# Atom Messenger vs Cifer . Fun

The clearest difference is in-app purchases: Atom Messenger at none against Cifer . Fun's 2. Atom Messenger also leads on update cadence (every 3 weeks vs every 2 months). Cifer . Fun's advantage is device support (3 vs 1) and iOS requirement (13.0 vs 16.0). On price and ads there is nothing between them.

Both are free to download. Cifer . Fun sells 2 one-off in-app purchases. Atom Messenger asks for nothing beyond the download.

Atom Messenger ships an update every 3 weeks, Cifer . Fun every 2 months. The most recent releases landed on September 21, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Atom Messenger | Cifer . Fun |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/cifer-fun/id6466998666/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | — | Free with in-app purchases |
| Size | 42 MB | 59 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [igloocy s.r.l.](https://appshunter.io/developer/1691843040) | [The Worldwide Exchange International](https://appshunter.io/developer/1560918602) |

## What reviewers say

### Atom Messenger

[App page](https://appshunter.io/ios/app/atom-messenger/id6450101210)

**In-app purchases:** none


### Cifer . Fun

[App page](https://appshunter.io/ios/app/cifer-fun/id6466998666)

Communicate securely and anonymously with advanced encryption. Create an anonymous agent number for contact without revealing your personal details until you choose to. Enjoy peace of mind in a world where privacy is often compromised.

**Highlights:** Advanced cryptologic encryption, Anonymous agent number, Secure communication, Privacy control, Ease of mind

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Cifer.Fun Monthly Subscription | $0.99 | one-time |
| Cifer.Fun Annual Subscription | $9.99 | one-time |


## Frequently asked questions

### Is Atom Messenger free?

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

### Is Cifer . Fun free?

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

### Do Atom Messenger or Cifer . Fun have ads?

Neither Atom Messenger nor Cifer . Fun shows ads.

### Which is updated more often, Atom Messenger or Cifer . Fun?

Atom Messenger ships an update every 3 weeks, and Cifer . Fun every 2 months. Most recently, Atom Messenger was updated on September 21, 2026 and Cifer . Fun on September 30, 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.*