Baby Game - Working Vehicle

Fun app for baby, infants and children - "Touch and Sounds!" Working Vehicle.

OPTIAX Inc. · jp.sawatteasobohataraku

Not rated yet 50K+ downloads v2.3.5 40.9 MB Android 6.0+ PEGI 3 · Everyone

Download APK 40.9 MB All versions

Signature matches the Google Play version Details

Baby Game - Working Vehicle screenshot 1

Baby Game - Working Vehicle screenshot 2

Baby Game - Working Vehicle screenshot 3

Baby Game - Working Vehicle screenshot 4

Baby Game - Working Vehicle screenshot 5

At a glance

Latest version: v2.3.5 (2025052401)
Updated: Dec 22, 2025 (10 months ago)
APK size: 40.9 MB
Requires: Android 6.0+ (API 23)
CPU support: ARM 32-bit, ARM 64-bit
Graphics: OpenGL ES 3.0+
Category: Education (app)
Permissions: 6
Website: optiax.co.jp
Developer contact: [email protected]
Privacy: Developer's privacy policy

About this APK

Baby Game - Working Vehicle is an app by OPTIAX Inc. in the Education category. It includes native code for ARM 32-bit and ARM 64-bit, so it runs on practically every phone.

Since version 2.3.4, the APK grew from 30.9 MB to 40.9 MB and the minimum Android version rose from 5.0 to 6.0. It asks for 6 permissions, none of them sensitive. It asks for the same permissions as version 2.3.4. The app can read the advertising ID that ad and analytics services use.

What's new in v2.3.5

-Bug Fix

Description

From the listing uploaded by “appupdater”.

This version is Working Vehicle ver! Free app for the baby , infant, children. “play and touching Japanese cartoon anime icons” It is an application that baby stop crying in the educational game full of fun. ●Age This app is for toddler and children 5 years old from 1 year old. ● Features - There are many kawaii vehicles which children like so much in app - can play as soon as you launch the app - Children can have fun with funny sounds - There are different music in each stage ● appearance scene · scene of working car · working train scene · scene of working construction site · scene of working sky vehicle · scene of working sea of vehicles ● Recommend - child can play with dad and mom to use this app - As an application for a child that does not stop crying - As educational materials that is sensibility of music - As an illustrated reference book of vehicle

Version history

2 versions are listed, going back to v2.3.4. Since v2.3.5 it requires Android 6.0+.

v2.3.5 LATEST Dec 22, 2025 40.9 MB TRUSTED v2.3.4 Mar 31, 2025 30.9 MB TRUSTED

All 2 versions

Security & authenticity

Security rating: Trusted

Signing certificate

Signature matches the Google Play version Checked by the source store on Dec 22, 2025.
Certificate issued to “Daichi Mukai” This is the certificate of the Google Play version.
Same certificate as the other version checked

Store checks and file details

Developer signature verified Dec 22, 2025
Validated against Google Play Dec 22, 2025
Signed byC=jp, ST=tokyo, L=shibuya, O=Daichi Mukai, OU=daichimukai, CN=daichimukai
Signing certificate (SHA-1)61:B9:83:00:5C:63:13:9E:42:EA:87:B4:6C:C5:16:0F:7C:F3:47:4D
File MD50cb255249d6a8654438236b8e25e28ce
Uploaded by “appupdater” Gold tier · 117,810 followers · uploading since 2020

Scans and ratings come from the source store; the certificate comparisons are AAPKs's own, made from the files' published signatures (1 other version compared). AAPKs doesn't scan files itself — compare the MD5 and signer after downloading.

Permissions (6)

Baby Game - Working Vehicle requests 6 permissions, none of them sensitive.

Advertising ID com.google.android.gms.permission.AD_ID
Full network access android.permission.INTERNET
Prevent the device from sleeping android.permission.WAKE_LOCK
Run at startup android.permission.RECEIVE_BOOT_COMPLETED
Run foreground services android.permission.FOREGROUND_SERVICE
View network connections android.permission.ACCESS_NETWORK_STATE

Required hardware & features

Portrait screen android.hardware.screen.portrait

Baby Game - Working Vehicle APK: questions and answers

Is there a version of Baby Game - Working Vehicle for older Android phones?

The current version needs Android 6.0 or later. Version 2.3.4 is the newest listed build that installs on Android 5.0 and later. It is an old build: apps that rely on online services may no longer connect when they are this old. Get version 2.3.4 · All versions

Can I install this APK over the version I already have?

Yes, if your installed copy is older. It is signed like the Google Play version, so Android installs it as an update and keeps your data.

Is the Baby Game - Working Vehicle APK safe?

No one can promise that a file is safe, but some things can be checked. The source store rates this file Trusted. Its signature matches the Google Play version. It is signed with the same certificate as the other version checked. After downloading, check that the file's MD5 is 0cb255249d6a8654438236b8e25e28ce.