Count With Me
Math for kids, with short challenges, a friendly voice and collectible rewards. Now available for Chrome, Edge and Firefox. It works offline, with no ads and no data collection, and parents can follow progress.
Install it in your browser
Count With Me is already in the Chrome, Edge and Firefox extension stores. Pick yours.
Learning through play
Counting, comparing quantities, money and change, story problems and a race-against-the-clock mode, in short sessions.
Parents in control
A password-protected dashboard shows progress by topic and lets you set goals and make backups. Each child has their own profile.
Privacy first
No account, no ads and no data collection. Everything stays on the device and the game works offline.
Designed for kids who do not read fluently yet

Home screen 
Comparing quantities 
Rewards shop 
Parents dashboard
Reasons for kids to come back every day
Several game modes
Count, Compare, Money, Stories and Against the Clock, with animated feedback and hints instead of punishment.
Rewards and progress
Stars, a daily streak with reward chests, a 36-sticker album and 20 achievements, including two secret ones.
Shop and mascots
Mascots such as a fox, panda, dino, unicorn and robot, plus themes like Ocean, Candy and Snow.
Family profiles
The game greets each child by name and remembers each profile's preferred voice, speed and pitch.
Natural-sounding voices
Narration uses the device's own voice and automatically picks the most natural one available, in Portuguese, English and Spanish.
Accessible
High contrast, dyslexia-friendly font, calm mode and large touch targets. The project follows WCAG 2.1 level AA.
A game that respects the child and the family
Zero data collection
No account, no personal data and no telemetry. Progress stays on the device.
No ads and no tracking
The game uses no tracking cookies and shows no ads. Parents decide, and can accept, decline or customize.
Parent gate
Settings and sensitive data sit behind a password stored only on the device, with progressive lockout after wrong attempts.
Designed for childhood
The design considers COPPA, GDPR and Brazil's LGPD, with special attention to children. Klivfy's privacy policy is available on this site.
Where to play
Browser
Available: extension for Chrome, Edge and Firefox on the computer.
Android
Coming soon. A local app that works without internet.
Web (computer and iPhone)
Coming soon. A version installable from the browser.
Windows
Coming soon. A desktop application.
Questions about Count With Me
What age is the game for?
Children from age 4. The focus is ages 4 to 8, with voice and icons for kids who do not read fluently yet.
Where can I get the game?
In the Chrome, Edge and Firefox extension stores, using the buttons on this page. Android, web and Windows versions are coming soon.
Does it need internet or an account?
No. The game works offline and asks for no account or personal data.
How do I follow my child's progress?
Through the password-protected parents dashboard, which shows stars, play time, accuracy and a mastery map by topic.
Does the game have ads?
No. Shop rewards are unlocked with the stars the child earns by playing.
Want to play on Android, Windows and web too?
Those versions are in preparation. Leave your contact and we will let you know when they arrive.
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