# Syn vs DailyDoc

The clearest difference is in-app purchases: Syn at none against DailyDoc's 2. DailyDoc's advantage is update cadence (every 2 days vs fortnightly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. DailyDoc sells 2 in-app purchases, starting at $9.99 per month. Syn asks for nothing beyond the download.

Syn ships an update fortnightly, DailyDoc every 2 days. The most recent releases landed on September 30, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | Syn | DailyDoc |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 2 days** |
| Monetization | Free | — |
| Size | 43 MB | 37 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Syngular ID](https://appshunter.io/developer/1702701596) | [Fabio Piemonte Lopes](https://appshunter.io/developer/1732669746) |

## 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


### DailyDoc

[App page](https://appshunter.io/ios/app/dailydoc/id6761737278)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| DailyDoc Pro - Mensal | $9.99 | per month |
| DailyDoc Pro Anual | $69.99 | per year |


## Frequently asked questions

### Is Syn free?

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

### Is DailyDoc free?

DailyDoc is free to download, with in-app purchases available.

### Do Syn or DailyDoc have ads?

Neither Syn nor DailyDoc shows ads.

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

Syn ships an update fortnightly, and DailyDoc every 2 days. Most recently, Syn was updated on September 30, 2026 and DailyDoc on September 29, 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.*