# Crypto Tools (De)Encryption vs Concentration Clock

The clearest difference is in-app purchases: Concentration Clock at none against Crypto Tools (De)Encryption's 2. Concentration Clock also leads on iOS requirement (12.0 vs 26.0). Crypto Tools (De)Encryption's advantage is ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. Crypto Tools (De)Encryption sells 2 in-app purchases, starting at $1.99 per month. Concentration Clock asks for nothing beyond the download.

## The numbers

| Metric | Crypto Tools (De)Encryption | Concentration Clock |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/crypto-tools-deencryption/id1670173533/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 4 months | — |
| Monetization | Freemium | — |
| Size | 18 MB | 39 MB |
| Requires iOS | 26.0 | **12.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [HUBO SOFT](https://appshunter.io/developer/537026470) | [Ais Business Mexico S.A. de C.V.](https://appshunter.io/developer/1764495798) |

## What reviewers say

### Crypto Tools (De)Encryption

[App page](https://appshunter.io/ios/app/crypto-tools-deencryption/id1670173533)

This app offers a comprehensive suite of cryptographic tools for Apple devices, including encryption, decryption, key management, and certificate analysis. It's designed for developers, security professionals, and technical learners to inspect, validate, and manage sensitive data locally with precision.

**Highlights:** Encrypt and decrypt data with AES-256-GCM, Generate, import, inspect, and manage cryptographic keys, Parse and analyze ASN.1 structures and certificates, Analyze and verify Apple Sign-In JWTs, Validate and generate JWS, Work with JWT, JWS, and JWE flows, QR code workflows and PKPass tooling

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly membership | $1.99 | per month |
| Annual membership | $17.99 | per year |


### Concentration Clock

[App page](https://appshunter.io/ios/app/concentration-clock/id6740191750)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Crypto Tools (De)Encryption free?

Crypto Tools (De)Encryption is free to download, with in-app purchases available.

### Is Concentration Clock free?

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

### Do Crypto Tools (De)Encryption or Concentration Clock have ads?

Concentration Clock shows ads; Crypto Tools (De)Encryption does not.

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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.*