# Syn vs AprovaOC

The clearest difference is update cadence: AprovaOC at weekly against Syn's fortnightly. Syn's advantage is device support (3 vs 1). On price, ads, in-app purchases and iOS requirement 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 fortnightly, AprovaOC weekly. The most recent releases landed on September 30, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | Syn | AprovaOC |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | **Weekly** |
| Monetization | Free | — |
| Size | 43 MB | 48 MB |
| Requires iOS | **15.1** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Syngular ID](https://appshunter.io/developer/1702701596) | [Grupo Cosampa](https://appshunter.io/developer/1750966327) |

## 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


### AprovaOC

[App page](https://appshunter.io/ios/app/aprovaoc/id6785994128)

**In-app purchases:** none


## Frequently asked questions

### Is Syn free?

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

### Is AprovaOC free?

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

### Do Syn or AprovaOC have ads?

Neither Syn nor AprovaOC shows ads.

### Which is updated more often, Syn or AprovaOC?

Syn ships an update fortnightly, and AprovaOC weekly. Most recently, Syn was updated on September 30, 2026 and AprovaOC on September 28, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*