# Ember vs Whisker

The clearest difference is rating: Whisker at 4.8 against Ember's 3.3. Whisker also leads on review sentiment (52% vs 18%) and ratings volume (147K vs 7.5K). Ember's advantage is monetization model (free vs free with in-app purchases). On price, ads, in-app purchases and iOS requirement there is nothing between them.

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

Whisker holds the better App Store score, 4.8 against 3.3. That said, the two scores are not equally well evidenced: Whisker has 147K ratings behind it against 7.5K, so its average is the more settled of the two. Written reviews point the same way: 18% of Ember's written reviews are positive against 52% of Whisker's.

Ember ships an update every 2 months, Whisker every 3 weeks. The most recent releases landed on October 18, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | Ember | Whisker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.3 (7.5K ratings)](https://appshunter.io/ios/app/ember-temperature-control/id1147470931/reviews) | **[4.8 (147K ratings)](https://appshunter.io/ios/app/whisker/id1475805212/reviews)** |
| Number of ratings | 7.5K | **147K** |
| Positive reviews | 17.7% of reviews | **51.9% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 63 MB | 175 MB |
| Requires iOS | 16.6 | **15.6** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Ember Technologies Inc.](https://appshunter.io/developer/1063861447) | [Automated Pet Care Products Inc. dba AutoPets](https://appshunter.io/developer/1240404533) |

## What reviewers say

### Ember

[App page](https://appshunter.io/ios/app/ember-temperature-control/id1147470931)

This app allows you to precisely control the temperature of your hot beverages using a smart mug. Customize presets, receive notifications when your drink reaches the perfect temperature, and explore recipes. Personalize your mug settings for an enhanced drinking experience.

**Highlights:** Precise temperature control, Save temperature presets, Beverage recipes and blogs, Customizable notifications, Manage multiple mugs, Personalize mug settings

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

**In-app purchases:** none

**What reviewers like**

- ⭐ Keeps drink at perfect temperature
- 🍵 Great for tea and coffee drinkers
- 🎨 Customizable LED light colors
- 🔋 Decent battery life when used properly
- 🤖 Apple Watch app integration

**What reviewers complain about**

- 🔌 Requires frequent charging and docking
- 🔒 Forced account creation and login
- 🔄 Unreliable Bluetooth connectivity
- 🐛 Buggy app with frequent issues
- 🤔 Confusing app UI and controls

**Reported bugs**

- App frequently logs users out
- Mug disconnects from app randomly
- Firmware update process often fails
- App doesn't always detect liquid in mug
- Presets and settings get lost after updates

**Requested features**

- Battery level indicator on main screen
- Improved Apple Watch app functionality
- Wireless charging option
- Ability to lock temperature settings
- Automatic temperature adjustment based on volume


### 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


## Frequently asked questions

### Is Ember free?

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

### Is Whisker free?

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

### Which has better reviews, Ember or Whisker?

Whisker is rated higher. Ember averages 3.3 out of 5 from 7.5K ratings, while Whisker averages 4.8 from 147K ratings.

### Do Ember or Whisker have ads?

Neither Ember nor Whisker shows ads.

### Which is updated more often, Ember or Whisker?

Ember ships an update every 2 months, and Whisker every 3 weeks. Most recently, Ember was updated on October 18, 2026 and Whisker on October 19, 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.*