# Cryptobot vs Duo Messenger

The clearest difference is in-app purchases: Duo Messenger at none against Cryptobot's 1. Duo Messenger also leads on update cadence (every 9 days vs every 32 months). Cryptobot's advantage is iOS requirement (11.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. Cryptobot sells 1 one-off in-app purchase. Duo Messenger asks for nothing beyond the download.

Cryptobot ships an update every 32 months, Duo Messenger every 9 days. The most recent releases landed on October 12, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Cryptobot | Duo Messenger |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[2.3 (3 ratings)](https://appshunter.io/ios/app/duo-messenger/id6503286911/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 32 months | **Every 9 days** |
| Monetization | — | Free |
| Size | 38 MB | 44 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Appie s.r.o](https://appshunter.io/developer/359896852) | [JUSI PTE.LTD.](https://appshunter.io/developer/1659814629) |

## What reviewers say

### Cryptobot

[App page](https://appshunter.io/ios/app/cryptobot/id1000569233)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Cryptobot - Decryption | $0.99 | one-time |


### Duo Messenger

[App page](https://appshunter.io/ios/app/duo-messenger/id6503286911)

This secure messaging app prioritizes your privacy with end-to-end encryption and anonymous communication. It offers a clean, ad-free experience, allowing you to chat without revealing personal contact information.

**Highlights:** End-to-end message encryption, Anonymous communication via Duo Numbers, No ads or trackers, Private contact information, Secure data safeguarding

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

**In-app purchases:** none


## Frequently asked questions

### Is Cryptobot free?

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

### Is Duo Messenger free?

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

### Do Cryptobot or Duo Messenger have ads?

Neither Cryptobot nor Duo Messenger shows ads.

### Which is updated more often, Cryptobot or Duo Messenger?

Cryptobot ships an update every 32 months, and Duo Messenger every 9 days. Most recently, Cryptobot was updated on October 12, 2026 and Duo Messenger on October 15, 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.*