Comparison

Cryptify Call vs Key1 Agent

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Cryptify Call

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
Read full description

For most companies and government organizations, the damage caused by the interception of communication between key individuals would be dramatic. With Cryptify Call installed on your iPhone you can have sensitive conversations without having anyone intercepting your calls or messages. The technology used in Cryptify Call combines state-of-the art mobile communication technology with military grade cryptography. Cryptify Call works home and abroad, with 3G, 4G, 5G or WiFi, and gives your organization absolute and exclusive control of all key material. Highly sophisticated encryption algorithms are used for creation and distribution of encryption keys. Using Cryptify Call is as easy as making an ordinary call, yet provides the confidence that the call and messages are both encrypted and authenticated end-to-end. You will experience high quality sound with low latency during your secure calls. IMPORTANT: THIS SOFTWARE REQUIRES A CRYPTIFY MANAGEMENT SYSTEM AND WILL NOT WORK WITHOUT IT.

About

Key1 Agent

Read full description

The Mobile App-based smart digital application Keyone has been developed by Security One Group to create an easy and modern way to handle and watch the keys in real-time by using the Near Field Communication (NFC) technology.

Screenshots

Cryptify Call3 screens
Key1 Agent3 screens

Verdict

The call

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.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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

UpkeepUpdate frequency

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.

Scorecard1 real difference · 9 level
Cryptify Call versus Key1 Agent: the parameters behind the verdict, then further details
ParameterCryptify CallKey1 Agent
PriceFreeFree
Rating5.0 (1 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings1 — better—
Update frequencyEvery 5 weeks — betterEvery 2 months
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.013.0 — better
Further details — not scored
Size93 MB31 MB
Age rating4+4+
DeveloperCryptify ABLinley Michel

In-app purchases

None

Cryptify Call

No in-app purchases

None

Key1 Agent

No in-app purchases

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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