# Whisker vs Echo (An App With Shape)

The clearest difference is device support: Whisker at 3 against Echo (An App With Shape)'s 1. Whisker also leads on iOS requirement (15.6 vs 18.5). On price, 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.

## The numbers

| Metric | Whisker | Echo (An App With Shape) |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (149K ratings)](https://appshunter.io/ios/app/whisker/id1475805212/reviews)** | — |
| Number of ratings | **149K** | — |
| Positive reviews | 51.9% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | — |
| Monetization | Free with in-app purchases | — |
| Size | 169 MB | 115 MB |
| Requires iOS | **15.6** | 18.5 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Automated Pet Care Products Inc. dba AutoPets](https://appshunter.io/developer/1240404533) | [Tin O Gao](https://appshunter.io/developer/1870400019) |

## What reviewers say

### Whisker

[App page](https://appshunter.io/ios/app/whisker/id1475805212)

Remotely monitor and control your WiFi-enabled pet devices, including litter boxes and feeders. Receive real-time alerts, track usage insights, and manage schedules from anywhere. Enhance your pet care routine with smart technology.

**Highlights:** Real-time alerts for device status, Remote control of device functions, Usage insights and trend tracking, Flexible feeding schedules, Multi-robot management, On-demand pet treat dispensing

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Convenient, hassle-free
- 👍 Keeps litter box clean and odor-free
- 💡 Tracks cat usage and weight
- 🚀 Saves time and effort

**What reviewers complain about**

- 🐛 Frequent false 'drawer full' notifications
- 🐛 Connectivity issues with app
- 🐛 Sensor malfunctions and interrupted cycles
- 🔋 Drains phone battery with constant notifications

**Reported bugs**

- App frequently disconnects from litter box
- App fails to properly register litter box
- Litter box gets stuck in cleaning cycle

**Requested features**

- Customizable cleaning cycle settings
- Ability to identify which cat used the litter box
- Improved app stability and responsiveness
- Better integration with smart home devices


### Echo (An App With Shape)

[App page](https://appshunter.io/ios/app/echo-an-app-with-shape/id6758025648)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Whisker free?

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

### Is Echo (An App With Shape) free?

Echo (An App With Shape) is free to download, with no in-app purchases.

### Do Whisker or Echo (An App With Shape) have ads?

Neither Whisker nor Echo (An App With Shape) shows ads.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*