# Particle Detector vs BetterCallGuard

The clearest difference is price: Particle Detector at Free against BetterCallGuard's $0.99. Particle Detector also leads on iOS requirement (7.0 vs 14). BetterCallGuard's advantage is rating (5.0 vs 4.0). On review sentiment, ratings volume, update cadence and ads there is nothing between them.

Particle Detector is free to download; BetterCallGuard costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

BetterCallGuard holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Particle Detector ships an update every 2 months, BetterCallGuard every 6 weeks. The most recent releases landed on October 6, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Particle Detector | BetterCallGuard |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | [4.0 (1 ratings)](https://appshunter.io/ios/app/particle-detector/id724226138/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/bettercallguard/id6737252351/reviews)** |
| Number of ratings | 1 | 1 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 6 weeks** |
| Monetization | **Free** | Paid |
| Size | 3 MB | 24 MB |
| Requires iOS | **7.0** | 14 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [KS Technologies](https://appshunter.io/developer/423792118) | [Qingdao Chuyan Technology Co., Ltd](https://appshunter.io/developer/1450752232) |

## What reviewers say

### Particle Detector

[App page](https://appshunter.io/ios/app/particle-detector/id724226138)

This utility app transforms your iOS device into a wireless scanner for iBeacon™ and Eddystone beacons. It displays detailed information like UUID, Major ID, signal strength, and battery life for discovered beacons. The app can log beacon data even when running in the background.

**Highlights:** Wireless Bluetooth Low Energy scanner, Detects iBeacon™ and Eddystone beacons, Displays Major ID, Minor ID, and Signal Strength, Shows Eddystone beacon URL and battery life, Supports UUID filters for quick discovery, Background logging of beacon data

**Features:** macOS Compatibility

**In-app purchases:** none


### BetterCallGuard

[App page](https://appshunter.io/ios/app/bettercallguard/id6737252351)

Block unwanted promotional and spam calls efficiently. This app uses smart algorithms to block calls in bulk by number segments without tracking your private data, ensuring your privacy and peace of mind.

**Highlights:** Block promotional/spam calls, Bulk blocking by number segments, Whitelist specific numbers, iCloud synchronization, User data and privacy security

**In-app purchases:** none


## Frequently asked questions

### Is Particle Detector free?

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

### Is BetterCallGuard free?

BetterCallGuard costs $0.99, with no in-app purchases.

### Which has better reviews, Particle Detector or BetterCallGuard?

BetterCallGuard is rated higher. Particle Detector averages 4.0 out of 5 from 1 ratings, while BetterCallGuard averages 5.0 from 1 ratings.

### Do Particle Detector or BetterCallGuard have ads?

Neither Particle Detector nor BetterCallGuard shows ads.

### Which is updated more often, Particle Detector or BetterCallGuard?

Particle Detector ships an update every 2 months, and BetterCallGuard every 6 weeks. Most recently, Particle Detector was updated on October 6, 2026 and BetterCallGuard 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.*