and ratings volume (4 vs 1). Sonic Remote's advantage is review sentiment (100% vs 60%) and rating (4.0 vs 3.5). On ads, in-app purchases and device support there is nothing between them.

Thetis Authenticator is free to download; Sonic Remote costs $8.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Sonic Remote holds the better App Store score, 4.0 against 3.5. Both are backed by a comparable volume of ratings — 1 and 4 respectively. Written reviews point the same way: 100% of Sonic Remote's written reviews are positive against 60% of Thetis Authenticator's.

Sonic Remote ships an update every 26 months, Thetis Authenticator every 9 months. The most recent releases landed on October 12, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Sonic Remote | Thetis Authenticator |
| --- | --- | --- |
| Price | $8.99 | **Free** |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/sonic-remote-control-your-tx/id1338659861/reviews)** | [3.5 (4 ratings)](https://appshunter.io/ios/app/thetis-authenticator/id6648759010/reviews) |
| Number of ratings | 1 | **4** |
| Positive reviews | **100.0% of reviews** | 60.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 26 months | **Every 9 months** |
| Monetization | Paid | **Free** |
| Size | 5 MB | 3 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Rahmenfutter UG (haftungsbeschränkt)](https://appshunter.io/developer/425155311) | [Razzo Tech Corporation](https://appshunter.io/developer/1566501237) |

## What reviewers say

### Sonic Remote

[App page](https://appshunter.io/ios/app/sonic-remote-control-your-tx/id1338659861)

Control SM Series Wireless Transmitters with voice commands and audio signals from your iPhone or iPad. Adjust settings like sleep mode, power, audio gain, and frequency. Supports multiple languages for voice commands.

**Highlights:** Audio signal control, Voice command operation, Multiple language support, Adjustable power and gain settings, Frequency selection, Dark mode support

**In-app purchases:** none


### Thetis Authenticator

[App page](https://appshunter.io/ios/app/thetis-authenticator/id6648759010)

Manage your FIDO2 security keys for passwordless login and two-factor authentication. Supports NFC and Type-C connections for seamless integration across devices. Offers one-time password management for services not yet supporting FIDO2.

**Highlights:** FIDO2 passwordless login, Enhanced two-factor authentication, One-time password management, Optimized for iPad, NFC and Type-C compatibility, Cross-platform support, Phishing-resistant authentication

**In-app purchases:** none


## Frequently asked questions

### Is Sonic Remote free?

Sonic Remote costs $8.99, with no in-app purchases.

### Is Thetis Authenticator free?

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

### Which has better reviews, Sonic Remote or Thetis Authenticator?

Sonic Remote is rated higher. Sonic Remote averages 4.0 out of 5 from 1 ratings, while Thetis Authenticator averages 3.5 from 4 ratings.

### Do Sonic Remote or Thetis Authenticator have ads?

Neither Sonic Remote nor Thetis Authenticator shows ads.

### Which is updated more often, Sonic Remote or Thetis Authenticator?

Sonic Remote ships an update every 26 months, and Thetis Authenticator every 9 months. Most recently, Sonic Remote was updated on October 12, 2026 and Thetis Authenticator on October 10, 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.*