# KeyBell vs Hidden Device Radar

The clearest difference is review sentiment: Hidden Device Radar at 100% against KeyBell's 20%. Hidden Device Radar also leads on rating (5.0 vs 1.8) and update cadence (every 2 weeks vs every 5 months). KeyBell's advantage is in-app purchases (none vs 1) and ratings volume (13 vs 2). On price, ads and device support there is nothing between them.

Both are free to download. Hidden Device Radar sells 1 one-off in-app purchase. KeyBell asks for nothing beyond the download.

Hidden Device Radar holds the better App Store score, 5.0 against 1.8. That said, the two scores are not equally well evidenced: KeyBell has 13 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 20% of KeyBell's written reviews are positive against 100% of Hidden Device Radar's.

KeyBell ships an update every 5 months, Hidden Device Radar every 2 weeks. The most recent releases landed on October 20, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | KeyBell | Hidden Device Radar |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.8 (13 ratings)](https://appshunter.io/ios/app/keybell/id1389766599/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/hidden-device-radar/id6760244313/reviews)** |
| Number of ratings | **13** | 2 |
| Positive reviews | 20.0% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 2 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 16 MB | 9 MB |
| Requires iOS | **9.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [瑶 朱](https://appshunter.io/developer/1530216653) | [Aurem Digital llc](https://appshunter.io/developer/1882003730) |

## What reviewers say

### KeyBell

[App page](https://appshunter.io/ios/app/keybell/id1389766599)

Monitor your home or office premises remotely with IP cameras. This free application allows for remote configuration and other useful functions to keep your property secure.

**Highlights:** Remote IP camera monitoring, Home and office premise surveillance, Remote configuration, Security monitoring

**In-app purchases:** none


### Hidden Device Radar

[App page](https://appshunter.io/ios/app/hidden-device-radar/id6760244313)

Detect hidden cameras, trackers, and smart devices using Bluetooth, Wi-Fi, and NFC signals. Get real-time threat scoring and a proximity graph to locate suspicious devices. Protect your privacy by scanning hotel rooms, rentals, or your home.

**Highlights:** Bluetooth device detection, Wi-Fi/local network scanning, Real-time threat scoring, Signal Strength Finder (Pro), Detection history, On-device processing

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Hidden Device Radar | $4.99 | one-time |


## Frequently asked questions

### Is KeyBell free?

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

### Is Hidden Device Radar free?

Hidden Device Radar is free to download, with in-app purchases available.

### Which has better reviews, KeyBell or Hidden Device Radar?

Hidden Device Radar is rated higher. KeyBell averages 1.8 out of 5 from 13 ratings, while Hidden Device Radar averages 5.0 from 2 ratings.

### Do KeyBell or Hidden Device Radar have ads?

Neither KeyBell nor Hidden Device Radar shows ads.

### Which is updated more often, KeyBell or Hidden Device Radar?

KeyBell ships an update every 5 months, and Hidden Device Radar every 2 weeks. Most recently, KeyBell was updated on October 20, 2026 and Hidden Device Radar on October 24, 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.*