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Preschool Kids, early-learning app for children built by Mobizio
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Case Study · EdTech

Preschool KidsSpelling Games

A calm, playful learning app that helps preschoolers build spelling, phonics, and early-reading skills at home, live on both the App Store and Google Play.

50+

playful learning activities: kids learn through games, not lessons

50+

activities

5.0★

Google Play

4.6★

App Store

2

app stores

3-5

age range

Overview

Preschool Kids: Spelling Games is a calm, ad-free early-learning app that helps 3-5-year-olds build spelling, phonics, and early-reading skills through play. With 50+ game-based activities, AI-powered stories, and full offline support, Mobizio designed and built it as a single cross-platform codebase shipped to both the App Store and Google Play.

The Challenge

Parents want to give their children a head start before school, but teaching letters, numbers, and early reading at home is hard without the right tools. The goal was a fun, calm, and safe mobile app that preschoolers could use on their own to build foundational skills, while giving parents confidence it was age-appropriate and ad-free. It had to hold the attention of a 3-5-year-old who can't yet read, and run smoothly on both iOS and Android.

Preschool Kids start screen, a calm, child-friendly welcome into the app

What We Built

  • 50+ playful learning activities: kids learn through games, not lessons
  • Core early-learning skills: alphabets, counting, coloring, matching, spelling & phonics
  • AI-powered features: "AI Craft" and "Turn Imagination Into Story"
  • Adventure-based play: themed worlds like Underwater Adventure & puzzles
  • Safe & ad-free: a calm, trusted environment for young children
  • Works offline: play anytime, anywhere, no Wi-Fi needed
  • One codebase, both stores: a single build shipped to iOS & Android
Preschool Kids alphabets activity, learning letters through play

The Engineering

Mobizio delivered it end-to-end as a single Solar2D (Lua) codebase shipped to both iOS and Android. The build pairs game-based learning activities with AI-powered features ("AI Craft" and "Turn Imagination Into Story"), works fully offline, and stays ad-free and safe for young children, with in-app subscriptions for monetization and dedicated QA engineering to keep it stable and smooth across a wide range of devices.

Solar2DLuaiOSAndroidAI IntegrationIn-App Subscriptions
Preschool Kids settings screen, sound and music controls with a parent subscription option

A look inside

Inside Preschool Kids: Spelling Games

Preschool Kids alphabets activity, learning letters through play
Preschool Kids addition activity, early counting and math through games
Preschool Kids settings screen, sound and music controls with a parent subscription option
Preschool Kids school-bus activity, themed, interactive learning play
Preschool Kids start screen, a calm, child-friendly welcome into the app
Preschool Kids home menu, learning activities and themed worlds laid out as a playful map
Preschool Kids AI story feature, 'Turn Imagination Into Story' for early learners

The Result

10K+
Downloads on Google Play
5.0★
Google Play rating
4.6★
App Store rating

Preschool Kids is live on both the App Store and Google Play, holding a perfect 5.0 rating on Google Play and 4.6 on the App Store. Parents highlight the calm pace, the ad-free experience, and how the short learning loops keep young children engaged without overwhelm, exactly the school-readiness experience the product set out to deliver.