# Zinwell Smart Extender vs Extinguisher360

Zinwell Smart Extender and Extinguisher360 are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Zinwell Smart Extender ships an update every 4 months, Extinguisher360 every 5 months. Both last shipped on November 7, 2026.

## The numbers

| Metric | Zinwell Smart Extender | Extinguisher360 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/extinguisher360/id6462470501/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 5 months |
| Monetization | — | Free |
| Size | 3 MB | 51 MB |
| Requires iOS | **14.5** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [ZINWELL CORPORATION](https://appshunter.io/developer/1019370251) | [Extinguisher 360 Inc](https://appshunter.io/developer/1703078539) |

## What reviewers say

### Zinwell Smart Extender

[App page](https://appshunter.io/ios/app/zinwell-smart-extender/id1490400466)

**Features:** macOS Compatibility

**In-app purchases:** none


### Extinguisher360

[App page](https://appshunter.io/ios/app/extinguisher360/id6462470501)

Streamline fire extinguisher inspections with this intuitive mobile tool. It simplifies compliance, automates record-keeping through QR code scanning, and generates instant reports for enhanced safety and credibility.

**Highlights:** Simplified inspections, QR code scanning, User-friendly interface, Detailed inspection forms, Instant report generation, Inventory management

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

**In-app purchases:** none


## Frequently asked questions

### Is Zinwell Smart Extender free?

Zinwell Smart Extender is free to download, with no in-app purchases.

### Is Extinguisher360 free?

Extinguisher360 is free to download, with no in-app purchases.

### Do Zinwell Smart Extender or Extinguisher360 have ads?

Neither Zinwell Smart Extender nor Extinguisher360 shows ads.

### Which is updated more often, Zinwell Smart Extender or Extinguisher360?

Zinwell Smart Extender ships an update every 4 months, and Extinguisher360 every 5 months. Most recently, Zinwell Smart Extender was updated on November 7, 2026 and Extinguisher360 on November 7, 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.*