Get
NineLives
Your cat won't tell you they're sick.
Your cat won't tell you they're sick.
Your cat won't tell you they're sick.
NineLives monitors their health 24/7, so you know before symptoms show.
NineLives monitors their health 24/7, so you know before symptoms show.
NineLives monitors their health 24/7, so you know before symptoms show.
NineLives monitors their health 24/7, so you know before symptoms show.
"Trusted by 10,000+ cat owners"
As featured in
Product of the Year
Editor's Choice 2025
Top Pick for Cat Owners
Veterinarian Approved
Best Health Monitor
Innovation by Design Award
Product of the Year
Editor's Choice 2025
Top Pick for Cat Owners
Veterinarian Approved
Best Health Monitor
Innovation by Design Award
Why waiting is risky
Cats hide illness
By the time your cat shows symptoms, health issues are often advanced. Early detection is critical.
Cats hide illness
By the time your cat shows symptoms, health issues are often advanced. Early detection is critical.
Cats hide illness
By the time your cat shows symptoms, health issues are often advanced. Early detection is critical.
Anxiety goes unnoticed
Stress and anxiety can lead to serious health problems, but cats mask their discomfort until it's severe.
Anxiety goes unnoticed
Stress and anxiety can lead to serious health problems, but cats mask their discomfort until it's severe.
Anxiety goes unnoticed
Stress and anxiety can lead to serious health problems, but cats mask their discomfort until it's severe.
Emergency visits are expensive
The average emergency vet visit costs $1,000-3,000. Prevention saves money and pain.
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Emergency visits are expensive
The average emergency vet visit costs $1,000-3,000. Prevention saves money and pain.
Emergency visits are expensive
The average emergency vet visit costs $1,000-3,000. Prevention saves money and pain.
Continuous monitoring gives you confidence
Body Temperature
Respiratory Rate
Activity Levels
Anxiety Detection
Sleep Quality
Heart Health
Sleep Quality
Heart Health
Continuous monitoring detects irregular patterns before symptoms appear. Average resting heart rate for cats: 140-220 bpm.
Heart Health
Continuous monitoring detects irregular patterns before symptoms appear. Average resting heart rate for cats: 140-220 bpm.
Sleep Quality
Body Temperature
Fever is often the first sign of infection. Normal cat temperature: 100.5-102.5°F. Alerts you to changes within hours.
Sleep Quality
Cats sleep 12-16 hours daily. Changes in sleep patterns can indicate pain, stress, or illness before other symptoms show.
Sleep Quality
Sleep Quality
Cats sleep 12-16 hours daily. Changes in sleep patterns can indicate pain, stress, or illness before other symptoms show.
Anxiety Detection
Tracks stress levels through HRV and activity changes. Identifies environmental triggers affecting your cat's wellbeing.
Sleep Quality
Respiratory Rate
Normal breathing: 20-30 breaths per minute at rest. Elevated rates can signal respiratory issues, pain, or heart problems.
Body Temperature
Fever is often the first sign of infection. Normal cat temperature: 100.5-102.5°F. Alerts you to changes within hours.
Sleep Quality
Anxiety Detection
Tracks stress levels through HRV and activity changes. Identifies environmental triggers affecting your cat's wellbeing.
Respiratory Rate
Normal breathing: 20-30 breaths per minute at rest. Elevated rates can signal respiratory issues, pain, or heart problems.
Sleep Quality
Activity Levels
Daily movement tracking reveals energy changes. Sudden drops often indicate health issues days before visible symptoms.
Activity Levels
Daily movement tracking reveals energy changes. Sudden drops often indicate health issues days before visible symptoms.
Simple to use, powerful to own
01
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Attach the collar
Designed specifically for cats. Water-resistant, comfortable, and available in multiple styles. Simply attach it like any regular collar.
01
Attach the collar
Designed specifically for cats. Water-resistant, comfortable, and available in multiple styles. Simply attach it like any regular collar.
02
Monitor their health
NineLives tracks heart rate, temperature, activity, and anxiety levels. The collar runs for 30 days without charging.
02
Monitor their health
NineLives tracks heart rate, temperature, activity, and anxiety levels. The collar runs for 30 days without charging.
03
Get alerts that matter
When patterns change, you'll be notified instantly. Review detailed trends in the app and share reports directly with your vet.
03
Get alerts that matter
When patterns change, you'll be notified instantly. Review detailed trends in the app and share reports directly with your vet.
Everything you need to keep them healthy
Know when they're not feeling well
NineLives continuously monitors heart rate, temperature, and breathing patterns. Get instant alerts when something's unusual, so you can act before symptoms appear.
Understand their anxiety levels
Track stress and anxiety through activity patterns and behavioral changes. Identify what triggers your cat's stress and create a calmer environment for them.
Understand their anxiety levels
Track stress and anxiety through activity patterns and behavioral changes. Identify what triggers your cat's stress and create a calmer environment for them.
Catch issues before they're serious
AI-powered analysis learns your cat's patterns and detects early warning signs. Share detailed health reports with your vet for better care decisions.
Catch issues before they're serious
AI-powered analysis learns your cat's patterns and detects early warning signs. Share detailed health reports with your vet for better care decisions.
Get a chance to see their secret life
Track daily activity, sleep quality, and play sessions. Understand what your cat does all day and spot changes in routine that might signal health issues.
Get a chance to see their secret life
Track daily activity, sleep quality, and play sessions. Understand what your cat does all day and spot changes in routine that might signal health issues.
Your cat's health, beautifully simple
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Everything in one view
Check heart rate, temperature, activity, and sleep at a glance. No digging through menus. Just open the app and see what matters.
"87% of cat owners check the dashboard daily"
Instant alerts, early action
When patterns change, you know immediately. Luna's owner caught an elevated heart rate two hours before symptoms showed. Time to call the vet.
"Average alert comes 18 hours before visible symptoms"
See the bigger picture
Daily metrics tell part of the story. Weekly trends reveal the patterns your vet needs to see. Export reports and share them in seconds.
"Vets say trend data helps diagnose issues 3x faster"
Everything in one view
Check heart rate, temperature, activity, and sleep at a glance. No digging through menus. Just open the app and see what matters.
"87% of cat owners check the dashboard daily"
Instant alerts, early action
When patterns change, you know immediately. Luna's owner caught an elevated heart rate two hours before symptoms showed. Time to call the vet.
"Average alert comes 18 hours before visible symptoms"
See the bigger picture
Daily metrics tell part of the story. Weekly trends reveal the patterns your vet needs to see. Export reports and share them in seconds.
"Vets say trend data helps diagnose issues 3x faster"
Cat owners sleep better with NineLives
"NineLives caught my cat's UTI three days before symptoms showed. The early alert saved us an emergency vet visit and helped Max recover faster."
Sarah M., Max's human
"Luna started sleeping more, and I just figured she was getting older. But NineLives tracked her activity dropping steadily over two weeks. My vet diagnosed early arthritis, and we got her on treatment right away."
James K., Luna's dad
"Every afternoon, Whiskers would hide under the bed for hours. NineLives showed me her anxiety was spiking at exactly 2pm each day. The neighbor's dog was barking during his walks! We moved her favorite spot to a quieter room, and she's been so much happier."
Emily R., Whiskers' mom
"We adopted Mochi six months ago, and she was terrified of everything. Watching her stress levels drop week after week on the app was incredible. Now we can tell when she's having a rough day and needs extra cuddles. She's finally settled in."
Rachel & Tom L., Mochi's parents
"Bella stopped eating breakfast one morning, and I completely panicked. NineLives showed her vitals were totally normal, just an upset tummy. Two months later when her heart rate actually spiked, I didn't hesitate because I knew this time it was serious."
David C., Bella's human
"NineLives caught my cat's UTI three days before symptoms showed. The early alert saved us an emergency vet visit and helped Max recover faster."
Sarah M., Max's human
"Luna started sleeping more, and I just figured she was getting older. But NineLives tracked her activity dropping steadily over two weeks. My vet diagnosed early arthritis, and we got her on treatment right away."
James K., Luna's dad
"Every afternoon, Whiskers would hide under the bed for hours. NineLives showed me her anxiety was spiking at exactly 2pm each day. The neighbor's dog was barking during his walks! We moved her favorite spot to a quieter room, and she's been so much happier."
Emily R., Whiskers' mom
"We adopted Mochi six months ago, and she was terrified of everything. Watching her stress levels drop week after week on the app was incredible. Now we can tell when she's having a rough day and needs extra cuddles. She's finally settled in."
Rachel & Tom L., Mochi's parents
"Bella stopped eating breakfast one morning, and I completely panicked. NineLives showed her vitals were totally normal, just an upset tummy. Two months later when her heart rate actually spiked, I didn't hesitate because I knew this time it was serious."
David C., Bella's human
Frequently Asked Questions
How long does the battery last?
30 days on a single charge. The collar is rechargeable via USB-C.
Is it safe for my cat?
Yes. The collar is lightweight (28g), water-resistant, and designed pecifically for cats. Made with hypoallergenic materials.
What if my cat already has a collar?
NineLives replaces your cat's current collar. It includes a breakaway safety clasp for outdoor cats.
Do I need the subscription?
The collar works without a subscription, but you'll only see basic metrics and 7 days of history. The subscription unlocks alerts, insights, and unlimited history.
Can I share data with my vet?
Yes. Premium members can generate and export health reports to share with their veterinarian.
Choose your plan
Monthly
Annual
Save 20%
Basic
€149
€149
single payment
NineLives smart collar
30-day battery life
Water-resistant
Basic app access
No alerts
No trend analysis
Premium
Most popular
€149 + €124.70/y
€149 + €12.99/mo
billed monthly
Everything in Basic
Real-time health alerts
Unlimited history
AI-powered insights
Anxiety detection
Vet report exports
Family Plan
€149 + €191.90/y
€149 + €19.99/mo
billed monthly
Everything in Premium
Up to 3 collars
Multi-cat dashboard
Comparison insights
Family sharing
Free treats
Monthly
Annual
Save 20%
Basic
€149
€149
single payment
NineLives smart collar
30-day battery life
Water-resistant
Basic app access
No alerts
No trend analysis
Premium
Popular
€149 + €124.70/y
€149 + €12.99/mo
billed monthly
Everything in Basic
Real-time health alerts
Unlimited history
AI-powered insights
Anxiety detection
Vet report exports
Family Plan
€149 + €191.90/y
€149 + €19.99/mo
billed monthly
Everything in Premium
Up to 3 collars
Multi-cat dashboard
Comparison insights
Family sharing
Free treats
Monthly
Annual
Save 20%
Basic
€149
€149
single payment
NineLives smart collar
30-day battery life
Water-resistant
Basic app access
No alerts
No trend analysis
Premium
Most popular
€149 + €124.70/y
€149 + €12.99/mo
billed monthly
Everything in Basic
Real-time health alerts
Unlimited history
AI-powered insights
Anxiety detection
Vet report exports
Family Plan
€149 + €191.90/y
€149 + €19.99/mo
billed monthly
Everything in Premium
Up to 3 collars
Multi-cat dashboard
Comparison insights
Family sharing
Free treats
Get NineLives
Get NineLives
Join thousands of cat owners who sleep better knowing their cats are monitored 24/7.