# Ciphermail PDF Authenticator vs Concretely

The clearest difference is update cadence: Ciphermail PDF Authenticator at every 2 weeks against Concretely's every 4 weeks. 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.

Ciphermail PDF Authenticator ships an update every 2 weeks, Concretely every 4 weeks. The most recent releases landed on September 15, 2026 and June 6, 2026 respectively.

## The numbers

| Metric | Ciphermail PDF Authenticator | Concretely |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.7 (3 ratings)](https://appshunter.io/ios/app/concretely/id6469589439/reviews)** |
| Number of ratings | — | **3** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 4 weeks |
| Monetization | — | Free |
| Size | 37 MB | 50 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Ciphermail B.V.](https://appshunter.io/developer/1673495516) | [Amrize Cement Inc](https://appshunter.io/developer/1844891814) |

## What reviewers say

### Ciphermail PDF Authenticator

[App page](https://appshunter.io/ios/app/ciphermail-pdf-authenticator/id1673495514)

**Features:** macOS Compatibility

**In-app purchases:** none


### Concretely

[App page](https://appshunter.io/ios/app/concretely/id6469589439)

This app connects concrete contractors with ready-mix concrete providers. Place orders, track deliveries, and manage your concrete supply chain efficiently. Streamline your construction projects with seamless communication and real-time updates.

**Highlights:** Place concrete orders, Track delivery status, Connect with providers, Manage supply chain, Real-time updates

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Ciphermail PDF Authenticator free?

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

### Is Concretely free?

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

### Do Ciphermail PDF Authenticator or Concretely have ads?

Neither Ciphermail PDF Authenticator nor Concretely shows ads.

### Which is updated more often, Ciphermail PDF Authenticator or Concretely?

Ciphermail PDF Authenticator ships an update every 2 weeks, and Concretely every 4 weeks. Most recently, Ciphermail PDF Authenticator was updated on September 15, 2026 and Concretely on June 6, 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.*