# Drone Scanner vs CZI Sound

The clearest difference is update cadence: Drone Scanner at every 3 months against CZI Sound's every 8 months. On price, ads, in-app purchases and device support there is nothing between them.

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

Drone Scanner ships an update every 3 months, CZI Sound every 8 months. The most recent releases landed on October 24, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Drone Scanner | CZI Sound |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.9 (147 ratings)](https://appshunter.io/ios/app/drone-scanner/id1644548782/reviews)** | — |
| Number of ratings | **147** | — |
| Positive reviews | 15.9% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 8 months |
| Monetization | Free | — |
| Size | 41 MB | 64 MB |
| Requires iOS | 14.0 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Dronetag](https://appshunter.io/developer/1527565212) | [Guangzhou Chengzhi Intelligent Machine Technology Co., Ltd.](https://appshunter.io/developer/1675437495) |

## What reviewers say

### Drone Scanner

[App page](https://appshunter.io/ios/app/drone-scanner/id1644548782)

Transform your device into a drone scanner to track nearby flights in real-time. View detailed flight information, including pilot data and location history, on an interactive map. The app is updated to comply with current EU and US regulations.

**Highlights:** Real-time drone tracking, Detailed drone information, Interactive flight map, Support for Bluetooth and Wi-Fi broadcasts, Flying zone highlighting, Data export functionality

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Works as advertised
- 🚀 Great app for Android
- 💡 Excellent Remote ID scanner

**What reviewers complain about**

- 🐛 Does not work on iOS
- 🐛 Unable to detect drones
- 🔒 Privacy concerns
- 🔒 Collects personal information

**Reported bugs**

- App crashes on launch
- Unable to locate drones in proximity
- Inaccurate location tracking

**Requested features**

- Add support for WiFi-based Remote ID
- Add support for more drone models
- Allow changing units from metric to imperial


### CZI Sound

[App page](https://appshunter.io/ios/app/czi-sound/id6446013579)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Drone Scanner free?

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

### Is CZI Sound free?

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

### Do Drone Scanner or CZI Sound have ads?

Neither Drone Scanner nor CZI Sound shows ads.

### Which is updated more often, Drone Scanner or CZI Sound?

Drone Scanner ships an update every 3 months, and CZI Sound every 8 months. Most recently, Drone Scanner was updated on October 24, 2026 and CZI Sound on October 5, 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.*