# PurrSong vs Narwal

The clearest difference is rating: Narwal at 3.7 against PurrSong's 2.3. Narwal also leads on in-app purchases (none vs 3) and ratings volume (617 vs 4). PurrSong's advantage is update cadence (weekly vs every 2 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. PurrSong sells 3 in-app purchases, starting at $2.90 per month. Narwal asks for nothing beyond the download.

Narwal holds the better App Store score, 3.7 against 2.3. That said, the two scores are not equally well evidenced: Narwal has 617 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 26% of PurrSong's written reviews are positive against 41% of Narwal's.

PurrSong ships an update weekly, Narwal every 2 weeks. The most recent releases landed on October 14, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | PurrSong | Narwal |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.3 (4 ratings)](https://appshunter.io/ios/app/purrsong/id1584063952/reviews) | **[3.7 (617 ratings)](https://appshunter.io/ios/app/narwal/id1636748263/reviews)** |
| Number of ratings | 4 | **617** |
| Positive reviews | 26.1% of reviews | **41.4% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Every 2 weeks |
| Monetization | Freemium | **Free** |
| Size | 150 MB | 322 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [PurrSong, Inc](https://appshunter.io/developer/1416361687) | [Yunjing Intelligence Innovation (Shenzhen) Co., Ltd.](https://appshunter.io/developer/1462004351) |

## What reviewers say

### PurrSong

[App page](https://appshunter.io/ios/app/purrsong/id1584063952)

Monitor your cat's health and daily care routines with this app. Track vital signs, activity levels, and manage feeding, grooming, and medication schedules. Premium features are available through subscription.

**Highlights:** Cat and product registration, Health status check (weight, bowel movements, activity), Daily care scheduling (food, vitamins, grooming), Integration with LavvieBot S and LavvieTAG, Subscription for premium features

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly / For 1 Cat Only | $2.90 | per month |
| Monthly / For 2 Cats | $4.90 | per month |
| Monthly / For 3 or More Cats | $6.90 | per month |


### Narwal

[App page](https://appshunter.io/ios/app/narwal/id1636748263)

Remotely control and monitor your cleaning robot from anywhere. Customize cleaning modes, schedules, and spot cleaning for a spotless home. Receive detailed cleaning reports and manage room layouts with no-go zones.

**Highlights:** Remote control and monitoring, Multiple cleaning modes, Customized cleaning plans, Spot cleaning functionality, Map management with no-go zones, Customized cleaning reports

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Great machine, easy to operate
- 👍 Dependable and helps with allergies
- 💡 Excellent app and device
- 👍 Fantastic cleaning performance
- 👍 Seamless on hardwood and carpets

**What reviewers complain about**

- 🐛 Mapping and room splitting issues
- 🐛 Connectivity problems with app
- 🐛 Buggy and unstable app
- 🐛 Difficult to use app interface
- 🐛 Lack of push notifications and status updates

**Reported bugs**

- App crashes and freezes
- Connectivity issues between app and robot
- Mapping errors and inability to edit maps
- Unreliable scheduling and cleaning tasks
- Unexpected robot behavior and getting stuck

**Requested features**

- Ability to split rooms and create custom zones
- Improved mapping and room editing features
- More scheduling options (e.g., every 2 weeks, monthly)
- Integration with voice assistants
- Ability to order replacement parts directly from the app


## Frequently asked questions

### Is PurrSong free?

PurrSong is free to download, with in-app purchases available.

### Is Narwal free?

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

### Which has better reviews, PurrSong or Narwal?

Narwal is rated higher. PurrSong averages 2.3 out of 5 from 4 ratings, while Narwal averages 3.7 from 617 ratings.

### Do PurrSong or Narwal have ads?

Neither PurrSong nor Narwal shows ads.

### Which is updated more often, PurrSong or Narwal?

PurrSong ships an update weekly, and Narwal every 2 weeks. Most recently, PurrSong was updated on October 14, 2026 and Narwal 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.*