# Animal Sensor vs HZsafe

The clearest difference is update cadence: HZsafe at every 10 days against Animal Sensor's every 4 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.

Animal Sensor ships an update every 4 months, HZsafe every 10 days. The most recent releases landed on May 17, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | Animal Sensor | HZsafe |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 10 days** |
| Size | 34 MB | 7 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Biocontrol](https://appshunter.io/developer/1586087157) | [Jieshou Jiaya Trading Co](https://appshunter.io/developer/1795219526) |

## What reviewers say

### Animal Sensor

[App page](https://appshunter.io/ios/app/animal-sensor/id1609202056)

**Features:** macOS Compatibility

**In-app purchases:** none


### HZsafe

[App page](https://appshunter.io/ios/app/hzsafe/id6744885485)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Animal Sensor free?

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

### Is HZsafe free?

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

### Do Animal Sensor or HZsafe have ads?

Neither Animal Sensor nor HZsafe shows ads.

### Which is updated more often, Animal Sensor or HZsafe?

Animal Sensor ships an update every 4 months, and HZsafe every 10 days. Most recently, Animal Sensor was updated on May 17, 2026 and HZsafe on September 18, 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.*