# Zero Cam vs Demon alarm

The clearest difference is in-app purchases: Zero Cam at none against Demon alarm's 1. Zero Cam also leads on iOS requirement (13.0 vs 15.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Demon alarm sells 1 one-off in-app purchase. Zero Cam asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 20, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Zero Cam | Demon alarm |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.6 (183 ratings)](https://appshunter.io/ios/app/zero-cam/id6478221465/reviews)** | — |
| Number of ratings | **183** | — |
| Positive reviews | 9.4% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | Free | — |
| Size | 6 MB | 48 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 9+ |
| Developer | [雄峰 吴](https://appshunter.io/developer/1716469180) | [letong he](https://appshunter.io/developer/6773952217) |

## What reviewers say

### Zero Cam

[App page](https://appshunter.io/ios/app/zero-cam/id6478221465)

This app acts as an outdoor assistant, allowing you to browse and download photos and videos directly from your device without needing a laptop. It also enables remote viewing of your camera's feed and access to advanced settings for multi-mode operation.

**Highlights:** Browse and download photos/videos, Remote camera viewing, Access advanced settings, Multi-mode operation, File sharing

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- ✅ Easy photo transfer when working properly
- ⚡ Quick connection to camera WiFi
- 🎯 Straightforward interface design
- 📱 Works seamlessly on compatible devices

**What reviewers complain about**

- 🐛 Frequent app crashes when accessing albums
- ❌ Persistent connection failures
- ⚠️ Confusing setup and unclear instructions
- 🔄 Requires WiFi connection to view photos
- 😤 Poor customer support responsiveness

**Reported bugs**

- App crashes when opening album storage
- App closes when clicking on photos
- Connection timeout errors with 'Connect over time' message
- WiFi connection fails despite multiple attempts
- Photos deleted after syncing

**Requested features**

- Offline photo viewing capability
- Better error message explanations
- Improved app stability and performance
- USB cable transfer alternative
- Regular app updates and maintenance


### Demon alarm

[App page](https://appshunter.io/ios/app/demon-alarm/id6773952215)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Demon alarm premium | $4.99 | one-time |


## Frequently asked questions

### Is Zero Cam free?

Zero Cam is free to download, with no in-app purchases.

### Is Demon alarm free?

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

### Do Zero Cam or Demon alarm have ads?

Neither Zero Cam nor Demon alarm shows ads.

### Which is updated more often, Zero Cam or Demon alarm?

Zero Cam ships an update every 3 weeks, and Demon alarm every 3 weeks. Most recently, Zero Cam was updated on October 20, 2026 and Demon alarm on October 8, 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.*