# Who's Responding? vs NAV Drone

The clearest difference is rating: NAV Drone at 4.8 against Who's Responding?'s 3.3. NAV Drone also leads on monetization model (free vs subscription) and review sentiment (52% vs 32%). Who's Responding?'s advantage is update cadence (fortnightly vs every 4 months). On price, ratings volume, ads and in-app purchases there is nothing between them.

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

NAV Drone holds the better App Store score, 4.8 against 3.3. Both are backed by a comparable volume of ratings — 7 and 17 respectively. Written reviews point the same way: 32% of Who's Responding?'s written reviews are positive against 52% of NAV Drone's.

Who's Responding? ships an update fortnightly, NAV Drone every 4 months. The most recent releases landed on September 21, 2026 and August 12, 2026 respectively.

## The numbers

| Metric | Who's Responding? | NAV Drone |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.3 (7 ratings)](https://appshunter.io/ios/app/whos-responding/id951921253/reviews) | **[4.8 (17 ratings)](https://appshunter.io/ios/app/nav-drone/id1541014888/reviews)** |
| Number of ratings | 7 | **17** |
| Positive reviews | 31.5% of reviews | **52.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 4 months |
| Monetization | Subscription | **Free** |
| Size | 133 MB | 356 MB |
| Requires iOS | 16.4 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Fluent Information Management Systems, Inc.](https://appshunter.io/developer/951921252) | [NAV Canada](https://appshunter.io/developer/1541014890) |

## What reviewers say

### Who's Responding?

[App page](https://appshunter.io/ios/app/whos-responding/id951921253)

This app facilitates rapid alerting and coordination for specialized teams, groups, and individuals. It offers customizable notifications, real-time tracking, and access to digital resources for efficient incident response and operational management.

**Highlights:** Customized notifications, Real-time tracking, Navigation to incident locations, Live radio streaming, Hands-free alert speaking, Mapping tools, Digital resource access

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Great app for firefighters
- 🚀 Fast alerts, often before pagers
- 💡 Good communication and member coordination
- 💡 Customizability for specific needs
- 💡 New features and improvements noted

**What reviewers complain about**

- 🐛 Unreliable notifications/alerts
- 🐛 App crashes frequently
- 🐛 Black screen issues
- 🐛 App freezes or won't load
- 🐛 Auto radio function unreliable

**Reported bugs**

- App not alerting to incidents/calls
- Auto radio function not turning on
- Locked out of active departments after resigning from one
- App not loading after last update
- App not notifying phone or watch of pages

**Requested features**

- Add something for repeat addresses
- Add a feature to see who is available on the main screen
- Apple Watch app for availability status
- History of calls and attendance tracking
- Option to listen to different departments within the county


### NAV Drone

[App page](https://appshunter.io/ios/app/nav-drone/id1541014888)

This app helps drone pilots in Canada fly safely and legally. It provides airspace information, allows flight planning, and automates authorization requests for controlled airspace.

**Highlights:** Airspace information, Flight planning, Flight authorization, Controlled airspace guidance, Automatic authorization responses

**In-app purchases:** none

**What reviewers like**

- 🚀 Fast flight authorization approval process
- 👍 Well-designed interface for beginners
- 📍 Helpful for compliance with airspace regulations
- ✅ Excellent customer support response times
- 🎯 Clear flight restriction information

**What reviewers complain about**

- 🔐 Constant forced logout requiring repeated login
- 🗺️ Difficult map drawing and zone boundary adjustment
- 🐛 Frequent app crashes and instability
- ❌ Inaccurate drone weight/model restrictions
- 🔄 Inconsistent airspace restriction information

**Reported bugs**

- App logs out constantly, sometimes mid-session
- Pilot license documents not saving/persisting
- Login credentials not retained between sessions
- App crashes during launch and landing functions
- Cannot save new flight areas

**Requested features**

- Biometric login (Face ID/fingerprint authentication)
- Remember email address on login screen
- Save default drone and flight operation preferences
- Numeric keypad for altitude and distance input instead of sliders
- Built-in NOTAM advisory information


## Frequently asked questions

### Is Who's Responding? free?

Who's Responding? is free to download, with no in-app purchases.

### Is NAV Drone free?

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

### Which has better reviews, Who's Responding? or NAV Drone?

NAV Drone is rated higher. Who's Responding? averages 3.3 out of 5 from 7 ratings, while NAV Drone averages 4.8 from 17 ratings.

### Do Who's Responding? or NAV Drone have ads?

Neither Who's Responding? nor NAV Drone shows ads.

### Which is updated more often, Who's Responding? or NAV Drone?

Who's Responding? ships an update fortnightly, and NAV Drone every 4 months. Most recently, Who's Responding? was updated on September 21, 2026 and NAV Drone on August 12, 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.*