# 20Fen vs Crises Control +

20Fen and Crises Control + are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

20Fen ships an update every 6 weeks, Crises Control + every 2 months. The most recent releases landed on September 9, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | 20Fen | Crises Control + |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/crises-control-plus/id6745257150/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 2 months |
| Monetization | — | Free |
| Size | 124 MB | 118 MB |
| Requires iOS | 15.6 | **15.5** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [H Properties Limited](https://appshunter.io/developer/1538567028) | [Transputec Computers PLC](https://appshunter.io/developer/373805306) |

## What reviewers say

### 20Fen

[App page](https://appshunter.io/ios/app/20fen/id1666145259)

**Features:** Apple Wallet

**In-app purchases:** none


### Crises Control +

[App page](https://appshunter.io/ios/app/crises-control-plus/id6745257150)

This platform facilitates rapid communication for organizations during emergencies. It enables sending real-time alerts via SMS, calls, push notifications, and emails to large groups, with features for reporting and auditing.

**Highlights:** Real-time notifications (SMS, calls, push, email), Mass communication capabilities, Reporting and Control Centre features, Seamless audit trail, Risk minimization, Enhanced safety

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

**In-app purchases:** none


## Frequently asked questions

### Is 20Fen free?

20Fen is free to download, with no in-app purchases.

### Is Crises Control + free?

Crises Control + is free to download, with no in-app purchases.

### Do 20Fen or Crises Control + have ads?

Neither 20Fen nor Crises Control + shows ads.

### Which is updated more often, 20Fen or Crises Control +?

20Fen ships an update every 6 weeks, and Crises Control + every 2 months. Most recently, 20Fen was updated on September 9, 2026 and Crises Control + on September 10, 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.*