# Learn Android Studio & Java

> Your Ultimate Java and Android Studio Learning Companion!

Canonical page: [https://chrome-stats.com/d/com.once.adstudio](https://chrome-stats.com/d/com.once.adstudio)

## Overview

- **ID:** `com.once.adstudio`
- **Platform:** Android
- **Type:** Android app
- **Status:** Available
- **Publisher:** once
- **Category:** EDUCATION
- **Downloads:** 480,218
- **Rating:** 3.16 / 5 (855 ratings)
- **Version:** 1.1.9
- **Last updated:** 2026-08-16
- **First published:** 2023-11-10
- **Publisher country:** LB
- **Size:** 46 MB
- **Data as of:** 2026-09-05
- **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=com.once.adstudio)
- **Website:** [https://dotonce.net/](https://dotonce.net/)
- **Privacy policy:** [https://firebasestorage.googleapis.com/v0/b/adstudio-91370.appspot.com/o/privacy.html?alt=media](https://firebasestorage.googleapis.com/v0/b/adstudio-91370.appspot.com/o/privacy.html?alt=media)

## Description

Welcome to ADStudio, your ultimate companion for mastering Java programming and Android Studio IDE. This comprehensive learning app offers in-depth tutorials covering Java fundamentals to advanced concepts, alongside practical Android Studio lessons with detailed examples. 

Key features include an integrated Java compiler for hands-on practice, richly explained source codes, interactive quizzes to reinforce knowledge, and resource categories including a shortcut guide for efficient Android development. Designed for beginners to experienced developers, ADStudio provides a user-friendly interface and practical content to boost coding skills and mastery of Android app development.

Start your coding journey with ADStudio today, and transform your skills in Java and Android Studio with engaging lessons and tools tailored for your learning success.

## Rankings

- #102,011 — Overall

## Permissions and access

### Permissions

- `android.permission.ACCESS_ADSERVICES_AD_ID`
- `android.permission.ACCESS_ADSERVICES_ATTRIBUTION`
- `android.permission.ACCESS_ADSERVICES_TOPICS`
- `android.permission.ACCESS_NETWORK_STATE`
- `android.permission.ACCESS_WIFI_STATE`
- `android.permission.FOREGROUND_SERVICE`
- `android.permission.INTERNET`
- `android.permission.POST_NOTIFICATIONS`
- `android.permission.READ_MEDIA_AUDIO`
- `android.permission.READ_MEDIA_IMAGES`
- `android.permission.READ_MEDIA_VIDEO`
- `android.permission.READ_MEDIA_VISUAL_USER_SELECTED`
- `android.permission.RECORD_AUDIO`
- `android.permission.WAKE_LOCK`
- `com.applovin.array.apphub.permission.BIND_APPHUB_SERVICE`
- `com.google.android.c2dm.permission.RECEIVE`
- `com.google.android.finsky.permission.BIND_GET_INSTALL_REFERRER_SERVICE`
- `com.google.android.gms.permission.AD_ID`
- `com.google.android.providers.gsf.permission.READ_GSERVICES`
- `com.once.adstudio.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION`

## Review summary

Reviews are mixed: many users find the app beginner-friendly and helpful for learning Android development, with useful tutorials and a positive experience. However, several reviews accuse it of advertising other apps, lacking genuine Android Studio functionality, and even misbranding. Some report issues with project creation and potential data/privacy concerns. Overall, it seems more of an educational/marketing app than a reliable development tool.

### Pros

- Beginner-friendly and helpful for learning Android development
- Useful tutorials and guidance for beginners
- Positive experience and good for learning UI widgets
- General constructive content for app development

### Cons

- Appears to be promotional, pushing other apps rather than functioning as a true Android Studio tool
- Not the official Android Studio (branding not Google) and may be misleading
- Some users report functional issues like new projects not showing
- Allegations of data-related concerns / privacy worries

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Source: [Chrome-Stats](https://chrome-stats.com/d/com.once.adstudio)