# Syn vs Sonax Fone

The clearest difference is update cadence: Syn at every 2 weeks against Sonax Fone's every 3 months. Syn also leads on iOS requirement (15.1 vs 18.0). 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.

Syn ships an update every 2 weeks, Sonax Fone every 3 months. The most recent releases landed on November 7, 2026 and November 9, 2026 respectively.

## The numbers

| Metric | Syn | Sonax Fone |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/syn/id6461774561/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 69.2% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 3 months |
| Monetization | Free | — |
| Size | 43 MB | 15 MB |
| Requires iOS | **15.1** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | +4 | 4+ |
| Developer | [Syngular ID](https://appshunter.io/developer/1702701596) | [AMAX SOFTWARE HOUSE LTDA](https://appshunter.io/developer/1693262417) |

## What reviewers say

### Syn

[App page](https://appshunter.io/ios/app/syn/id6461774561)

This app provides secure control over your cloud-based digital certificate. It ensures that only authorized operations, confirmed by your PIN, can be performed with your certificate. You can also use it to audit your account for security and authorized operations.

**Highlights:** Cloud digital certificate management, Exclusive control via mobile app, PIN-based authorization, Security audits, High-security storage (HSM), Operation divergence cancellation

**In-app purchases:** none


### Sonax Fone

[App page](https://appshunter.io/ios/app/sonax-fone/id6756630299)

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

**In-app purchases:** none


## Frequently asked questions

### Is Syn free?

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

### Is Sonax Fone free?

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

### Do Syn or Sonax Fone have ads?

Neither Syn nor Sonax Fone shows ads.

### Which is updated more often, Syn or Sonax Fone?

Syn ships an update every 2 weeks, and Sonax Fone every 3 months. Most recently, Syn was updated on November 7, 2026 and Sonax Fone on November 9, 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.*