# Cryptify Call vs Key1 Agent

The clearest difference is iOS requirement: Key1 Agent at 13.0 against Cryptify Call's 15.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Cryptify Call ships an update every 5 weeks, Key1 Agent every 2 months. The most recent releases landed on September 1, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | Cryptify Call | Key1 Agent |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/cryptify-call/id602735924/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 2 months |
| Monetization | Free | — |
| Size | 93 MB | 31 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Cryptify AB](https://appshunter.io/developer/602735927) | [Linley Michel](https://appshunter.io/developer/1531126638) |

## What reviewers say

### Cryptify Call

[App page](https://appshunter.io/ios/app/cryptify-call/id602735924)

This app provides secure, end-to-end encrypted voice and messaging for businesses and government organizations. It utilizes military-grade cryptography for sensitive conversations, ensuring privacy and control over communication.

**Highlights:** End-to-end encrypted calls and messages, Military-grade cryptography, High-quality sound with low latency, Works on 3G, 4G, 5G, and WiFi, Absolute control of key material, Easy to use

**In-app purchases:** none


### Key1 Agent

[App page](https://appshunter.io/ios/app/key1-agent/id6471352493)

**In-app purchases:** none


## Frequently asked questions

### Is Cryptify Call free?

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

### Is Key1 Agent free?

Key1 Agent is free to download, with no in-app purchases.

### Do Cryptify Call or Key1 Agent have ads?

Neither Cryptify Call nor Key1 Agent shows ads.

### Which is updated more often, Cryptify Call or Key1 Agent?

Cryptify Call ships an update every 5 weeks, and Key1 Agent every 2 months. Most recently, Cryptify Call was updated on September 1, 2026 and Key1 Agent on September 14, 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.*