# ENGO Smart vs Iron Switch

The clearest difference is in-app purchases: ENGO Smart at none against Iron Switch's 3. ENGO Smart also leads on iOS requirement (13.0 vs 15.0). Iron Switch's advantage is update cadence (weekly vs every 4 months). On price, ads and device support there is nothing between them.

Both are free to download. Iron Switch sells 3 in-app purchases, starting at $9.99 per month. ENGO Smart asks for nothing beyond the download.

ENGO Smart ships an update every 4 months, Iron Switch weekly. The most recent releases landed on October 20, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | ENGO Smart | Iron Switch |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/iron-switch-dead-man-switch/id6788568339/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 57.1% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Weekly** |
| Monetization | **Free** | Freemium |
| Size | 205 MB | 23 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [ENGO CONTROLS S C PAWE KULPA MARCIN HULBOJ](https://appshunter.io/developer/1606693686) | [Felipe Oliveira](https://appshunter.io/developer/1896341825) |

## What reviewers say

### ENGO Smart

[App page](https://appshunter.io/ios/app/engo-smart/id1606693444)

Control your smart home devices remotely, including temperature, lighting, and security systems. Create custom scenarios and integrate with popular voice assistants for a seamless smart living experience.

**Highlights:** Remote device management, Customizable scenarios, Tuya cloud integration, Google Home and Alexa compatibility, Intuitive user interface

**Features:** macOS Compatibility

**In-app purchases:** none


### Iron Switch

[App page](https://appshunter.io/ios/app/iron-switch-dead-man-switch/id6788568339)

Securely store encrypted digital assets like crypto keys and passwords. If you stop checking in, this app automatically delivers access to designated recipients, ensuring your digital legacy is protected.

**Highlights:** Encrypted vault for sensitive data, Automated delivery to trusted recipients, Customizable check-in intervals, Zero-knowledge AES-256 encryption, Face ID/Touch ID app lock, Offline recovery kit

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Operator Monthly | $9.99 | per month |
| Commander Monthly | $29.99 | per month |
| Legacy Lifetime | $499.99 | one-time |


## Frequently asked questions

### Is ENGO Smart free?

ENGO Smart is free to download, with no in-app purchases.

### Is Iron Switch free?

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

### Do ENGO Smart or Iron Switch have ads?

Neither ENGO Smart nor Iron Switch shows ads.

### Which is updated more often, ENGO Smart or Iron Switch?

ENGO Smart ships an update every 4 months, and Iron Switch weekly. Most recently, ENGO Smart was updated on October 20, 2026 and Iron Switch on October 13, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*