# Kryptos Tools vs Shannon Secure

The clearest difference is in-app purchases: Kryptos Tools at none against Shannon Secure's 1. Kryptos Tools also leads on device support. Shannon Secure's advantage is iOS requirement (13.0 vs 18.6). On price there is nothing between them.

Both are free to download. Shannon Secure sells 1 in-app purchase, starting at $14.99 per year. Kryptos Tools asks for nothing beyond the download.

## The numbers

| Metric | Kryptos Tools | Shannon Secure |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (8 ratings)](https://appshunter.io/ios/app/kryptos-tools/id6451396051/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | — |
| Update frequency | Monthly | — |
| Monetization | Free | — |
| Size | 36 MB | 69 MB |
| Requires iOS | 18.6 | **13.0** |
| Devices | **iPhone, iPad** | — |
| Age rating | 4+ | 4+ |
| Developer | [Jeffrey Williams](https://appshunter.io/developer/1151607389) | [Mario Matejovic](https://appshunter.io/developer/1700879948) |

## What reviewers say

### Kryptos Tools

[App page](https://appshunter.io/ios/app/kryptos-tools/id6451396051)

This app offers a comprehensive suite of classic cryptography tools, including Vigenère and Transposition ciphers, to help users explore and potentially solve complex puzzles. It consolidates features from previous versions and provides detailed information on famous unsolved codes.

**Highlights:** Classic cipher implementations, Vigenère cipher, Transposition Matrix, Detailed puzzle information, Sixteen classic ciphers, Future cipher additions

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

**In-app purchases:** none


### Shannon Secure

[App page](https://appshunter.io/ios/app/shannon-secure/id6457266184)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| One Year Full Access | $14.99 | per year |


## Frequently asked questions

### Is Kryptos Tools free?

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

### Is Shannon Secure free?

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

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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.*