Whisker vs PurrSong
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Whisker
Remotely monitor and control your WiFi-enabled pet care devices, including litter boxes and feeders. Receive real-time alerts, track usage insights, and manage feeding schedules from anywhere. Offers convenient, hassle-free pet care management.
- Real-time device alerts
- Remote control of device functions
- Usage and feeding insights
- Flexible feeding schedules
- Multi-robot management
- Low-food and issue notifications
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The Whisker app uses our proprietary WhiskerOS™ software to allow you to remotely monitor and control your WiFi-enabled Whisker device. Use the Whisker app to monitor, control, and get insights from your Whisker devices—including Litter-Robot and Feeder-Robot—anytime, anywhere. Works with Litter-Robot 3 Connect, Litter-Robot 4, Litter-Robot 5, Litter-Robot 5 Pro, Litter-Robot EVO, PetTag, and Feeder-Robot. Litter-Robot features - Real-time alerts: Know when a cycle starts, pauses, or the drawer needs emptying. - Litter & waste status: See litter level and waste drawer status at a glance. - Usage insights: Track trends that help you monitor your cat's routine. - Remote controls: Adjust cycle delay time, lock the control panel, toggle night light, or schedule sleep mode. - Multi-robot support: Set up and manage multiple units in one place. Feeder-Robot features - Flexible schedules: Create and edit feeding schedules from your phone. - Snack on demand: Dispense a snack anytime, wherever you are. - Low-food & issue alerts: Get notified when food is low or if the feeder needs attention. - Feeding insights: View weekly and monthly trends. Setup & requirements - Camera permission for QR code onboarding. - Wi-Fi: Visible, password-protected IPv4 network. All models support 2.4 GHz; 5 GHz is supported on select Pro models only. Use 2.4 GHz for all others. - Location Services: Enable during onboarding to help the app find your Wi-Fi network. Features may vary by device and model.
PurrSong
Monitor your cat's health and daily care routines with detailed tracking of their activity, food consumption, and hygiene. The app offers essential free features and optional premium subscriptions for enhanced pet care management.
- Cat and product registration
- Health status monitoring (weight, bowel movements, activity)
- Daily care scheduling (food, vitamins, grooming)
- Premium subscription for advanced features
- Multiple subscription tiers based on cat count
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[Features] - Cat and product registration - Health status check ・ LavvieBot S, LavvieBox: weight, bowel movement times and duration ・ LavvieTAG: activity status (running, resting, zoomies, etc.) - Schedule (cat’s daily care) ・ food/snack/vitamin consumption, brushing teeth, nail care, etc. Our app provides essential features for free, allowing you to take care of your cats without any initial cost. To access additional premium features, you can subscribe to LavvieCare through in-app purchases. Choose from various plans based on the number of cats: 1 cat: $2.9 per month 2 cats: $4.9 per month 3 or more cats: $6.9 per month All subscriptions are billed automatically on a monthly basis through your Apple ID. Payment will be charged to your Apple ID account at confirmation of purchase. Your subscription will automatically renew unless auto-renew is turned off at least 24 hours before the end of the current period. You can manage your subscription and turn off auto-renewal by going to your Account Settings after purchase. For additional details, please also review Apple’s Standard Terms of Use. [https://www.apple.com/legal/internet-services/itunes/dev/stdeula/]
Screenshots
Verdict
The clearest difference is rating: Whisker at 4.8 against PurrSong's 2.3. Whisker also leads on in-app purchases (none vs 3) and review sentiment (52% vs 26%). On price, update cadence, ads and iOS requirement there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. PurrSong sells 3 in-app purchases, starting at $2.90 per month. Whisker asks for nothing beyond the download.
Whisker holds the better App Store score, 4.8 against 2.3. That said, the two scores are not equally well evidenced: Whisker has 151K ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 52% of Whisker's written reviews are positive against 26% of PurrSong's.
Whisker ships an update fortnightly, PurrSong every 9 days. The most recent releases landed on November 12, 2026 and November 11, 2026 respectively.
| Parameter | Whisker | PurrSong |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (151K ratings) — better | 2.3 (4 ratings) |
| Positive reviews | 52.1% of reviews — better | 26.1% of reviews |
| Number of ratings | 151K — better | 4 |
| Update frequency | Fortnightly | Every 9 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Freemium |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 15.6 — better | 16.4 |
| Further details — not scored | ||
| Size | 170 MB | 164 MB |
| Age rating | 4+ | 4+ |
| Developer | Automated Pet Care Products Inc. dba AutoPets | PurrSong, Inc |
Customer experience
Whisker
PurrSong
Bugs and requests
Whisker
Reported bugs
3 issues- App frequently disconnects from litter box
- App fails to properly register litter box
- Litter box gets stuck in cleaning cycle
Requested features
4 requests- Customizable cleaning cycle settings
- Ability to identify which cat used the litter box
- Improved app stability and responsiveness
- Better integration with smart home devices
PurrSong
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Whisker
No in-app purchases
PurrSong
- Monthly / For 1 Cat Only$2.901 Month
- Monthly / For 2 Cats$4.901 Month
- Monthly / For 3 or More Cats$6.901 Month
