Skip to product information
1 of 9

myFirst Fone S3+

myFirst Fone S3+

Regular price $299.00
Regular price $169.00 Sale price $299.00
Sale Sold out
Shipping calculated at checkout.

Introducing the myFirst Fone S3+ with e-SIM, the ultimate 4G Slim WatchPhone with Integrated myFirst Circle

Designed for kids aged 5-13. With its stylish and kid-friendly design featuring a 1.4-inch square screen, this smartwatch is the coolest choice for young users.

Stylish Design

A sleek and kid-friendly design ensures that the myFirst Fone S3+ stands out with its 1.4-inch square screen.

Stay Healthy

Monitor your child's well-being with built-in features such as heart rate monitoring and step tracking, encouraging them to achieve their daily fitness goals.

Stay Connected

Powered by FoneOS, kids can easily connect with family and friends through messages and calls, fostering a secure and convenient way to stay in touch.

Entertainment Hub

Enjoy music playback and capture memories with the integrated 2MP camera, providing an entertaining and creative experience for kids.

Safety First

The myFirst Fone S3+ prioritizes safety with GPS tracking, ensuring that parents always know the whereabouts of their child, offering peace of mind.

e-SIM Features

Now with e-SIM capabilities, the myFirst Fone S3+ allows seamless connectivity without the need for a physical SIM card, enhancing convenience for both parents and kids.


This smartwatch is the ultimate all-in-one device for kids, seamlessly combining communication, entertainment, and fitness tracking in a single, compact package.

This model is only compatible with myFirst eSIM

View full details

    Accurately and conveniently track your kids' whereabouts at a set interval.


    Create custom geo-fences around your home, school or other important locations


    Alert parents & seek assistance in emergency situations with the press of a button


    No third-party apps such as games & social media can be installed to the watch


    Keep your child safe from online predators and other unauthorized people


    Silences the watch and disables all features except for the SOS function during school or class period set by parents

Stay Connected with Unlimited Data eSIM

  • Get 1-month free subscription upon activation
  • No contract, cancel anytime
  • Easily manage subscription from myFirst Circle app
See Pricing

Designed for Kids, Created for Parents


Heart Rate Monitoring & Alert

Monitor your child's heart rate and fitness statistics, including steps taken, calories burned, and distance covered.

Through the myFirst Circle app, parents can establish high heart rate alerts. Should a child's heart rate surpass the designated threshold, the watch will promptly notify them to take it easy.


Personalized Watch Faces with Fun Animated Wallpapers

myFirst Fone S3+ comes equipped with a collection of lively animated wallpapers, and you can also customize your watch face with your own selfies or photos sent from friends in the chat room.


Chat With Parent and Friends Using Emoji and Multiple Preset Texts

You can scroll to the right and choose from a list of handy and common phrases that the kids like, kids can now have a speedy reply without using the voice message.


Fitness Goal Achievement with Badges

The activity tracker shows your achievement and encourages the young one to achieve their daily target. Rewards with unique badges. Be active and have fun~

Durable & Powerful

Change your straps to fit your kid's style! The interchangeable strap comes in 13 different colors, silicon and knitted! Mix and match to fit your style and preference.

More Features You'll Love!


    Using cellular networks, the Fone S3+ and smartphone can converse in real time through either voice or video calls. This means that you can always see and hear the people who matter most to you, no matter where you are in the world.

  • 1.4" TFT Screen

    Fone S3+ features a vibrant and clear 1.4 inch IPS screen. This display technology provides a sharp and colorful viewing experience, making it easier for kids to read, navigate, and interact with their smartwatch.


    Comes with an MP3 player and built-in loudspeaker that provides up to 10 hours playback time which is great for music or listening to audiobooks. Feel the joy of having 1500 songs on your wrist!

1 of 3

myFirst Circle: A Connected Ecosystem for Families

The call, messaging and social sharing app for Families, Children and Friends.

Learn More

Customer Reviews

Be the first to write a review

Technical Details

Product Specifications

Display: 1.4 inch IPS

Camera: 2MP front camera

Battery: 650 mAh

Working time: 6 hours

Standby time: 40 hours

Storage: 8GB

Weight: 53g

SIM type: eSIM

Positioning: LBS, GPS, A-GPS, WIFI

App supports: iOS 11.0 & Android 9.0 above

What's In the Box

  • myFirst Fone S3+
  • User Manual
  • USB Charging Cable
  • SD card slot opener
  • Decorative stickers x 2